diff --git a/ui/src/ui/app-render.helpers.browser.test.ts b/ui/src/ui/app-render.helpers.browser.test.ts
index 71450e7b795..c486710dc24 100644
--- a/ui/src/ui/app-render.helpers.browser.test.ts
+++ b/ui/src/ui/app-render.helpers.browser.test.ts
@@ -1,8 +1,15 @@
 import { render } from "lit";
 import { describe, expect, it } from "vitest";
 import { t } from "../i18n/index.ts";
-import { renderChatControls } from "./app-render.helpers.ts";
+import { renderChatControls, renderChatMobileToggle } from "./app-render.helpers.ts";
 import type { AppViewState } from "./app-view-state.ts";
+import type { SessionsListResult } from "./types.ts";
+
+type SessionRow = SessionsListResult["sessions"][number];
+
+function row(overrides: Partial<SessionRow> & { key: string }): SessionRow {
+  return { kind: "direct", updatedAt: 0, ...overrides };
+}
 
 function createState(overrides: Partial<AppViewState> = {}) {
   return {
@@ -66,4 +73,35 @@ describe("chat header controls (browser)", () => {
       expect(button.getAttribute("aria-label")).toBe(button.getAttribute("data-tooltip"));
     }
   });
+
+  it("renders the cron session filter in the mobile dropdown controls", async () => {
+    const state = createState({
+      sessionsResult: {
+        ts: 0,
+        path: "",
+        count: 2,
+        defaults: { modelProvider: "openai", model: "gpt-5", contextTokens: null },
+        sessions: [row({ key: "main" }), row({ key: "agent:main:cron:daily-briefing" })],
+      },
+    });
+    const container = document.createElement("div");
+    render(renderChatMobileToggle(state), container);
+    await Promise.resolve();
+
+    const buttons = Array.from(
+      container.querySelectorAll<HTMLButtonElement>(".chat-controls__thinking .btn--icon"),
+    );
+
+    expect(buttons).toHaveLength(4);
+    const cronButton = buttons.at(-1);
+    expect(cronButton?.classList.contains("active")).toBe(true);
+    expect(cronButton?.getAttribute("aria-pressed")).toBe("true");
+    expect(cronButton?.getAttribute("title")).toBe(
+      t("chat.showCronSessionsHidden", { count: "1" }),
+    );
+
+    cronButton?.click();
+
+    expect(state.sessionsHideCron).toBe(false);
+  });
 });
diff --git a/ui/src/ui/app-render.helpers.ts b/ui/src/ui/app-render.helpers.ts
index e9cea97a9c3..5b648da1df8 100644
--- a/ui/src/ui/app-render.helpers.ts
+++ b/ui/src/ui/app-render.helpers.ts
@@ -386,6 +386,10 @@ export function renderChatMobileToggle(state: AppViewState) {
   const showThinking = state.onboarding ? false : state.settings.chatShowThinking;
   const showToolCalls = state.onboarding ? true : state.settings.chatShowToolCalls;
   const focusActive = state.onboarding ? true : state.settings.chatFocusMode;
+  const hideCron = state.sessionsHideCron ?? true;
+  const hiddenCronCount = hideCron
+    ? countHiddenCronSessions(state.sessionKey, state.sessionsResult)
+    : 0;
   const toolCallsIcon = html`
     <svg
       width="18"
@@ -543,6 +547,22 @@ export function renderChatMobileToggle(state: AppViewState) {
             >
               ${focusIcon}
             </button>
+            <button
+              class="btn btn--sm btn--icon ${hideCron ? "active" : ""}"
+              @click=${() => {
+                state.sessionsHideCron = !hideCron;
+              }}
+              aria-pressed=${hideCron}
+              title=${
+                hideCron
+                  ? hiddenCronCount > 0
+                    ? t("chat.showCronSessionsHidden", { count: String(hiddenCronCount) })
+                    : t("chat.showCronSessions")
+                  : t("chat.hideCronSessions")
+              }
+            >
+              ${renderCronFilterIcon(hiddenCronCount)}
+            </button>
           </div>
         </div>
       </div>