diff --git a/web/src/components/oncall/OnCallCoverageStrip.spec.ts b/web/src/components/oncall/OnCallCoverageStrip.spec.ts
index 6477a00c06..9d227ffc6b 100644
--- a/web/src/components/oncall/OnCallCoverageStrip.spec.ts
+++ b/web/src/components/oncall/OnCallCoverageStrip.spec.ts
@@ -14,13 +14,28 @@
 // along with this program.  If not, see <http://www.gnu.org/licenses/>.
 
 import { mount } from "@vue/test-utils";
-import { describe, expect, it } from "vitest";
+import { afterEach, describe, expect, it, vi } from "vitest";
 
 import OnCallCoverageStrip from "@/components/oncall/OnCallCoverageStrip.vue";
 import i18n from "@/locales";
 import type { Rotation } from "@/ts/interfaces/oncall";
 import { MICROS_PER_WEEK } from "@/ts/interfaces/oncall";
 
+// Mutable per case, so the phone tests can switch while every other test stays desktop.
+const mockViewport = vi.hoisted(() => ({ mdUp: true, lgUp: true }));
+vi.mock("@/composables/useBreakpoint", async () => {
+  const { computed } = await import("vue");
+  return {
+    default: () => ({
+      isMobile: computed(() => !mockViewport.mdUp),
+      isTablet: computed(() => mockViewport.mdUp && !mockViewport.lgUp),
+      isDesktop: computed(() => mockViewport.lgUp),
+      mdUp: computed(() => mockViewport.mdUp),
+      lgUp: computed(() => mockViewport.lgUp),
+    }),
+  };
+});
+
 const stubs = {
   OScheduleTimeline: {
     name: "OScheduleTimeline",
@@ -65,6 +80,11 @@ function render(rotations: Rotation[]) {
 }
 
 describe("OnCallCoverageStrip", () => {
+  afterEach(() => {
+    mockViewport.mdUp = true;
+    mockViewport.lgUp = true;
+  });
+
   /// A covered fortnight is ONE band, not 336 hourly slivers the browser has to
   /// lay out.
   it("merges an unbroken stretch of cover into a single band", () => {
@@ -153,6 +173,17 @@ describe("OnCallCoverageStrip", () => {
       expect(first.offset).toBeGreaterThan(0);
       expect(first.offset).toBeLessThan(dayShare);
     });
+
+    /// A phone-width strip has room for about four date labels; the laptop's seven ran into each other.
+    it("thins the dates further on a phone", () => {
+      const laptop = axisOf(render([rotation(["ana@o2.ai"])]));
+      mockViewport.mdUp = false;
+      const phone = axisOf(render([rotation(["ana@o2.ai"])]));
+
+      expect(phone.length).toBeGreaterThan(1);
+      expect(phone.length).toBeLessThanOrEqual(4);
+      expect(phone.length).toBeLessThan(laptop.length);
+    });
   });
 
   /// E5: `Covered` is a binary that answers the wrong question. What somebody
diff --git a/web/src/components/oncall/OnCallCoverageStrip.vue b/web/src/components/oncall/OnCallCoverageStrip.vue
index 716affaa82..9caf23c1b1 100644
--- a/web/src/components/oncall/OnCallCoverageStrip.vue
+++ b/web/src/components/oncall/OnCallCoverageStrip.vue
@@ -114,6 +114,7 @@ along with this program.  If not, see <http://www.gnu.org/licenses/>.
 <script setup lang="ts">
 import { computed } from "vue";
 
+import useBreakpoint from "@/composables/useBreakpoint";
 import OScheduleBand from "@/lib/data/ScheduleTimeline/OScheduleBand.vue";
 import OScheduleTimeline from "@/lib/data/ScheduleTimeline/OScheduleTimeline.vue";
 import type {
@@ -142,6 +143,7 @@ const props = withDefaults(
 );
 
 const { t } = useI18nTyped();
+const { isMobile } = useBreakpoint();
 
 /** One sample per hour: fine enough to catch an hour-long hole. */
 const STEP_MICROS = 60 * 60 * 1_000_000;
@@ -417,6 +419,8 @@ const summary = computed<I18nText>(() => {
 /// Roughly this many labelled marks across the window — enough to place a band
 /// within a day, few enough that the labels do not collide.
 const TICK_TARGET = 7;
+/** A phone-width strip only has room for this many date labels before they collide. */
+const TICK_TARGET_PHONE = 4;
 
 /// The next local midnight at or after `at`.
 ///
@@ -455,7 +459,8 @@ const dayColumns = computed(() => dayBoundaries.value.map((at) => (at - start.va
 /// they thin out — but always onto real midnights, never onto even fractions of
 /// the window, which would put "Mon 18" at half past two on the Monday.
 const axisTicks = computed<ScheduleAxisTick[]>(() => {
-  const step = Math.max(1, Math.ceil(props.days / TICK_TARGET));
+  const target = isMobile.value ? TICK_TARGET_PHONE : TICK_TARGET;
+  const step = Math.max(1, Math.ceil(props.days / target));
   return dayBoundaries.value
     .filter((_, index) => index % step === 0)
     .map((at) => ({
diff --git a/web/src/components/oncall/OnCallMembers.spec.ts b/web/src/components/oncall/OnCallMembers.spec.ts
index 1ee0514331..c6bfd06bde 100644
--- a/web/src/components/oncall/OnCallMembers.spec.ts
+++ b/web/src/components/oncall/OnCallMembers.spec.ts
@@ -446,4 +446,46 @@ describe("OnCallMembers", () => {
       );
     });
   });
+
+  /// A phone's action column holds one control, so both row actions are mirrored in a menu that must act the same.
+  describe("the phone row menu", () => {
+    const menuStubs = {
+      ...stubs,
+      ODropdown: { name: "ODropdown", template: "<div><slot name='trigger' /><slot /></div>" },
+      ODropdownItem: {
+        name: "ODropdownItem",
+        emits: ["select"],
+        template: `<button @click="$emit('select')"><slot /></button>`,
+      },
+    };
+
+    function renderWithMenu() {
+      return mount(OnCallMembers, {
+        props: { teamId: "team_1", members: [member("ana@o2.ai")], timezone: "UTC" },
+        global: { plugins: [i18n, store], stubs: menuStubs },
+      });
+    }
+
+    it("shows the buttons from md up and the menu below it, never both", async () => {
+      const wrapper = renderWithMenu();
+      await flushPromises();
+
+      for (const action of ["mark-away", "remove"]) {
+        expect(
+          wrapper.find(`[data-test="oncall-members-${action}-ana@o2.ai"]`).classes(),
+        ).toContain("max-md:hidden");
+      }
+      expect(wrapper.find('[data-test="oncall-members-row-more-actions"]').classes()).toContain(
+        "md:hidden",
+      );
+    });
+
+    it("opens the away dialog for the row's member", async () => {
+      const wrapper = renderWithMenu();
+      await flushPromises();
+      await wrapper.find('[data-test="oncall-members-mark-away-ana@o2.ai-menu"]').trigger("click");
+
+      expect(wrapper.find('[data-test="oncall-members-away-save"]').exists()).toBe(true);
+    });
+  });
 });
diff --git a/web/src/components/oncall/OnCallMembers.vue b/web/src/components/oncall/OnCallMembers.vue
index 7524f51783..5e0216d134 100644
--- a/web/src/components/oncall/OnCallMembers.vue
+++ b/web/src/components/oncall/OnCallMembers.vue
@@ -18,11 +18,11 @@
         <div class="flex w-full flex-wrap items-center gap-2">
           <OSearchInput
             v-model="memberFilter"
-            class="w-full max-w-xs"
+            class="w-full max-w-xs max-lg:max-w-none"
             :placeholder="t('oncall.memberSearchPlaceholder')"
             data-test="oncall-members-search"
           />
-          <OSeparator vertical />
+          <OSeparator vertical class="max-lg:hidden" />
           <div class="min-w-0 flex-1">
             <OSelect
               v-if="!userLookupFailed"
@@ -58,7 +58,7 @@
 
           <span
             v-if="orgTotal"
-            class="text-text-secondary ms-auto shrink-0 text-xs"
+            class="text-text-secondary ms-auto shrink-0 text-xs max-md:hidden"
             data-test="oncall-members-coverage"
           >
             {{ t("oncall.membersOfOrg", { onTeam: onTeamCount, total: orgTotal }) }}
@@ -141,6 +141,7 @@
           variant="ghost"
           size="icon-sm"
           icon-left="event"
+          class="max-md:hidden"
           :aria-label="t('oncall.awayMark')"
           :data-test="`oncall-members-mark-away-${row.id}`"
           @click.stop="openAway(row.user_email)"
@@ -149,10 +150,42 @@
           variant="ghost"
           size="icon-sm"
           icon-left="close"
+          class="max-md:hidden"
           :aria-label="t('oncall.removeMember')"
           :data-test="`oncall-members-remove-${row.id}`"
           @click.stop="memberToRemove = row"
         />
+        <ODropdown side="bottom" align="end">
+          <template #trigger>
+            <OButton
+              icon-left="more-vert"
+              variant="ghost"
+              size="icon-xs-sq"
+              class="md:hidden"
+              :aria-label="t('oncall.moreActions')"
+              data-test="oncall-members-row-more-actions"
+              @click.stop
+            />
+          </template>
+          <ODropdownItem
+            v-if="canConfigure"
+            icon-left="event"
+            class="md:hidden"
+            :data-test="`oncall-members-mark-away-${row.id}-menu`"
+            @select="openAway(row.user_email)"
+          >
+            <span>{{ t("oncall.awayMark") }}</span>
+          </ODropdownItem>
+          <ODropdownItem
+            icon-left="close"
+            variant="destructive"
+            class="md:hidden"
+            :data-test="`oncall-members-remove-${row.id}-menu`"
+            @select="memberToRemove = row"
+          >
+            <span>{{ t("oncall.removeMember") }}</span>
+          </ODropdownItem>
+        </ODropdown>
       </template>
 
       <template #empty>
@@ -295,6 +328,8 @@ import type {
 import { MICROS_PER_DAY } from "@/ts/interfaces/oncall";
 import { formatInZone, rotationMembers } from "@/utils/oncall";
 import ODialog from "@/lib/overlay/Dialog/ODialog.vue";
+import ODropdown from "@/lib/overlay/Dropdown/ODropdown.vue";
+import ODropdownItem from "@/lib/overlay/Dropdown/ODropdownItem.vue";
 import OTooltip from "@/lib/overlay/Tooltip/OTooltip.vue";
 import type { I18nText } from "@/types/i18n";
 import { raw, useI18nTyped } from "@/types/i18n";
diff --git a/web/src/components/oncall/OnCallMyDeliveries.spec.ts b/web/src/components/oncall/OnCallMyDeliveries.spec.ts
index b402fd0fa8..02a4a7f642 100644
--- a/web/src/components/oncall/OnCallMyDeliveries.spec.ts
+++ b/web/src/components/oncall/OnCallMyDeliveries.spec.ts
@@ -351,4 +351,16 @@ describe("OnCallMyDeliveries", () => {
     await flushPromises();
     expect(wrapper.text()).toContain("Nothing unread");
   });
+
+  /// A phone's action column is one icon wide, so the label goes screen-reader-only there rather than being clipped.
+  it("keeps the row action named when a phone shows only its icon", async () => {
+    service.myDeliveries.mockResolvedValue({
+      data: { total: 1, unread: 1, deliveries: [delivery({ read: false })] },
+    } as any);
+    const wrapper = render();
+    await flushPromises();
+
+    const button = wrapper.find('[data-test="oncall-my-delivery-toggle-ev_88"]');
+    expect(button.find(".max-md\\:sr-only").text()).toBe("Mark read");
+  });
 });
diff --git a/web/src/components/oncall/OnCallMyDeliveries.vue b/web/src/components/oncall/OnCallMyDeliveries.vue
index f9d8626f4f..b0e27f01c1 100644
--- a/web/src/components/oncall/OnCallMyDeliveries.vue
+++ b/web/src/components/oncall/OnCallMyDeliveries.vue
@@ -72,7 +72,7 @@ along with this program.  If not, see <http://www.gnu.org/licenses/>.
       @row-click="openPage"
     >
       <template #cell-page="{ row }">
-        <span class="flex min-w-0 flex-col gap-0.5">
+        <span class="flex min-w-0 flex-col gap-0.5 max-lg:py-1.5">
           <span class="flex items-center gap-1.5">
             <!-- Unread is a dot, not a bold row: a list where most rows shout
                  is a list where none of them do. -->
@@ -120,10 +120,14 @@ along with this program.  If not, see <http://www.gnu.org/licenses/>.
         <OButton
           variant="ghost"
           size="xs"
+          class="max-md:ps-2 max-md:pe-2"
           :data-test="`oncall-my-delivery-toggle-${row.event_id}`"
           @click.stop="toggleRead(row)"
         >
-          {{ row.read ? t("oncall.myDeliveriesMarkUnread") : t("oncall.myDeliveriesMarkRead") }}
+          <OIcon :name="row.read ? 'mail' : 'check'" size="sm" class="md:hidden" />
+          <span class="max-md:sr-only">
+            {{ row.read ? t("oncall.myDeliveriesMarkUnread") : t("oncall.myDeliveriesMarkRead") }}
+          </span>
         </OButton>
       </template>
     </OTable>
@@ -146,6 +150,7 @@ import { useStore } from "vuex";
 import OTag from "@/lib/core/Badge/OTag.vue";
 import OButton from "@/lib/core/Button/OButton.vue";
 import OEmptyState from "@/lib/core/EmptyState/OEmptyState.vue";
+import OIcon from "@/lib/core/Icon/OIcon.vue";
 import OTable from "@/lib/core/Table/OTable.vue";
 import type { OTableColumnDef } from "@/lib/core/Table/OTable.types";
 import OText from "@/lib/core/Typography/OText.vue";
diff --git a/web/src/components/oncall/OnCallOwnershipRules.spec.ts b/web/src/components/oncall/OnCallOwnershipRules.spec.ts
index 2d7b9f27f1..2d1faab6cf 100644
--- a/web/src/components/oncall/OnCallOwnershipRules.spec.ts
+++ b/web/src/components/oncall/OnCallOwnershipRules.spec.ts
@@ -282,4 +282,52 @@ describe("OnCallOwnershipRules", () => {
       expect(wrapper.emitted("clear-search")).toBeUndefined();
     });
   });
+
+  /// A phone's action column holds one control, so edit and remove are mirrored in a menu that must emit the same events.
+  describe("the phone row menu", () => {
+    const menuStubs = {
+      ...stubs,
+      OTable: {
+        name: "OTable",
+        props: ["data"],
+        template: `<div><div v-for="row in data" :key="row.rule_id"><slot name="cell-actions" :row="row" /></div></div>`,
+      },
+      ODropdown: { name: "ODropdown", template: "<div><slot name='trigger' /><slot /></div>" },
+      ODropdownItem: {
+        name: "ODropdownItem",
+        emits: ["select"],
+        template: `<button @click="$emit('select')"><slot /></button>`,
+      },
+    };
+
+    function renderWithMenu() {
+      return mount(OnCallOwnershipRules, {
+        props: { rules: [rule()], aliases: [{ id: "service", display: "Service" }] },
+        global: { plugins: [i18n, store], stubs: menuStubs },
+      });
+    }
+
+    it("shows the buttons from md up and the menu below it, never both", () => {
+      const wrapper = renderWithMenu();
+
+      for (const action of ["edit", "delete"]) {
+        expect(wrapper.find(`[data-test="oncall-ownership-${action}-r1"]`).classes()).toContain(
+          "max-md:hidden",
+        );
+      }
+      expect(wrapper.find('[data-test="oncall-ownership-row-more-actions"]').classes()).toContain(
+        "md:hidden",
+      );
+    });
+
+    it("edits and removes the rule the row is for", async () => {
+      const wrapper = renderWithMenu();
+
+      await wrapper.find('[data-test="oncall-ownership-edit-r1-menu"]').trigger("click");
+      await wrapper.find('[data-test="oncall-ownership-delete-r1-menu"]').trigger("click");
+
+      expect(wrapper.emitted("edit")?.[0][0]).toMatchObject({ rule_id: "r1" });
+      expect(wrapper.emitted("remove")?.[0][0]).toMatchObject({ rule_id: "r1" });
+    });
+  });
 });
diff --git a/web/src/components/oncall/OnCallOwnershipRules.vue b/web/src/components/oncall/OnCallOwnershipRules.vue
index f5180ec8c3..789d4e3193 100644
--- a/web/src/components/oncall/OnCallOwnershipRules.vue
+++ b/web/src/components/oncall/OnCallOwnershipRules.vue
@@ -113,6 +113,7 @@ along with this program.  If not, see <http://www.gnu.org/licenses/>.
             variant="ghost"
             size="icon-sm"
             icon-left="edit"
+            class="max-md:hidden"
             :aria-label="t('oncall.edit')"
             :data-test="`oncall-ownership-edit-${row.rule_id}`"
             @click.stop="emit('edit', row)"
@@ -123,10 +124,41 @@ along with this program.  If not, see <http://www.gnu.org/licenses/>.
             variant="ghost"
             size="icon-sm"
             icon-left="delete-outline"
+            class="max-md:hidden"
             :aria-label="t('oncall.removeRule')"
             :data-test="`oncall-ownership-delete-${row.rule_id}`"
             @click.stop="emit('remove', row)"
           />
+          <ODropdown side="bottom" align="end">
+            <template #trigger>
+              <OButton
+                icon-left="more-vert"
+                variant="ghost"
+                size="icon-xs-sq"
+                class="md:hidden"
+                :aria-label="t('oncall.moreActions')"
+                data-test="oncall-ownership-row-more-actions"
+                @click.stop
+              />
+            </template>
+            <ODropdownItem
+              icon-left="edit"
+              class="md:hidden"
+              :data-test="`oncall-ownership-edit-${row.rule_id}-menu`"
+              @select="emit('edit', row)"
+            >
+              <span>{{ t("oncall.edit") }}</span>
+            </ODropdownItem>
+            <ODropdownItem
+              icon-left="delete-outline"
+              variant="destructive"
+              class="md:hidden"
+              :data-test="`oncall-ownership-delete-${row.rule_id}-menu`"
+              @select="emit('remove', row)"
+            >
+              <span>{{ t("oncall.removeRule") }}</span>
+            </ODropdownItem>
+          </ODropdown>
         </span>
       </template>
 
@@ -164,6 +196,8 @@ import OTable from "@/lib/core/Table/OTable.vue";
 import type { OTableColumnDef } from "@/lib/core/Table/OTable.types";
 import OTimeCell from "@/lib/core/Table/cells/OTimeCell.vue";
 import OText from "@/lib/core/Typography/OText.vue";
+import ODropdown from "@/lib/overlay/Dropdown/ODropdown.vue";
+import ODropdownItem from "@/lib/overlay/Dropdown/ODropdownItem.vue";
 import OTooltip from "@/lib/overlay/Tooltip/OTooltip.vue";
 import type { OwnershipRuleHealth, OwnershipRuleStats } from "@/ts/interfaces/oncall";
 import type { I18nText } from "@/types/i18n";
diff --git a/web/src/components/oncall/OnCallPolicyEditor.vue b/web/src/components/oncall/OnCallPolicyEditor.vue
index 96898c4ae9..3213d8e044 100644
--- a/web/src/components/oncall/OnCallPolicyEditor.vue
+++ b/web/src/components/oncall/OnCallPolicyEditor.vue
@@ -132,7 +132,7 @@
                    step's own offset cell, where the reader is already looking. -->
                     <div
                       v-if="stepIndex > 0"
-                      class="border-border-default flex flex-wrap items-center gap-2 border-t py-2 ps-24 pe-3"
+                      class="border-border-default flex flex-wrap items-center gap-2 border-t py-2 ps-24 pe-3 max-md:ps-3"
                     >
                       <OText variant="label">{{ t("oncall.policyIfNoAck") }}</OText>
                       <span class="w-36">
diff --git a/web/src/components/oncall/OnCallRecentPages.spec.ts b/web/src/components/oncall/OnCallRecentPages.spec.ts
index 0220c319bb..e78df613ec 100644
--- a/web/src/components/oncall/OnCallRecentPages.spec.ts
+++ b/web/src/components/oncall/OnCallRecentPages.spec.ts
@@ -14,13 +14,28 @@
 // along with this program.  If not, see <http://www.gnu.org/licenses/>.
 
 import { mount } from "@vue/test-utils";
-import { describe, expect, it } from "vitest";
+import { afterEach, describe, expect, it, vi } from "vitest";
 
 import OnCallRecentPages from "@/components/oncall/OnCallRecentPages.vue";
 import i18n from "@/locales";
 import type { OnCallPolicy, OnCallResponse } from "@/ts/interfaces/oncall";
 
 const MINUTE = 60_000_000;
+// Mutable per case, so the phone tests can switch while every other test stays desktop.
+const mockViewport = vi.hoisted(() => ({ mdUp: true, lgUp: true }));
+vi.mock("@/composables/useBreakpoint", async () => {
+  const { computed } = await import("vue");
+  return {
+    default: () => ({
+      isMobile: computed(() => !mockViewport.mdUp),
+      isTablet: computed(() => mockViewport.mdUp && !mockViewport.lgUp),
+      isDesktop: computed(() => mockViewport.lgUp),
+      mdUp: computed(() => mockViewport.mdUp),
+      lgUp: computed(() => mockViewport.lgUp),
+    }),
+  };
+});
+
 const OPENED = 1_700_000_000_000_000;
 
 const page = (over: Partial<OnCallResponse> = {}): OnCallResponse => ({
@@ -88,6 +103,23 @@ const rows = (wrapper: ReturnType<typeof render>) =>
   wrapper.findAll('[data-test^="oncall-recent-pages-row-"]');
 
 describe("OnCallRecentPages", () => {
+  afterEach(() => {
+    mockViewport.mdUp = true;
+    mockViewport.lgUp = true;
+  });
+
+  /// A phone table scrolls rather than flexing, and the default column width left the alert name a few characters.
+  it("gives the name column a real width on a phone only", () => {
+    const subject = (wrapper: ReturnType<typeof render>) =>
+      (wrapper.findComponent({ name: "OTable" }).props("columns") as any[]).find(
+        (column) => column.id === "subject",
+      );
+
+    expect(subject(render([page()])).size).toBeUndefined();
+    mockViewport.mdUp = false;
+    expect(subject(render([page()])).size).toBe(200);
+  });
+
   /// The list is a sample, and a sample that does not say so reads as the whole
   /// history of the team.
   it("says how many of the window's pages it is showing", () => {
diff --git a/web/src/components/oncall/OnCallRecentPages.vue b/web/src/components/oncall/OnCallRecentPages.vue
index 5ef082935e..0487b8916b 100644
--- a/web/src/components/oncall/OnCallRecentPages.vue
+++ b/web/src/components/oncall/OnCallRecentPages.vue
@@ -55,7 +55,9 @@ along with this program.  If not, see <http://www.gnu.org/licenses/>.
       @row-click="(row: OnCallResponse) => emit('open', row)"
     >
       <template #cell-subject="{ row }">
-        <span class="flex min-w-0 items-center gap-2">
+        <span
+          class="flex min-w-0 items-center gap-2 max-lg:flex-col max-lg:items-start max-lg:gap-1 max-lg:py-1.5"
+        >
           <OCodeCell :value="row.title || row.subject.source_id" :copy="false" />
           <!-- Only the two outcomes worth a second look are labelled: a page
                answered by the first person it woke is the norm, and tagging the
@@ -95,6 +97,7 @@ along with this program.  If not, see <http://www.gnu.org/licenses/>.
 <script setup lang="ts">
 import { computed } from "vue";
 
+import useBreakpoint from "@/composables/useBreakpoint";
 import OTag from "@/lib/core/Badge/OTag.vue";
 import OButton from "@/lib/core/Button/OButton.vue";
 import OEmptyState from "@/lib/core/EmptyState/OEmptyState.vue";
@@ -128,6 +131,7 @@ const props = withDefaults(
 const emit = defineEmits<{ open: [page: OnCallResponse]; "view-all": [] }>();
 
 const { t } = useI18nTyped();
+const { isMobile } = useBreakpoint();
 
 /// The delay before this record's ladder would have woken a SECOND person.
 function secondRungDelay(page: OnCallResponse): number | null {
@@ -151,6 +155,8 @@ const columns = computed<OTableColumnDef<OnCallResponse>[]>(() => [
     id: "subject",
     header: t("oncall.subjectColumn"),
     accessorFn: (page: OnCallResponse) => page.title || page.subject.source_id,
+    // A phone table scrolls instead of flexing, and the default width there leaves the alert name a few characters.
+    ...(isMobile.value ? { size: 200 } : {}),
     meta: { isName: true, flex: true },
   },
   {
diff --git a/web/src/components/oncall/OnCallRoutingList.vue b/web/src/components/oncall/OnCallRoutingList.vue
index a1dbc07646..88fd648358 100644
--- a/web/src/components/oncall/OnCallRoutingList.vue
+++ b/web/src/components/oncall/OnCallRoutingList.vue
@@ -119,35 +119,40 @@ along with this program.  If not, see <http://www.gnu.org/licenses/>.
               </OText>
             </span>
 
-            <!-- A rule repointed at another team stays visible until the list
-                 refetches, and "it pages us" would be a lie on that row. -->
-            <OTag
-              v-if="row.rule.team_id !== teamId"
-              variant="default-soft"
-              size="sm"
-              class="shrink-0"
-              :data-test="`oncall-routing-elsewhere-${row.rule.rule_id}`"
+            <!-- A phone row cannot hold the sentence beside its evidence, so there the evidence takes the line below it. -->
+            <span
+              class="contents max-md:order-last max-md:flex max-md:basis-full max-md:flex-wrap max-md:items-center max-md:gap-2 max-md:ps-10"
             >
-              {{ t("oncall.routingPagesTeam", { team: teamNameOf(row.rule.team_id) }) }}
-            </OTag>
-
-            <span class="shrink-0" :data-test="`oncall-routing-caught-${row.rule.rule_id}`">
-              <OTag v-if="!row.rule.last_matched_at" variant="default-soft" size="sm">
-                {{ t("oncall.routingRuleNeverMatched") }}
-              </OTag>
-              <i18n-t
-                v-else
-                keypath="oncall.routingCaughtLast"
-                :plural="row.rule.pages_caught"
-                tag="span"
-                scope="global"
-                class="text-text-secondary flex items-center gap-1 text-xs"
+              <!-- A rule repointed at another team stays visible until the list
+                   refetches, and "it pages us" would be a lie on that row. -->
+              <OTag
+                v-if="row.rule.team_id !== teamId"
+                variant="default-soft"
+                size="sm"
+                class="shrink-0"
+                :data-test="`oncall-routing-elsewhere-${row.rule.rule_id}`"
               >
-                <template #count>{{ row.rule.pages_caught }}</template>
-                <template #when>
-                  <OTimeCell :value="row.rule.last_matched_at" unit="us" />
-                </template>
-              </i18n-t>
+                {{ t("oncall.routingPagesTeam", { team: teamNameOf(row.rule.team_id) }) }}
+              </OTag>
+
+              <span class="shrink-0" :data-test="`oncall-routing-caught-${row.rule.rule_id}`">
+                <OTag v-if="!row.rule.last_matched_at" variant="default-soft" size="sm">
+                  {{ t("oncall.routingRuleNeverMatched") }}
+                </OTag>
+                <i18n-t
+                  v-else
+                  keypath="oncall.routingCaughtLast"
+                  :plural="row.rule.pages_caught"
+                  tag="span"
+                  scope="global"
+                  class="text-text-secondary flex items-center gap-1 text-xs"
+                >
+                  <template #count>{{ row.rule.pages_caught }}</template>
+                  <template #when>
+                    <OTimeCell :value="row.rule.last_matched_at" unit="us" />
+                  </template>
+                </i18n-t>
+              </span>
             </span>
 
             <OButton
@@ -205,7 +210,11 @@ along with this program.  If not, see <http://www.gnu.org/licenses/>.
             <OText variant="meta">{{ t("oncall.routingEverythingElseHint") }}</OText>
           </span>
 
-          <OText variant="meta" class="shrink-0" data-test="oncall-routing-catch-all-volume">
+          <OText
+            variant="meta"
+            class="shrink-0 max-md:order-last max-md:basis-full max-md:ps-10"
+            data-test="oncall-routing-catch-all-volume"
+          >
             {{ openSignals.length ? volumeNote : t("oncall.routingNothingLanded") }}
           </OText>
 
@@ -315,7 +324,7 @@ along with this program.  If not, see <http://www.gnu.org/licenses/>.
           class="border-border-subtle flex flex-wrap items-center gap-x-3 gap-y-1 border-b py-2 last:border-b-0"
           :data-test="`oncall-routing-signal-${signal.id}`"
         >
-          <span class="flex min-w-0 flex-1 flex-col gap-0.5">
+          <span class="flex min-w-0 flex-1 flex-col gap-0.5 max-md:basis-full">
             <span class="text-text-heading truncate text-sm font-medium">{{
               titleOf(signal)
             }}</span>
diff --git a/web/src/components/oncall/OnCallSchedulePresets.vue b/web/src/components/oncall/OnCallSchedulePresets.vue
index 3de1029d4a..e7f9ee4f07 100644
--- a/web/src/components/oncall/OnCallSchedulePresets.vue
+++ b/web/src/components/oncall/OnCallSchedulePresets.vue
@@ -97,7 +97,10 @@
                  rest with everybody above. Offering an empty picker instead
                  read as a required field nobody knew how to fill. -->
             <template v-if="row.optional && !overridden[row.key]">
-              <OText variant="meta" class="min-w-0 flex-1">
+              <OText
+                variant="meta"
+                class="min-w-0 flex-1 max-md:order-last max-md:basis-full max-md:ps-4"
+              >
                 {{ t("oncall.presetCatchAllDefault") }}
               </OText>
               <OButton
diff --git a/web/src/components/oncall/OnCallScheduleTimeline.spec.ts b/web/src/components/oncall/OnCallScheduleTimeline.spec.ts
index d35a8c3b00..5170cd16fc 100644
--- a/web/src/components/oncall/OnCallScheduleTimeline.spec.ts
+++ b/web/src/components/oncall/OnCallScheduleTimeline.spec.ts
@@ -14,7 +14,7 @@
 // along with this program.  If not, see <http://www.gnu.org/licenses/>.
 
 import { flushPromises, mount } from "@vue/test-utils";
-import { describe, expect, it, vi } from "vitest";
+import { afterEach, describe, expect, it, vi } from "vitest";
 import { nextTick } from "vue";
 
 import OnCallScheduleTimeline from "@/components/oncall/OnCallScheduleTimeline.vue";
@@ -26,6 +26,21 @@ import { MICROS_PER_DAY, MICROS_PER_WEEK } from "@/ts/interfaces/oncall";
 
 vi.mock("@/services/users", () => ({ default: { orgUsers: vi.fn() } }));
 
+// Mutable per case, so the phone tests can switch while every other test stays desktop.
+const mockViewport = vi.hoisted(() => ({ mdUp: true, lgUp: true }));
+vi.mock("@/composables/useBreakpoint", async () => {
+  const { computed } = await import("vue");
+  return {
+    default: () => ({
+      isMobile: computed(() => !mockViewport.mdUp),
+      isTablet: computed(() => mockViewport.mdUp && !mockViewport.lgUp),
+      isDesktop: computed(() => mockViewport.lgUp),
+      mdUp: computed(() => mockViewport.mdUp),
+      lgUp: computed(() => mockViewport.lgUp),
+    }),
+  };
+});
+
 const stubs = {
   OText: { name: "OText", template: "<span><slot /></span>" },
   OInnerLoading: { name: "OInnerLoading", template: "<div />" },
@@ -117,6 +132,41 @@ const tracksOf = (wrapper: any) =>
   wrapper.findComponent({ name: "OScheduleTimeline" }).props("tracks");
 
 describe("OnCallScheduleTimeline", () => {
+  afterEach(() => {
+    mockViewport.mdUp = true;
+    mockViewport.lgUp = true;
+  });
+
+  /// A phone's day column is narrower than "Wed · today", which ran into the next day's label.
+  it("labels today with the bare weekday on a phone, and keeps it emphasised", () => {
+    const todayOf = (wrapper: any) =>
+      wrapper
+        .findComponent({ name: "OScheduleTimeline" })
+        .props("axisTicks")
+        .find((tick: any) => tick.emphasis);
+
+    expect(String(todayOf(render()).sublabel)).toContain("today");
+    mockViewport.mdUp = false;
+    expect(String(todayOf(render()).sublabel)).not.toContain("today");
+  });
+
+  /// A phone row fits the range and one button, so the two rarer acts are mirrored in a menu that must emit the same events.
+  it("offers quick start and request cover from the phone menu", async () => {
+    const wrapper = render();
+
+    await wrapper.find('[data-test="oncall-timeline-presets-menu"]').trigger("click");
+    await wrapper.find('[data-test="oncall-timeline-request-cover-menu"]').trigger("click");
+
+    expect(wrapper.emitted("presets")).toHaveLength(1);
+    expect(wrapper.emitted("request-cover")).toHaveLength(1);
+    expect(wrapper.find('[data-test="oncall-timeline-presets"]').classes()).toContain(
+      "max-md:hidden",
+    );
+    expect(wrapper.find('[data-test="oncall-timeline-more-actions"]').classes()).toContain(
+      "md:hidden",
+    );
+  });
+
   it("draws one lane per rotation", () => {
     const wrapper = render({
       rotations: [rotation("Primary"), rotation("Secondary")],
diff --git a/web/src/components/oncall/OnCallScheduleTimeline.vue b/web/src/components/oncall/OnCallScheduleTimeline.vue
index eb3e0bf267..acac0d5518 100644
--- a/web/src/components/oncall/OnCallScheduleTimeline.vue
+++ b/web/src/components/oncall/OnCallScheduleTimeline.vue
@@ -71,9 +71,15 @@ along with this program.  If not, see <http://www.gnu.org/licenses/>.
 
       <!-- The team's zone AND the reader's, because the two are usually
            different and a handover time is meaningless until you know which. -->
-      <OText variant="meta" data-test="oncall-timeline-zone">{{ zoneLine }}</OText>
+      <OText
+        variant="meta"
+        class="max-md:order-last max-md:basis-full"
+        data-test="oncall-timeline-zone"
+      >
+        {{ zoneLine }}
+      </OText>
 
-      <span class="ms-auto flex flex-wrap items-center gap-2">
+      <span class="ms-auto flex flex-wrap items-center gap-2 max-md:ms-0 max-md:w-full">
         <OToggleGroup
           :model-value="rangeKey"
           type="single"
@@ -111,6 +117,7 @@ along with this program.  If not, see <http://www.gnu.org/licenses/>.
         <OButton
           variant="outline"
           size="sm-action"
+          class="max-md:hidden"
           data-test="oncall-timeline-presets"
           @click="emit('presets')"
         >
@@ -125,11 +132,41 @@ along with this program.  If not, see <http://www.gnu.org/licenses/>.
           v-if="canCover"
           variant="outline"
           size="sm-action"
+          class="max-md:hidden"
           data-test="oncall-timeline-request-cover"
           @click="emit('request-cover')"
         >
           {{ t("oncall.requestCover") }}
         </OButton>
+
+        <!-- A phone row fits the range and one button; the two rarer acts share a menu rather than a second row. -->
+        <ODropdown side="bottom" align="end">
+          <template #trigger>
+            <OButton
+              icon-left="more-vert"
+              variant="outline"
+              size="icon-sm"
+              class="ms-auto md:hidden"
+              :aria-label="t('oncall.moreActions')"
+              data-test="oncall-timeline-more-actions"
+            />
+          </template>
+          <ODropdownItem
+            class="md:hidden"
+            data-test="oncall-timeline-presets-menu"
+            @select="emit('presets')"
+          >
+            <span>{{ t("oncall.presetsTitle") }}</span>
+          </ODropdownItem>
+          <ODropdownItem
+            v-if="canCover"
+            class="md:hidden"
+            data-test="oncall-timeline-request-cover-menu"
+            @select="emit('request-cover')"
+          >
+            <span>{{ t("oncall.requestCover") }}</span>
+          </ODropdownItem>
+        </ODropdown>
       </span>
     </div>
 
@@ -170,7 +207,11 @@ along with this program.  If not, see <http://www.gnu.org/licenses/>.
             aria-hidden="true"
           />
           <OText variant="section">{{ track.label }}</OText>
-          <OText variant="meta" :data-test="`oncall-lane-cadence-${track.key}`">
+          <OText
+            variant="meta"
+            class="max-md:order-last max-md:basis-full"
+            :data-test="`oncall-lane-cadence-${track.key}`"
+          >
             {{ laneOf(track).cadence }}
           </OText>
 
@@ -312,6 +353,7 @@ along with this program.  If not, see <http://www.gnu.org/licenses/>.
 import { computed, onMounted, ref, watch } from "vue";
 import { useStore } from "vuex";
 
+import useBreakpoint from "@/composables/useBreakpoint";
 import { useOnCallClock } from "@/composables/useOnCallClock";
 import OTag from "@/lib/core/Badge/OTag.vue";
 import OButton from "@/lib/core/Button/OButton.vue";
@@ -381,6 +423,7 @@ const emit = defineEmits<{
 const window = defineModel<{ from: number; to: number }>("window", { required: true });
 
 const { t } = useI18nTyped();
+const { isMobile } = useBreakpoint();
 const store = useStore();
 
 const nowMicros = useOnCallClock();
@@ -723,8 +766,9 @@ const axisTicks = computed<ScheduleAxisTick[]>(() => {
     ticks.push({
       offset: share(at),
       label: raw(fmt(at, { day: "numeric" })),
+      // A phone column is narrower than "Wed · today", which would run into the next day; the emphasis still marks it.
       sublabel:
-        at === today
+        at === today && !isMobile.value
           ? t("oncall.schedAxisToday", { weekday: raw(fmt(at, { weekday: "short" })) })
           : raw(fmt(at, { weekday: "short" })),
       emphasis: at === today,
diff --git a/web/src/components/oncall/OnCallSetupChecklist.vue b/web/src/components/oncall/OnCallSetupChecklist.vue
index 89a560135c..4b28661e87 100644
--- a/web/src/components/oncall/OnCallSetupChecklist.vue
+++ b/web/src/components/oncall/OnCallSetupChecklist.vue
@@ -42,10 +42,13 @@ along with this program.  If not, see <http://www.gnu.org/licenses/>.
     data-test="oncall-setup-banner"
   >
     <span class="flex min-w-0 items-center gap-x-3">
-      <span class="text-text-secondary text-2xs shrink-0 tracking-wide uppercase">
+      <span class="text-text-secondary text-2xs shrink-0 tracking-wide uppercase max-md:hidden">
         {{ t("oncall.setupFinish") }}
       </span>
-      <span class="text-text-body min-w-0 truncate text-sm" data-test="oncall-setup-next">
+      <span
+        class="text-text-body min-w-0 truncate text-sm max-lg:line-clamp-2 max-lg:whitespace-normal"
+        data-test="oncall-setup-next"
+      >
         {{ t("oncall.setupNextStep", { step: nextStep.title }) }}
       </span>
     </span>
diff --git a/web/src/components/oncall/OnCallShiftRuleFields.vue b/web/src/components/oncall/OnCallShiftRuleFields.vue
index 6631fdee44..14906553b1 100644
--- a/web/src/components/oncall/OnCallShiftRuleFields.vue
+++ b/web/src/components/oncall/OnCallShiftRuleFields.vue
@@ -86,7 +86,8 @@ along with this program.  If not, see <http://www.gnu.org/licenses/>.
     <!-- Cadence and anchor are one decision — "every week, starting then" —
          so they sit on one row rather than reading as two unrelated
          questions. -->
-    <div class="grid gap-3 sm:grid-cols-2">
+    <!-- Two columns only from lg: below it the drawer is too narrow for three fields to share half of it. -->
+    <div class="grid gap-3 max-lg:grid-cols-1 lg:grid-cols-2">
       <OSelect
         v-model="rule.shift_micros"
         :label="t('oncall.shiftLength')"
@@ -97,7 +98,7 @@ along with this program.  If not, see <http://www.gnu.org/licenses/>.
            at 14:32 handed over at 14:32 forever. Timezone rides along as a
            disabled third field rather than a hint — there is one zone per
            schedule, set on the team, so it is shown here, not chosen here. -->
-      <div class="flex gap-2">
+      <div class="flex gap-2 max-md:flex-wrap">
         <ODate
           class="min-w-0 flex-1"
           :model-value="handoverDate"
@@ -114,7 +115,7 @@ along with this program.  If not, see <http://www.gnu.org/licenses/>.
           @update:model-value="setHandoverTime"
         />
         <OSelect
-          class="min-w-0 flex-1"
+          class="min-w-0 flex-1 max-md:basis-full"
           :model-value="timezone"
           disabled
           :label="t('oncall.timezone')"
diff --git a/web/src/components/oncall/OnCallTeamAttention.vue b/web/src/components/oncall/OnCallTeamAttention.vue
index d4eb5770b2..c9494c9f9b 100644
--- a/web/src/components/oncall/OnCallTeamAttention.vue
+++ b/web/src/components/oncall/OnCallTeamAttention.vue
@@ -41,7 +41,7 @@ along with this program.  If not, see <http://www.gnu.org/licenses/>.
         data-test="oncall-team-attention"
       >
         <span class="flex min-w-0 items-center gap-x-3">
-          <span class="text-text-secondary text-2xs shrink-0 tracking-wide uppercase">
+          <span class="text-text-secondary text-2xs shrink-0 tracking-wide uppercase max-md:hidden">
             {{ t("oncall.attentionHeading") }}
           </span>
           <span class="flex min-w-0 items-center gap-1.5" data-test="oncall-attention-worst">
@@ -52,7 +52,10 @@ along with this program.  If not, see <http://www.gnu.org/licenses/>.
             />
             <!-- The worst finding whole, on one line. The count moved into the
                  disclosure button, so nothing here can wrap the strip. -->
-            <span class="text-text-body min-w-0 truncate text-sm">
+            <!-- Touch has no hover to read a clipped sentence by, so below lg it gets a second line instead. -->
+            <span
+              class="text-text-body min-w-0 truncate text-sm max-lg:line-clamp-2 max-lg:whitespace-normal"
+            >
               {{ worst.message }}
               <OTooltip side="bottom" :content="worst.message" />
             </span>
diff --git a/web/src/components/oncall/OnCallTeamForm.vue b/web/src/components/oncall/OnCallTeamForm.vue
index 9dbd9080bf..c93b76452d 100644
--- a/web/src/components/oncall/OnCallTeamForm.vue
+++ b/web/src/components/oncall/OnCallTeamForm.vue
@@ -118,7 +118,7 @@ along with this program.  If not, see <http://www.gnu.org/licenses/>.
              with it on the same row — a date and time mean nothing on their
              own, and this is the one place in create mode that asks for the
              zone at all. -->
-        <div class="flex gap-2" data-test="oncall-team-form-handover">
+        <div class="flex gap-2 max-md:flex-wrap" data-test="oncall-team-form-handover">
           <OFormDate
             class="min-w-0 flex-1"
             name="first_handover_date"
@@ -133,7 +133,7 @@ along with this program.  If not, see <http://www.gnu.org/licenses/>.
             data-test="oncall-team-form-handover-time"
           />
           <OFormSelect
-            class="min-w-0 flex-1"
+            class="min-w-0 flex-1 max-md:basis-full"
             name="timezone"
             :label="t('oncall.timezone')"
             :options="timezoneOptions"
diff --git a/web/src/components/oncall/OnCallUnroutedQueue.spec.ts b/web/src/components/oncall/OnCallUnroutedQueue.spec.ts
index 96968aa2f3..75db3299be 100644
--- a/web/src/components/oncall/OnCallUnroutedQueue.spec.ts
+++ b/web/src/components/oncall/OnCallUnroutedQueue.spec.ts
@@ -230,4 +230,47 @@ describe("OnCallUnroutedQueue", () => {
       expect(wrapper.emitted("retry")).toHaveLength(1);
     });
   });
+
+  /// A phone's action column holds one control, so claim and dismiss are mirrored in a menu that must emit the same events.
+  describe("the phone row menu", () => {
+    const menuStubs = {
+      ...stubs,
+      ODropdown: { name: "ODropdown", template: "<div><slot name='trigger' /><slot /></div>" },
+      ODropdownItem: {
+        name: "ODropdownItem",
+        emits: ["select"],
+        template: `<button @click="$emit('select')"><slot /></button>`,
+      },
+    };
+
+    function renderWithMenu() {
+      return mount(OnCallUnroutedQueue, {
+        props: { signals: [signal()], teamName: "Payments" },
+        global: { plugins: [i18n, store], stubs: menuStubs },
+      });
+    }
+
+    it("shows the buttons from md up and the menu below it, never both", () => {
+      const wrapper = renderWithMenu();
+
+      for (const action of ["claim", "dismiss"]) {
+        expect(wrapper.find(`[data-test="oncall-unrouted-${action}-s1"]`).classes()).toContain(
+          "max-md:hidden",
+        );
+      }
+      expect(wrapper.find('[data-test="oncall-unrouted-row-more-actions"]').classes()).toContain(
+        "md:hidden",
+      );
+    });
+
+    it("claims and dismisses the signal the row is for", async () => {
+      const wrapper = renderWithMenu();
+
+      await wrapper.find('[data-test="oncall-unrouted-claim-s1-menu"]').trigger("click");
+      await wrapper.find('[data-test="oncall-unrouted-dismiss-s1-menu"]').trigger("click");
+
+      expect(wrapper.emitted("claim")?.[0][0]).toMatchObject({ id: "s1" });
+      expect(wrapper.emitted("dismiss")?.[0][0]).toMatchObject({ id: "s1" });
+    });
+  });
 });
diff --git a/web/src/components/oncall/OnCallUnroutedQueue.vue b/web/src/components/oncall/OnCallUnroutedQueue.vue
index ee047f1706..fc772087df 100644
--- a/web/src/components/oncall/OnCallUnroutedQueue.vue
+++ b/web/src/components/oncall/OnCallUnroutedQueue.vue
@@ -148,23 +148,50 @@ along with this program.  If not, see <http://www.gnu.org/licenses/>.
           <OButton
             variant="outline"
             size="xs"
+            class="max-md:hidden"
             :data-test="`oncall-unrouted-claim-${row.id}`"
             @click.stop="emit('claim', row)"
           >
-            {{
-              teamName
-                ? t("oncall.unroutedClaimFor", { team: raw(teamName) })
-                : t("oncall.unroutedWriteRule")
-            }}
+            {{ claimLabel }}
           </OButton>
           <OButton
             variant="ghost"
             size="icon-sm"
             icon-left="close"
+            class="max-md:hidden"
             :aria-label="t('oncall.unroutedDismiss')"
             :data-test="`oncall-unrouted-dismiss-${row.id}`"
             @click.stop="emit('dismiss', row)"
           />
+          <ODropdown side="bottom" align="end">
+            <template #trigger>
+              <OButton
+                icon-left="more-vert"
+                variant="ghost"
+                size="icon-xs-sq"
+                class="md:hidden"
+                :aria-label="t('oncall.moreActions')"
+                data-test="oncall-unrouted-row-more-actions"
+                @click.stop
+              />
+            </template>
+            <ODropdownItem
+              icon-left="alt-route"
+              class="md:hidden"
+              :data-test="`oncall-unrouted-claim-${row.id}-menu`"
+              @select="emit('claim', row)"
+            >
+              <span>{{ claimLabel }}</span>
+            </ODropdownItem>
+            <ODropdownItem
+              icon-left="close"
+              class="md:hidden"
+              :data-test="`oncall-unrouted-dismiss-${row.id}-menu`"
+              @select="emit('dismiss', row)"
+            >
+              <span>{{ t("oncall.unroutedDismiss") }}</span>
+            </ODropdownItem>
+          </ODropdown>
         </span>
       </template>
 
@@ -203,6 +230,8 @@ import OTable from "@/lib/core/Table/OTable.vue";
 import type { OTableColumnDef } from "@/lib/core/Table/OTable.types";
 import OTimeCell from "@/lib/core/Table/cells/OTimeCell.vue";
 import OText from "@/lib/core/Typography/OText.vue";
+import ODropdown from "@/lib/overlay/Dropdown/ODropdown.vue";
+import ODropdownItem from "@/lib/overlay/Dropdown/ODropdownItem.vue";
 import type { UnroutedSignal } from "@/ts/interfaces/oncall";
 import type { I18nText } from "@/types/i18n";
 import { raw, useI18nTyped } from "@/types/i18n";
@@ -251,6 +280,12 @@ const emit = defineEmits<{
 
 const { t } = useI18nTyped();
 
+const claimLabel = computed<I18nText>(() =>
+  props.teamName
+    ? t("oncall.unroutedClaimFor", { team: raw(props.teamName) })
+    : t("oncall.unroutedWriteRule"),
+);
+
 const columns = computed<OTableColumnDef<UnroutedSignal>[]>(() => [
   {
     id: "signal",
diff --git a/web/src/lib/data/ScheduleTimeline/OScheduleTimeline.spec.ts b/web/src/lib/data/ScheduleTimeline/OScheduleTimeline.spec.ts
index b6052fea54..920b174df6 100644
--- a/web/src/lib/data/ScheduleTimeline/OScheduleTimeline.spec.ts
+++ b/web/src/lib/data/ScheduleTimeline/OScheduleTimeline.spec.ts
@@ -78,6 +78,17 @@ describe("OScheduleTimeline", () => {
     expect(w.text()).toContain("Base rotation");
   });
 
+  // An unlabelled gutter is dead width a phone needs for the plot; a labelled one must stay at every width.
+  it("drops the gutter on phones only when no track is labelled", () => {
+    const gutterOf = (tracks: ScheduleTrack[]) =>
+      mount(OScheduleTimeline, { props: { tracks } })
+        .find("[data-test='o2-schedule-track-t1'] > div")
+        .classes();
+
+    expect(gutterOf([track({ label: raw("") })])).toContain("max-md:hidden");
+    expect(gutterOf([track()])).not.toContain("max-md:hidden");
+  });
+
   it("renders axis ticks only when supplied", () => {
     const without = mount(OScheduleTimeline, { props: { tracks: [track()] } });
     expect(without.text()).not.toContain("Mon");
diff --git a/web/src/lib/data/ScheduleTimeline/OScheduleTimeline.vue b/web/src/lib/data/ScheduleTimeline/OScheduleTimeline.vue
index 311d7b5966..83db854e33 100644
--- a/web/src/lib/data/ScheduleTimeline/OScheduleTimeline.vue
+++ b/web/src/lib/data/ScheduleTimeline/OScheduleTimeline.vue
@@ -37,7 +37,11 @@ const LABEL_WIDTH_CLASS = {
   md: "w-32",
 } as const;
 
-const labelClass = computed(() => LABEL_WIDTH_CLASS[props.labelWidth]);
+// A gutter no track writes into is dead width, which a phone cannot spare for the plot.
+const gutterClass = computed(() => [
+  LABEL_WIDTH_CLASS[props.labelWidth],
+  props.tracks.some((track) => track.label) ? "" : "max-md:hidden",
+]);
 
 const guides = computed(() => props.dayColumns.map((offset) => clamp01(offset)));
 
@@ -115,7 +119,7 @@ const pillSide = (offset: number) => (offset > 0.85 ? "-translate-x-full -ms-1.5
 
       <!-- Axis — labels sit above the plot area, aligned to the same 0-1 scale. -->
       <div v-if="ticks.length" class="flex items-end">
-        <div v-if="!laneHeaders" :class="[labelClass, 'shrink-0']" />
+        <div v-if="!laneHeaders" :class="[gutterClass, 'shrink-0']" />
         <div
           :class="[
             'text-text-secondary text-2xs relative min-w-0 flex-1',
@@ -155,7 +159,7 @@ const pillSide = (offset: number) => (offset > 0.85 ? "-translate-x-full -ms-1.5
         <slot v-if="laneHeaders" name="track-header" :track="track" />
         <div
           v-else
-          :class="[labelClass, 'text-text-secondary flex shrink-0 items-center truncate text-xs']"
+          :class="[gutterClass, 'text-text-secondary flex shrink-0 items-center truncate text-xs']"
         >
           {{ track.label }}
         </div>
diff --git a/web/src/lib/navigation/Tabs/OTabs.spec.ts b/web/src/lib/navigation/Tabs/OTabs.spec.ts
index 59058b3e7a..39902b7eea 100644
--- a/web/src/lib/navigation/Tabs/OTabs.spec.ts
+++ b/web/src/lib/navigation/Tabs/OTabs.spec.ts
@@ -1,5 +1,21 @@
-import { describe, it, expect } from "vitest";
-import { mount } from "@vue/test-utils";
+import { afterEach, describe, it, expect, vi } from "vitest";
+import { flushPromises, mount } from "@vue/test-utils";
+
+// Mutable per case, so the narrow-viewport tests can switch while every other test stays desktop.
+const mockViewport = vi.hoisted(() => ({ mdUp: true, lgUp: true }));
+vi.mock("@/composables/useBreakpoint", async () => {
+  const { computed } = await import("vue");
+  return {
+    default: () => ({
+      isMobile: computed(() => !mockViewport.mdUp),
+      isTablet: computed(() => mockViewport.mdUp && !mockViewport.lgUp),
+      isDesktop: computed(() => mockViewport.lgUp),
+      mdUp: computed(() => mockViewport.mdUp),
+      lgUp: computed(() => mockViewport.lgUp),
+    }),
+  };
+});
+
 import OTabs from "./OTabs.vue";
 import OTab from "./OTab.vue";
 
@@ -297,4 +313,45 @@ describe("OTabs", () => {
     expect(wrapper.emitted("update:modelValue")?.[0]).toEqual([2]);
     expect(wrapper.emitted("change")?.[0]).toEqual([2]);
   });
+
+  // --- Revealing the active tab on mount ---
+
+  describe("a deep link to a tab the strip has scrolled out of view", () => {
+    const scrollBy = vi.fn();
+    const realRect = HTMLElement.prototype.getBoundingClientRect;
+
+    // jsdom lays nothing out, so the strip is given a window 300 wide with the active tab beyond its right edge.
+    function stubGeometry() {
+      (HTMLElement.prototype as any).scrollBy = scrollBy;
+      HTMLElement.prototype.getBoundingClientRect = function (this: HTMLElement) {
+        const active = this.getAttribute("aria-selected") === "true";
+        return { left: active ? 500 : 0, right: active ? 600 : 300 } as DOMRect;
+      };
+    }
+
+    afterEach(() => {
+      mockViewport.mdUp = true;
+      mockViewport.lgUp = true;
+      HTMLElement.prototype.getBoundingClientRect = realRect;
+      delete (HTMLElement.prototype as any).scrollBy;
+      scrollBy.mockClear();
+    });
+
+    it("scrolls it into view below lg, without animating", async () => {
+      mockViewport.lgUp = false;
+      stubGeometry();
+      mountTabs({ modelValue: "tab3" });
+      await flushPromises();
+
+      expect(scrollBy).toHaveBeenCalledWith({ left: 308, behavior: "auto" });
+    });
+
+    it("leaves the laptop strip where it is", async () => {
+      stubGeometry();
+      mountTabs({ modelValue: "tab3" });
+      await flushPromises();
+
+      expect(scrollBy).not.toHaveBeenCalled();
+    });
+  });
 });
diff --git a/web/src/lib/navigation/Tabs/OTabs.vue b/web/src/lib/navigation/Tabs/OTabs.vue
index d47d88966c..a2a0b25836 100644
--- a/web/src/lib/navigation/Tabs/OTabs.vue
+++ b/web/src/lib/navigation/Tabs/OTabs.vue
@@ -5,6 +5,9 @@ import { TABS_CONTEXT_KEY } from "./OTabs.types";
 import type { TabsContext } from "./OTabs.types";
 import { TabsRoot, TabsList } from "reka-ui";
 import OIcon from "@/lib/core/Icon/OIcon.vue";
+import useBreakpoint from "@/composables/useBreakpoint";
+
+const { lgUp } = useBreakpoint();
 
 const scrollRef = ref<HTMLElement | null>(null);
 const tablistRef = ref<HTMLElement | null>(null);
@@ -281,6 +284,8 @@ onMounted(() => {
   }
   nextTick(() => {
     updateScrollState();
+    // A deep link can open on a tab the narrow strip has scrolled out of view, leaving nothing marked active.
+    if (!lgUp.value) revealActiveTab("auto");
     // Enable the slide animation only after the bar is placed once.
     requestAnimationFrame(() => {
       indicatorReady.value = true;
@@ -295,6 +300,20 @@ onUnmounted(() => {
   cancelAnimationFrame(scrollStateRaf);
 });
 
+function revealActiveTab(behavior: ScrollBehavior): void {
+  const el = scrollRef.value;
+  if (!el) return;
+  const activeTab = el.querySelector<HTMLElement>('[role="tab"][aria-selected="true"]');
+  if (!activeTab) return;
+  const tabRect = activeTab.getBoundingClientRect();
+  const containerRect = el.getBoundingClientRect();
+  if (tabRect.left < containerRect.left) {
+    el.scrollBy({ left: tabRect.left - containerRect.left - 8, behavior });
+  } else if (tabRect.right > containerRect.right) {
+    el.scrollBy({ left: tabRect.right - containerRect.right + 8, behavior });
+  }
+}
+
 // Auto-scroll to reveal the active tab when modelValue changes
 watch(
   () => props.modelValue,
@@ -303,17 +322,7 @@ watch(
     await nextTick();
     // Slide the shared underline to the newly active tab.
     updateIndicator();
-    const el = scrollRef.value;
-    if (!el) return;
-    const activeTab = el.querySelector<HTMLElement>('[role="tab"][aria-selected="true"]');
-    if (!activeTab) return;
-    const tabRect = activeTab.getBoundingClientRect();
-    const containerRect = el.getBoundingClientRect();
-    if (tabRect.left < containerRect.left) {
-      el.scrollBy({ left: tabRect.left - containerRect.left - 8, behavior: "smooth" });
-    } else if (tabRect.right > containerRect.right) {
-      el.scrollBy({ left: tabRect.right - containerRect.right + 8, behavior: "smooth" });
-    }
+    revealActiveTab("smooth");
   },
 );
 
diff --git a/web/src/lib/overlay/Drawer/ODrawer.spec.ts b/web/src/lib/overlay/Drawer/ODrawer.spec.ts
index 294e8ad957..c98a9a2701 100644
--- a/web/src/lib/overlay/Drawer/ODrawer.spec.ts
+++ b/web/src/lib/overlay/Drawer/ODrawer.spec.ts
@@ -165,6 +165,20 @@ describe("ODrawer", () => {
     });
   });
 
+  // A subtitle wider than a phone-sized panel pushed the close button off screen while the block could not shrink.
+  it("lets the title block shrink below lg, and only there", () => {
+    const wrapper = mount(ODrawer, {
+      props: { open: true, title: "Quick start", subTitle: "A sentence longer than the panel" },
+    });
+    const title = wrapper
+      .findAll("span")
+      .find((span) => span.classes().includes("truncate") && span.text().includes("Quick start"));
+    const block = title!.element.parentElement!;
+
+    expect(block.classList.contains("shrink-0")).toBe(true);
+    expect(block.classList.contains("max-lg:shrink")).toBe(true);
+  });
+
   describe("sticky layout structure", () => {
     it("header has shrink-0 class (pinned, never scrolls)", () => {
       const wrapper = mount(ODrawer, {
diff --git a/web/src/lib/overlay/Drawer/ODrawer.vue b/web/src/lib/overlay/Drawer/ODrawer.vue
index 0f96678d3c..3b4c0344c6 100644
--- a/web/src/lib/overlay/Drawer/ODrawer.vue
+++ b/web/src/lib/overlay/Drawer/ODrawer.vue
@@ -433,8 +433,8 @@ watch(internalOpen, (open) => {
 
           <!-- CASE 2: Default / structured layout -->
           <template v-else>
-            <!-- Title + subtitle block — fixed width, never grows -->
-            <div v-if="title || subTitle" class="min-w-0 shrink-0">
+            <!-- Below lg a subtitle longer than the panel must truncate, or it pushes the close button off screen. -->
+            <div v-if="title || subTitle" class="min-w-0 shrink-0 max-lg:shrink">
               <span
                 v-if="title"
                 class="text-dialog-header-text block truncate text-base font-semibold"
diff --git a/web/src/views/OnCall/OnCallResponseDetail.spec.ts b/web/src/views/OnCall/OnCallResponseDetail.spec.ts
index 69cfc493b5..ee1f760d8c 100644
--- a/web/src/views/OnCall/OnCallResponseDetail.spec.ts
+++ b/web/src/views/OnCall/OnCallResponseDetail.spec.ts
@@ -14,7 +14,7 @@
 // along with this program.  If not, see <http://www.gnu.org/licenses/>.
 
 import { flushPromises, mount } from "@vue/test-utils";
-import { beforeEach, describe, expect, it, vi } from "vitest";
+import { afterEach, beforeEach, describe, expect, it, vi } from "vitest";
 
 import i18n from "@/locales";
 import { queryClient } from "@/composables/query/queryClient";
@@ -75,6 +75,21 @@ vi.mock("vue-router", async () => {
   };
 });
 
+// Mutable per case, so the tablet and phone tests can switch while every other test stays desktop.
+const mockViewport = vi.hoisted(() => ({ mdUp: true, lgUp: true }));
+vi.mock("@/composables/useBreakpoint", async () => {
+  const { computed } = await import("vue");
+  return {
+    default: () => ({
+      isMobile: computed(() => !mockViewport.mdUp),
+      isTablet: computed(() => mockViewport.mdUp && !mockViewport.lgUp),
+      isDesktop: computed(() => mockViewport.lgUp),
+      mdUp: computed(() => mockViewport.mdUp),
+      lgUp: computed(() => mockViewport.lgUp),
+    }),
+  };
+});
+
 const service = vi.mocked(oncallService);
 const alerts = vi.mocked(alertsService);
 
@@ -175,9 +190,13 @@ const stubs = {
   ODropdown: { name: "ODropdown", template: "<div><slot name='trigger' /><slot /></div>" },
   ODropdownItem: {
     name: "ODropdownItem",
+    props: ["disabled"],
     emits: ["select"],
-    template: `<button @click="$emit('select')"><slot /></button>`,
+    template: `<button :disabled="disabled" @click="$emit('select')"><slot /></button>`,
   },
+  // The compact header's menu uses both; unstubbed they need a reka-ui menu root the ODropdown stub does not provide.
+  ODropdownGroup: { name: "ODropdownGroup", props: ["label"], template: "<div><slot /></div>" },
+  ODropdownSeparator: { name: "ODropdownSeparator", template: "<hr />" },
   OToggleGroup: { name: "OToggleGroup", template: "<div><slot /></div>" },
   OToggleGroupItem: {
     name: "OToggleGroupItem",
@@ -1327,4 +1346,89 @@ describe("OnCallResponseDetail — what the payload already knew", () => {
       expect(String(call.message)).toContain("last step");
     });
   });
+
+  /// Seven header buttons wrap to three rows on a tablet or phone, so everything but claiming and closing shares one menu.
+  describe("below the laptop breakpoint", () => {
+    beforeEach(() => {
+      mockViewport.lgUp = false;
+    });
+
+    afterEach(() => {
+      mockViewport.mdUp = true;
+      mockViewport.lgUp = true;
+    });
+
+    it("keeps acknowledge and resolve on the row and folds the rest into one menu", async () => {
+      const wrapper = await renderWith();
+
+      for (const kept of ["ack-btn", "resolve-btn", "more-btn"]) {
+        expect(wrapper.find(`[data-test="oncall-response-${kept}"]`).exists()).toBe(true);
+      }
+      for (const folded of ["escalate-btn", "handoff-btn", "promote-btn"]) {
+        expect(wrapper.find(`[data-test="oncall-response-${folded}"]`).exists()).toBe(false);
+        expect(wrapper.find(`[data-test="oncall-response-${folded}-menu"]`).exists()).toBe(true);
+      }
+      expect(wrapper.find('[data-test="oncall-response-snooze-btn"]').exists()).toBe(false);
+      expect(wrapper.find('[data-test="oncall-response-snooze-30-menu"]').exists()).toBe(true);
+    });
+
+    it("snoozes from the menu", async () => {
+      const wrapper = await renderWith();
+      service.snoozeResponse.mockResolvedValue({ data: {} } as any);
+
+      await wrapper.find('[data-test="oncall-response-snooze-30-menu"]').trigger("click");
+      await flushPromises();
+
+      expect(service.snoozeResponse).toHaveBeenCalledWith(
+        expect.objectContaining({ response_id: "resp_1" }),
+      );
+    });
+
+    it("opens the hand-off drawer from the menu", async () => {
+      const wrapper = await renderWith();
+
+      await wrapper.find('[data-test="oncall-response-handoff-btn-menu"]').trigger("click");
+
+      expect(wrapper.find('[data-test="oncall-handoff-submit"]').exists()).toBe(true);
+    });
+
+    /// A greyed-out verb has no tooltip to explain it on touch, so the reason is printed on the item.
+    it("says on the item why escalate is unavailable", async () => {
+      service.escalationProgress.mockResolvedValue({
+        data: { fired: [], next_targets: [], next_at: null, exhausted: true },
+      } as any);
+      const wrapper = await renderWith();
+
+      const item = wrapper.find('[data-test="oncall-response-escalate-btn-menu"]');
+      expect(item.attributes("disabled")).toBeDefined();
+      expect(item.text()).toContain("nobody left to escalate to");
+    });
+
+    it("drops the menu when a closed page is already tied to an incident", async () => {
+      const wrapper = await renderWith({
+        state: "resolved",
+        closed_at: 1_700_000_100_000_000,
+        incident_id: "inc_9",
+      });
+
+      expect(wrapper.find('[data-test="oncall-response-more-btn"]').exists()).toBe(false);
+    });
+
+    /// The title row has no room for both the alert's name and its tags, so the tags open the body instead.
+    it("leads the body with the state and elapsed time", async () => {
+      const wrapper = await renderWith();
+
+      const meta = wrapper.find('[data-test="oncall-response-meta"]');
+      expect(meta.find('[data-test="oncall-response-elapsed"]').exists()).toBe(true);
+      expect(wrapper.findAll('[data-test="oncall-response-elapsed"]')).toHaveLength(1);
+    });
+
+    it("applies on a phone too", async () => {
+      mockViewport.mdUp = false;
+      const wrapper = await renderWith();
+
+      expect(wrapper.find('[data-test="oncall-response-more-btn"]').exists()).toBe(true);
+      expect(wrapper.find('[data-test="oncall-response-meta"]').exists()).toBe(true);
+    });
+  });
 });
diff --git a/web/src/views/OnCall/OnCallResponseDetail.vue b/web/src/views/OnCall/OnCallResponseDetail.vue
index 4526949c32..d4d0fe14c6 100644
--- a/web/src/views/OnCall/OnCallResponseDetail.vue
+++ b/web/src/views/OnCall/OnCallResponseDetail.vue
@@ -49,7 +49,8 @@
     <!-- The two facts a responder needs before anything else ride the title,
          rather than sitting in a metadata grid below the fold. -->
     <template #title-trail>
-      <template v-if="response">
+      <!-- Below lg the title row has room for the alert's name or its tags, not both; there the tags lead the body instead. -->
+      <template v-if="response && lgUp">
         <OTag type="alertPriority" :value="`p${response.priority}`" size="sm" />
         <OTag type="oncallResponseState" :value="response.state" size="sm" />
         <!-- How long it has been ringing, beside the word "ringing". The two
@@ -98,7 +99,7 @@
         </OButton>
 
         <!-- A menu of durations, not a panel that pushes the page down. -->
-        <ODropdown v-if="canAcknowledge">
+        <ODropdown v-if="canAcknowledge && lgUp">
           <template #trigger>
             <OButton
               variant="outline"
@@ -124,7 +125,7 @@
              them had a button. A disabled button that does not say why is a
              dead end — the ladder's own explanation for why there is nobody
              left to escalate to belongs right where the button went grey. -->
-        <span class="inline-flex">
+        <span v-if="lgUp" class="inline-flex">
           <OButton
             variant="outline"
             size="sm-action"
@@ -139,6 +140,7 @@
         </span>
 
         <OButton
+          v-if="lgUp"
           variant="outline"
           size="sm-action"
           data-test="oncall-response-handoff-btn"
@@ -155,7 +157,7 @@
            something larger routinely arrives after it was closed. Hidden once
            an incident exists, because the rail links to it from then on. -->
       <OButton
-        v-if="response && !response.incident_id"
+        v-if="response && !response.incident_id && lgUp"
         variant="outline"
         size="sm-action"
         data-test="oncall-response-promote-btn"
@@ -190,6 +192,59 @@
           {{ t("oncall.resolve") }}
         </OButton>
       </template>
+
+      <!-- Below lg the row holds claiming and closing; the verbs used less often share one menu so the header stays two rows. -->
+      <ODropdown v-if="response && !lgUp && hasMoreActions" side="bottom" align="end">
+        <template #trigger>
+          <OButton
+            variant="outline"
+            size="icon-toolbar"
+            icon-left="more-vert"
+            :loading="snoozing || escalatingNow"
+            :aria-label="t('oncall.moreActions')"
+            data-test="oncall-response-more-btn"
+          />
+        </template>
+        <ODropdownGroup v-if="canAcknowledge" :label="t('oncall.snoozeFor')">
+          <ODropdownItem
+            v-for="opt in snoozeOptions"
+            :key="opt.minutes"
+            :data-test="`oncall-response-snooze-${opt.minutes}-menu`"
+            @select="snoozeRecord(opt.minutes)"
+          >
+            {{ raw(opt.label) }}
+          </ODropdownItem>
+        </ODropdownGroup>
+        <ODropdownSeparator v-if="canAcknowledge" />
+        <ODropdownItem
+          v-if="isOpenState"
+          :disabled="escalation?.exhausted"
+          data-test="oncall-response-escalate-btn-menu"
+          @select="escalateNow"
+        >
+          <span class="flex max-w-56 flex-col">
+            <span>{{ t("oncall.escalate") }}</span>
+            <!-- Touch has no tooltip, so the reason the verb is greyed out rides on the item itself. -->
+            <span v-if="escalation?.exhausted" class="text-xs whitespace-normal">
+              {{ t("oncall.ladderExhausted") }}
+            </span>
+          </span>
+        </ODropdownItem>
+        <ODropdownItem
+          v-if="isOpenState"
+          data-test="oncall-response-handoff-btn-menu"
+          @select="showHandoff = true"
+        >
+          {{ t("oncall.handoff") }}
+        </ODropdownItem>
+        <ODropdownItem
+          v-if="!response.incident_id"
+          data-test="oncall-response-promote-btn-menu"
+          @select="promoteOpen = true"
+        >
+          {{ t("oncall.promote") }}
+        </ODropdownItem>
+      </ODropdown>
     </template>
 
     <template v-if="response">
@@ -198,6 +253,29 @@
            the scroller — without it the activity thread was clipped at the
            fold with no way to reach the rest. -->
       <OContent y class="flex min-h-0 flex-1 flex-col overflow-y-auto">
+        <div
+          v-if="!lgUp"
+          class="mb-3 flex flex-wrap items-center gap-2"
+          data-test="oncall-response-meta"
+        >
+          <OTag type="alertPriority" :value="`p${response.priority}`" size="sm" />
+          <OTag type="oncallResponseState" :value="response.state" size="sm" />
+          <span class="text-text-secondary text-xs" data-test="oncall-response-elapsed">
+            {{ elapsedLabel }}
+          </span>
+          <OTag v-if="snoozedUntilLabel" variant="warning-soft" size="sm">
+            {{ t("oncall.snoozed") }}
+          </OTag>
+          <OTag
+            v-if="isImpacted"
+            variant="info-outline"
+            size="sm"
+            data-test="oncall-response-liaison-tag"
+          >
+            {{ t("oncall.liaisonTag") }}
+          </OTag>
+        </div>
+
         <!-- The one sentence this screen exists to say when it is true:
              nobody has seen this page, and here is why. -->
         <OnCallReachAlarm
@@ -586,6 +664,7 @@ import { computed, ref, watch } from "vue";
 import { useRoute, useRouter } from "vue-router";
 import { useStore } from "vuex";
 
+import useBreakpoint from "@/composables/useBreakpoint";
 import OButton from "@/lib/core/Button/OButton.vue";
 import ORefreshButton from "@/lib/core/RefreshButton/ORefreshButton.vue";
 import OEmptyState from "@/lib/core/EmptyState/OEmptyState.vue";
@@ -608,7 +687,9 @@ import OTabs from "@/lib/navigation/Tabs/OTabs.vue";
 import OInput from "@/lib/forms/Input/OInput.vue";
 import ODrawer from "@/lib/overlay/Drawer/ODrawer.vue";
 import ODropdown from "@/lib/overlay/Dropdown/ODropdown.vue";
+import ODropdownGroup from "@/lib/overlay/Dropdown/ODropdownGroup.vue";
 import ODropdownItem from "@/lib/overlay/Dropdown/ODropdownItem.vue";
+import ODropdownSeparator from "@/lib/overlay/Dropdown/ODropdownSeparator.vue";
 import OTooltip from "@/lib/overlay/Tooltip/OTooltip.vue";
 import OnCallFiringHistory from "@/components/oncall/OnCallFiringHistory.vue";
 import OnCallPriorCauses from "@/components/oncall/OnCallPriorCauses.vue";
@@ -686,6 +767,7 @@ import { formatMicrosDuration } from "@/utils/formatters";
 import { formatTimestampInTimezone } from "@/utils/date";
 
 const { t } = useI18nTyped();
+const { lgUp } = useBreakpoint();
 const nowMicros = useOnCallClock();
 const store = useStore();
 const route = useRoute();
@@ -884,6 +966,9 @@ const isOpenState = computed(() => !!response.value && isUnresolved(response.val
 /// Snooze are gone and Resolve becomes the primary action.
 const canAcknowledge = computed(() => !!response.value && isEscalating(response.value.state));
 
+/// Whether the compact header's menu has anything in it: a closed page already tied to an incident has no verb left.
+const hasMoreActions = computed(() => isOpenState.value || !response.value?.incident_id);
+
 /// Where the team-name link in the subtitle goes — same target and tab
 /// OnCallAboutPage's own team row links to, so the two agree on what
 /// clicking the team means.
diff --git a/web/src/views/OnCall/OnCallResponses.spec.ts b/web/src/views/OnCall/OnCallResponses.spec.ts
index ff580e1abe..448408c142 100644
--- a/web/src/views/OnCall/OnCallResponses.spec.ts
+++ b/web/src/views/OnCall/OnCallResponses.spec.ts
@@ -63,6 +63,21 @@ vi.mock("vue-router", () => ({
   useRoute: () => ({ query: routeQuery }),
 }));
 
+// Mutable per case, so the phone tests can switch while every other test stays desktop.
+const mockViewport = vi.hoisted(() => ({ mdUp: true, lgUp: true }));
+vi.mock("@/composables/useBreakpoint", async () => {
+  const { computed } = await import("vue");
+  return {
+    default: () => ({
+      isMobile: computed(() => !mockViewport.mdUp),
+      isTablet: computed(() => mockViewport.mdUp && !mockViewport.lgUp),
+      isDesktop: computed(() => mockViewport.lgUp),
+      mdUp: computed(() => mockViewport.mdUp),
+      lgUp: computed(() => mockViewport.lgUp),
+    }),
+  };
+});
+
 const service = vi.mocked(oncallService);
 const destinations = vi.mocked(destinationService);
 const incidents = vi.mocked(incidentsService);
@@ -175,6 +190,8 @@ const stubs = {
     },
   },
   ODropdown: { name: "ODropdown", template: "<div><slot name='trigger' /><slot /></div>" },
+  // Open by construction, like ODropdown above: what the phone filter panel holds is the assertion, not the toggle.
+  OPopover: { name: "OPopover", template: "<div><slot name='trigger' /><slot /></div>" },
   ODropdownItem: {
     name: "ODropdownItem",
     emits: ["select"],
@@ -1297,6 +1314,67 @@ describe("OnCallResponses", () => {
       expect(sections(wrapper)).toEqual({ ringing: 1 });
     });
   });
+
+  /// A phone has one toolbar row and one control per table row, so the laptop's spread is folded rather than clipped.
+  describe("on a phone", () => {
+    beforeEach(() => {
+      mockViewport.mdUp = false;
+      mockViewport.lgUp = false;
+    });
+
+    afterEach(() => {
+      mockViewport.mdUp = true;
+      mockViewport.lgUp = true;
+    });
+
+    it("moves the team, priority and cause filters behind one button", async () => {
+      const wrapper = await withPages([page()]);
+
+      expect(wrapper.find('[data-test="oncall-responses-filters-btn"]').exists()).toBe(true);
+      const panel = wrapper.find('[data-test="oncall-responses-filters-panel"]');
+      for (const control of ["team-filter", "priority-filter", "cause-filter", "group-toggle"]) {
+        expect(panel.find(`[data-test="oncall-responses-${control}"]`).exists()).toBe(true);
+        // Moved, not duplicated: a second copy left inline would wrap the row again.
+        expect(wrapper.findAll(`[data-test="oncall-responses-${control}"]`)).toHaveLength(1);
+      }
+    });
+
+    /// The labelled button does not fit the one-control column, so the menu leads with the row's next step.
+    it("leads the row menu with acknowledge while the page is ringing", async () => {
+      service.acknowledgeResponse.mockResolvedValue({ data: {} } as any);
+      const wrapper = await withPages([page()]);
+
+      await wrapper.find('[data-test="oncall-row-ack-alert:al_ckt-menu"]').trigger("click");
+      await flushPromises();
+
+      expect(service.acknowledgeResponse).toHaveBeenCalledWith(
+        expect.objectContaining({ response_id: "resp_1" }),
+      );
+    });
+
+    it("leads the row menu with resolve once the page is owned", async () => {
+      const wrapper = await withPages([
+        page({ state: "acknowledged", acked_by: "engineer@example.com" }),
+      ]);
+
+      expect(wrapper.find('[data-test="oncall-row-resolve-alert:al_ckt-menu"]').exists()).toBe(
+        true,
+      );
+      expect(wrapper.find('[data-test="oncall-row-ack-alert:al_ckt-menu"]').exists()).toBe(false);
+    });
+
+    /// A closed row has no menu on a laptop; on a phone its button is gone, so the menu is the only way in.
+    it("keeps a menu on a closed row so its timeline stays reachable", async () => {
+      const wrapper = await withPages([
+        page({ state: "resolved", closed_at: Date.now() * 1000, acked_by: "ana@o2.ai" }),
+      ]);
+
+      expect(wrapper.find('[data-test^="oncall-row-more-"]').exists()).toBe(true);
+      await wrapper.find('[data-test="oncall-row-timeline-alert:al_ckt-menu"]').trigger("click");
+
+      expect(push).toHaveBeenCalled();
+    });
+  });
 });
 
 /// Two things the triage list already held and did not use.
diff --git a/web/src/views/OnCall/OnCallResponses.vue b/web/src/views/OnCall/OnCallResponses.vue
index 5be0fc4d43..1287b19d7e 100644
--- a/web/src/views/OnCall/OnCallResponses.vue
+++ b/web/src/views/OnCall/OnCallResponses.vue
@@ -170,20 +170,20 @@ along with this program.  If not, see <http://www.gnu.org/licenses/>.
                the rows this page happened to have walked hid a team's older
                pages entirely past the fetch cap. -->
           <OSelect
+            v-if="!isMobile"
             v-model="teamFilter"
             :options="teamOptions"
             :disabled="!teamsAvailable"
             :placeholder="teamsAvailable ? undefined : t('oncall.teamFilterUnavailable')"
             width="sm"
-            class="max-md:w-36"
             data-test="oncall-responses-team-filter"
             @update:model-value="() => fetchResponses()"
           />
           <OSelect
+            v-if="!isMobile"
             v-model="priorityFilter"
             :options="priorityOptions"
             width="xs"
-            class="max-md:w-28"
             data-test="oncall-responses-priority-filter"
           />
           <!-- `basis-40` so the search keeps a usable width once the row
@@ -198,6 +198,7 @@ along with this program.  If not, see <http://www.gnu.org/licenses/>.
           <!-- On by default. A rule firing every minute is one problem, not
                ninety-five, and the ungrouped view is for reading history. -->
           <OCheckbox
+            v-if="!isMobile"
             v-model="grouped"
             :label="t('oncall.groupByAlert')"
             data-test="oncall-responses-group-toggle"
@@ -209,15 +210,60 @@ along with this program.  If not, see <http://www.gnu.org/licenses/>.
                rather than `includeResolved`, which stays true once fetched
                even after the reader narrows away from resolved rows. -->
           <OSelect
-            v-if="sectionVisibility.resolved"
+            v-if="!isMobile && sectionVisibility.resolved"
             :model-value="causeFilter"
             :options="causeOptions"
             :placeholder="t('oncall.causeFilterAny')"
             width="sm"
-            class="max-md:w-36"
             data-test="oncall-responses-cause-filter"
             @update:model-value="onCauseFilter"
           />
+          <!-- A phone toolbar is one row, so everything that narrows the list waits behind one button. -->
+          <OPopover
+            v-if="isMobile"
+            align="end"
+            content-class="w-72"
+            :aria-label="t('oncall.filters')"
+          >
+            <template #trigger>
+              <OButton
+                variant="outline"
+                size="icon-sm"
+                icon-left="filter-list"
+                :active="narrowed"
+                :aria-label="t('oncall.filters')"
+                data-test="oncall-responses-filters-btn"
+              />
+            </template>
+            <div class="flex flex-col gap-3 p-3" data-test="oncall-responses-filters-panel">
+              <OSelect
+                v-model="teamFilter"
+                :options="teamOptions"
+                :disabled="!teamsAvailable"
+                :placeholder="teamsAvailable ? undefined : t('oncall.teamFilterUnavailable')"
+                data-test="oncall-responses-team-filter"
+                @update:model-value="() => fetchResponses()"
+              />
+              <OSelect
+                v-model="priorityFilter"
+                :options="priorityOptions"
+                data-test="oncall-responses-priority-filter"
+              />
+              <OSelect
+                v-if="sectionVisibility.resolved"
+                :model-value="causeFilter"
+                :options="causeOptions"
+                :placeholder="t('oncall.causeFilterAny')"
+                data-test="oncall-responses-cause-filter"
+                @update:model-value="onCauseFilter"
+              />
+              <OCheckbox
+                v-model="grouped"
+                :label="t('oncall.groupByAlert')"
+                data-test="oncall-responses-group-toggle"
+              />
+            </div>
+          </OPopover>
         </div>
       </template>
 
@@ -314,8 +360,9 @@ along with this program.  If not, see <http://www.gnu.org/licenses/>.
 
            `sectionKey` rather than `key`: Vue reserves `key` on a slot outlet. -->
       <template #group-header="{ sectionKey }">
+        <!-- The cell spans the scrolled table, so a phone pins this to the visible width or the sentence runs off screen. -->
         <div
-          class="px-page-edge flex flex-wrap items-center gap-x-2 gap-y-1 py-1.5"
+          class="px-page-edge flex flex-wrap items-center gap-x-2 gap-y-1 py-1.5 max-md:sticky max-md:left-0 max-md:w-[100cqw]"
           :data-test="`oncall-section-header-${sectionKey}`"
         >
           <span
@@ -561,7 +608,10 @@ along with this program.  If not, see <http://www.gnu.org/licenses/>.
       <!-- What already happened, without leaving the triage list. The detail
            screen stays the place to act; this is the place to read. -->
       <template #expansion="{ row }">
-        <div class="px-page-edge py-3" :data-test="`oncall-expansion-${row.rowKey}`">
+        <div
+          class="px-page-edge py-3 max-md:sticky max-md:left-0 max-md:w-[100cqw]"
+          :data-test="`oncall-expansion-${row.rowKey}`"
+        >
           <OInnerLoading v-if="expandedLoading" showing />
           <template v-else>
             <div class="mb-2 flex justify-end">
@@ -601,17 +651,23 @@ along with this program.  If not, see <http://www.gnu.org/licenses/>.
            more-menu, as it does on every other list in the app. -->
       <template #cell-actions="{ row }">
         <!-- The slot's wrapper is inline-flex and shrinks to content by design, so pin to the column's resolved width directly instead of `w-full`. -->
-        <span class="flex items-center justify-between" :style="{ width: actionsColumnWidthVar }">
+        <span
+          class="flex items-center justify-between max-md:w-auto! max-md:justify-center"
+          :style="{ width: actionsColumnWidthVar }"
+        >
           <ODropdown v-if="!row.latest.team_id">
             <template #trigger>
               <OButton
                 variant="outline"
                 size="xs"
+                class="max-md:ps-2 max-md:pe-2"
                 :loading="busyId === row.rowKey"
+                :aria-label="isMobile ? t('oncall.assignTeamShort') : undefined"
                 :data-test="`oncall-row-assign-${row.rowKey}`"
                 @click.stop
               >
-                {{ t("oncall.assignTeamShort") }}
+                <OIcon v-if="isMobile" name="group-add" size="sm" />
+                <template v-else>{{ t("oncall.assignTeamShort") }}</template>
               </OButton>
             </template>
 
@@ -635,7 +691,7 @@ along with this program.  If not, see <http://www.gnu.org/licenses/>.
               v-if="primaryAction(row) === 'acknowledge'"
               variant="primary"
               size="xs"
-              class="w-28"
+              class="w-28 max-md:hidden"
               :loading="busyId === row.rowKey"
               :data-test="`oncall-row-ack-${row.rowKey}`"
               @click.stop="acknowledgeRow(row)"
@@ -646,7 +702,7 @@ along with this program.  If not, see <http://www.gnu.org/licenses/>.
               v-else-if="primaryAction(row) === 'resolve'"
               variant="outline"
               size="xs"
-              class="w-28"
+              class="w-28 max-md:hidden"
               :loading="busyId === row.rowKey"
               :data-test="`oncall-row-resolve-${row.rowKey}`"
               @click.stop="resolveRow(row)"
@@ -657,7 +713,7 @@ along with this program.  If not, see <http://www.gnu.org/licenses/>.
               v-else
               variant="outline"
               size="xs"
-              class="w-28"
+              class="w-28 max-md:hidden"
               :data-test="`oncall-row-timeline-${row.rowKey}`"
               @click.stop="openResponse(row)"
             >
@@ -667,7 +723,7 @@ along with this program.  If not, see <http://www.gnu.org/licenses/>.
             <!-- Hidden when the row has nothing left to offer: a closed page's
                  only action is already the button beside it, and a menu whose
                  single item is the thing you just clicked is furniture. -->
-            <ODropdown v-if="canAcknowledge(row) || menuActions(row).length">
+            <ODropdown v-if="isMobile || canAcknowledge(row) || menuActions(row).length">
               <template #trigger>
                 <OButton
                   variant="ghost"
@@ -681,6 +737,41 @@ along with this program.  If not, see <http://www.gnu.org/licenses/>.
                 </OButton>
               </template>
 
+              <!-- A phone has room for one control per row, so the menu is always there and leads with the row's next step. -->
+              <template v-if="isMobile">
+                <ODropdownItem
+                  v-if="primaryAction(row) === 'acknowledge'"
+                  :data-test="`oncall-row-ack-${row.rowKey}-menu`"
+                  @select="acknowledgeRow(row)"
+                >
+                  <template #icon-left>
+                    <OIcon name="check" size="sm" />
+                  </template>
+                  {{ t("oncall.acknowledge") }}
+                </ODropdownItem>
+                <ODropdownItem
+                  v-else-if="primaryAction(row) === 'resolve'"
+                  :data-test="`oncall-row-resolve-${row.rowKey}-menu`"
+                  @select="resolveRow(row)"
+                >
+                  <template #icon-left>
+                    <OIcon name="task-alt" size="sm" />
+                  </template>
+                  {{ t("oncall.resolve") }}
+                </ODropdownItem>
+                <ODropdownItem
+                  v-else
+                  :data-test="`oncall-row-timeline-${row.rowKey}-menu`"
+                  @select="openResponse(row)"
+                >
+                  <template #icon-left>
+                    <OIcon name="format-list-bulleted" size="sm" />
+                  </template>
+                  {{ t("oncall.timeline") }}
+                </ODropdownItem>
+                <ODropdownSeparator v-if="canAcknowledge(row) || menuActions(row).length" />
+              </template>
+
               <!-- Grouped rather than four loose items: they are one decision
                    ("quiet it") asked at four lengths. -->
               <ODropdownGroup v-if="canAcknowledge(row)" :label="t('oncall.snoozeFor')">
@@ -820,6 +911,7 @@ import ODropdown from "@/lib/overlay/Dropdown/ODropdown.vue";
 import ODropdownGroup from "@/lib/overlay/Dropdown/ODropdownGroup.vue";
 import ODropdownItem from "@/lib/overlay/Dropdown/ODropdownItem.vue";
 import ODropdownSeparator from "@/lib/overlay/Dropdown/ODropdownSeparator.vue";
+import OPopover from "@/lib/overlay/Popover/OPopover.vue";
 import OTooltip from "@/lib/overlay/Tooltip/OTooltip.vue";
 import { useMutation } from "@tanstack/vue-query";
 import { queryClient } from "@/composables/query/queryClient";
@@ -1048,6 +1140,11 @@ const isFiltered = computed(
     activeFilter.value !== "all",
 );
 
+/// Only what the phone filter button hides: it lights up so a narrowed list never looks like the whole one.
+const narrowed = computed(
+  () => teamFilter.value !== "all" || priorityFilter.value !== "all" || !!causeFilter.value,
+);
+
 const showChecklist = computed(
   () =>
     loaded.value &&
diff --git a/web/src/views/OnCall/OnCallRouting.vue b/web/src/views/OnCall/OnCallRouting.vue
index cde34feb07..c95c263677 100644
--- a/web/src/views/OnCall/OnCallRouting.vue
+++ b/web/src/views/OnCall/OnCallRouting.vue
@@ -143,10 +143,12 @@ along with this program.  If not, see <http://www.gnu.org/licenses/>.
              emergencies the row tags name; `include_dismissed` swaps the
              outstanding worklist for the raw historical record. -->
             <template v-if="tab === 'signals'">
-              <div class="bg-border-default h-4 w-px shrink-0" />
+              <div class="bg-border-default h-4 w-px shrink-0 max-md:hidden" />
 
               <OToggleGroup
                 :model-value="signalFilters.landing || 'both'"
+                mobile-dropdown
+                data-test="oncall-unrouted-filter"
                 @update:model-value="setSignalLanding"
               >
                 <OToggleGroupItem value="both" size="sm" data-test="oncall-unrouted-filter-both">
@@ -168,7 +170,7 @@ along with this program.  If not, see <http://www.gnu.org/licenses/>.
                 </OToggleGroupItem>
               </OToggleGroup>
 
-              <div class="bg-border-default h-4 w-px shrink-0" />
+              <div class="bg-border-default h-4 w-px shrink-0 max-md:hidden" />
 
               <OSwitch
                 :model-value="signalFilters.include_dismissed"
diff --git a/web/src/views/OnCall/OnCallTeams.spec.ts b/web/src/views/OnCall/OnCallTeams.spec.ts
index 80fb483a6f..02a83d66c9 100644
--- a/web/src/views/OnCall/OnCallTeams.spec.ts
+++ b/web/src/views/OnCall/OnCallTeams.spec.ts
@@ -509,4 +509,54 @@ describe("OnCallTeams", () => {
     expect(spy).toHaveBeenCalledWith(usersExpiry);
     spy.mockRestore();
   });
+
+  /// A phone's action column holds one control, so the row's buttons are mirrored in a menu that must act the same.
+  describe("the phone row menu", () => {
+    const menuStubs = {
+      ...stubs,
+      ODropdown: { name: "ODropdown", template: "<div><slot name='trigger' /><slot /></div>" },
+      ODropdownItem: {
+        name: "ODropdownItem",
+        emits: ["select"],
+        template: `<button @click="$emit('select')"><slot /></button>`,
+      },
+    };
+
+    async function rendered() {
+      service.listTeams.mockResolvedValue({ data: [team("team_1", "Platform")] } as any);
+      const wrapper = mount(OnCallTeams, { global: { plugins: [i18n, store], stubs: menuStubs } });
+      await flushPromises();
+      return wrapper;
+    }
+
+    it("shows the buttons from md up and the menu below it, never both", async () => {
+      const wrapper = await rendered();
+
+      for (const action of ["edit", "delete"]) {
+        expect(wrapper.find(`[data-test="oncall-team-${action}-team_1"]`).classes()).toContain(
+          "max-md:hidden",
+        );
+      }
+      expect(wrapper.find('[data-test="oncall-teams-row-more-actions"]').classes()).toContain(
+        "md:hidden",
+      );
+    });
+
+    it("edits the team the row is for", async () => {
+      const wrapper = await rendered();
+      await wrapper.find('[data-test="oncall-team-edit-team_1-menu"]').trigger("click");
+      await flushPromises();
+
+      expect(wrapper.findComponent({ name: "OnCallTeamForm" }).props("team")).toEqual(
+        expect.objectContaining({ id: "team_1" }),
+      );
+    });
+
+    it("asks before deleting, as the button does", async () => {
+      const wrapper = await rendered();
+      await wrapper.find('[data-test="oncall-team-delete-team_1-menu"]').trigger("click");
+
+      expect(wrapper.find('[data-test="confirm"]').text()).toContain("Platform");
+    });
+  });
 });
diff --git a/web/src/views/OnCall/OnCallTeams.vue b/web/src/views/OnCall/OnCallTeams.vue
index c2b57eae97..5721693ed0 100644
--- a/web/src/views/OnCall/OnCallTeams.vue
+++ b/web/src/views/OnCall/OnCallTeams.vue
@@ -149,6 +149,7 @@ along with this program.  If not, see <http://www.gnu.org/licenses/>.
           variant="ghost"
           size="icon-sm"
           icon-left="star-outline"
+          class="max-md:hidden"
           :loading="settingDefaultTeamId === row.id"
           :aria-label="t('oncall.setDefaultTeam')"
           :data-test="`oncall-team-set-default-${row.id}`"
@@ -156,12 +157,13 @@ along with this program.  If not, see <http://www.gnu.org/licenses/>.
         >
           <OTooltip side="bottom" :content="t('oncall.setDefaultTeam')" />
         </OButton>
-        <div v-else-if="canConfigure" class="h-8 w-8 shrink-0" />
+        <div v-else-if="canConfigure" class="h-8 w-8 shrink-0 max-md:hidden" />
         <OButton
           v-if="canConfigure"
           variant="ghost"
           size="icon-sm"
           icon-left="edit"
+          class="max-md:hidden"
           :aria-label="t('oncall.editTeam')"
           :data-test="`oncall-team-edit-${row.id}`"
           @click.stop="openEdit(row)"
@@ -173,12 +175,53 @@ along with this program.  If not, see <http://www.gnu.org/licenses/>.
           variant="ghost"
           size="icon-sm"
           icon-left="delete-outline"
+          class="max-md:hidden"
           :aria-label="t('oncall.deleteTeam')"
           :data-test="`oncall-team-delete-${row.id}`"
           @click.stop="teamToDelete = row"
         >
           <OTooltip side="bottom" :content="t('oncall.deleteTeam')" />
         </OButton>
+        <ODropdown v-if="canConfigure" side="bottom" align="end">
+          <template #trigger>
+            <OButton
+              icon-left="more-vert"
+              variant="ghost"
+              size="icon-xs-sq"
+              class="md:hidden"
+              :loading="settingDefaultTeamId === row.id"
+              :aria-label="t('oncall.moreActions')"
+              data-test="oncall-teams-row-more-actions"
+              @click.stop
+            />
+          </template>
+          <ODropdownItem
+            v-if="row.id !== defaultTeamId"
+            icon-left="star-outline"
+            class="md:hidden"
+            :data-test="`oncall-team-set-default-${row.id}-menu`"
+            @select="setDefaultTeam(row)"
+          >
+            <span>{{ t("oncall.setDefaultTeam") }}</span>
+          </ODropdownItem>
+          <ODropdownItem
+            icon-left="edit"
+            class="md:hidden"
+            :data-test="`oncall-team-edit-${row.id}-menu`"
+            @select="openEdit(row)"
+          >
+            <span>{{ t("oncall.editTeam") }}</span>
+          </ODropdownItem>
+          <ODropdownItem
+            icon-left="delete-outline"
+            variant="destructive"
+            class="md:hidden"
+            :data-test="`oncall-team-delete-${row.id}-menu`"
+            @select="teamToDelete = row"
+          >
+            <span>{{ t("oncall.deleteTeam") }}</span>
+          </ODropdownItem>
+        </ODropdown>
       </template>
 
       <template #error>
@@ -244,6 +287,8 @@ import OPageLayout from "@/lib/core/PageLayout/OPageLayout.vue";
 import ORefreshButton from "@/lib/core/RefreshButton/ORefreshButton.vue";
 import OSearchInput from "@/lib/forms/SearchInput/OSearchInput.vue";
 import OTable from "@/lib/core/Table/OTable.vue";
+import ODropdown from "@/lib/overlay/Dropdown/ODropdown.vue";
+import ODropdownItem from "@/lib/overlay/Dropdown/ODropdownItem.vue";
 import OTooltip from "@/lib/overlay/Tooltip/OTooltip.vue";
 
 import ConfirmDialog from "@/components/ConfirmDialog.vue";