diff --git a/messages/de.json b/messages/de.json
index 8084f470b..6eb93b9a6 100644
--- a/messages/de.json
+++ b/messages/de.json
@@ -2790,6 +2790,16 @@
     },
     "user": {
       "telegramTestBody": "HealthLog: Verbindung hergestellt. Telegram-Benachrichtigungen sind aktiv."
+    },
+    "moodReminder": {
+      "title": "Tägliche Stimmungs-Erinnerung",
+      "description": "Sanfter Anstoß um 22:00 Uhr, falls du heute noch keine Stimmung erfasst hast. Greift nur auf bereits eingerichtete Kanäle (Telegram, ntfy, Web Push, Apple Push) zurück und schweigt, sobald du heute geloggt hast.",
+      "toggleAria": "Tägliche Stimmungs-Erinnerung umschalten",
+      "statusOn": "Aktiv um 22:00 deiner Zeit",
+      "statusOff": "Aus",
+      "enabledToast": "Stimmungs-Erinnerung aktiviert.",
+      "disabledToast": "Stimmungs-Erinnerung deaktiviert.",
+      "saveError": "Speichern fehlgeschlagen. Bitte später erneut versuchen."
     }
   },
   "i18n": {
diff --git a/messages/en.json b/messages/en.json
index 84e4fea2d..df99c3f99 100644
--- a/messages/en.json
+++ b/messages/en.json
@@ -2790,6 +2790,16 @@
     },
     "user": {
       "telegramTestBody": "HealthLog: connection successful. Telegram notifications are active."
+    },
+    "moodReminder": {
+      "title": "Daily mood reminder",
+      "description": "Gentle 22:00 nudge when you haven't logged a mood for the day. Routes only through channels you've already configured (Telegram, ntfy, Web Push, Apple Push) and stays silent once you've logged today.",
+      "toggleAria": "Toggle daily mood reminder",
+      "statusOn": "On at 22:00 your time",
+      "statusOff": "Off",
+      "enabledToast": "Mood reminder enabled.",
+      "disabledToast": "Mood reminder disabled.",
+      "saveError": "Save failed. Please try again."
     }
   },
   "i18n": {
diff --git a/messages/es.json b/messages/es.json
index 65cb0d819..9503a3a0c 100644
--- a/messages/es.json
+++ b/messages/es.json
@@ -2790,6 +2790,16 @@
     },
     "user": {
       "telegramTestBody": "HealthLog: conexión correcta. Las notificaciones de Telegram están activas."
+    },
+    "moodReminder": {
+      "title": "Recordatorio diario de ánimo",
+      "description": "Aviso suave a las 22:00 si aún no has registrado el ánimo del día. Se envía solo por canales ya configurados (Telegram, ntfy, Web Push, Apple Push) y permanece en silencio una vez que has registrado el ánimo hoy.",
+      "toggleAria": "Alternar recordatorio diario de ánimo",
+      "statusOn": "Activo a las 22:00 hora local",
+      "statusOff": "Desactivado",
+      "enabledToast": "Recordatorio de ánimo activado.",
+      "disabledToast": "Recordatorio de ánimo desactivado.",
+      "saveError": "No se pudo guardar. Inténtalo de nuevo."
     }
   },
   "i18n": {
diff --git a/messages/it.json b/messages/it.json
index 12d69c952..c61b76936 100644
--- a/messages/it.json
+++ b/messages/it.json
@@ -2790,6 +2790,16 @@
     },
     "user": {
       "telegramTestBody": "HealthLog: connessione riuscita. Le notifiche Telegram sono attive."
+    },
+    "moodReminder": {
+      "title": "Promemoria quotidiano dell’umore",
+      "description": "Promemoria leggero alle 22:00 se non hai ancora registrato l’umore di oggi. Usa solo i canali già configurati (Telegram, ntfy, Web Push, Apple Push) e tace una volta registrato l’umore di oggi.",
+      "toggleAria": "Attiva o disattiva il promemoria quotidiano dell’umore",
+      "statusOn": "Attivo alle 22:00 ora locale",
+      "statusOff": "Disattivato",
+      "enabledToast": "Promemoria dell’umore attivato.",
+      "disabledToast": "Promemoria dell’umore disattivato.",
+      "saveError": "Salvataggio non riuscito. Riprova."
     }
   },
   "i18n": {
diff --git a/messages/pl.json b/messages/pl.json
index 7afc2bf37..7c485f648 100644
--- a/messages/pl.json
+++ b/messages/pl.json
@@ -2790,6 +2790,16 @@
     },
     "user": {
       "telegramTestBody": "HealthLog: połączenie udane. Powiadomienia Telegram są aktywne."
+    },
+    "moodReminder": {
+      "title": "Codzienne przypomnienie o nastroju",
+      "description": "Delikatne przypomnienie o 22:00, jeśli dziś jeszcze nie zapisano nastroju. Wysyłane tylko skonfigurowanymi już kanałami (Telegram, ntfy, Web Push, Apple Push) i milknie, gdy dziś zapisano nastrój.",
+      "toggleAria": "Włącz lub wyłącz codzienne przypomnienie o nastroju",
+      "statusOn": "Aktywne o 22:00 czasu lokalnego",
+      "statusOff": "Wyłączone",
+      "enabledToast": "Przypomnienie o nastroju włączone.",
+      "disabledToast": "Przypomnienie o nastroju wyłączone.",
+      "saveError": "Zapis nieudany. Spróbuj ponownie."
     }
   },
   "i18n": {
diff --git a/src/app/api/user/profile/route.ts b/src/app/api/user/profile/route.ts
index bed82717a..60aff0fa9 100644
--- a/src/app/api/user/profile/route.ts
+++ b/src/app/api/user/profile/route.ts
@@ -35,6 +35,7 @@ export const GET = apiHandler(async () => {
       heightCm: true,
       locale: true,
       timezone: true,
+      moodReminderEnabled: true,
     },
   });
 
@@ -47,6 +48,7 @@ export const GET = apiHandler(async () => {
     heightCm: dbUser?.heightCm ?? null,
     locale: dbUser?.locale ?? null,
     timezone: dbUser?.timezone ?? "Europe/Berlin",
+    moodReminderEnabled: dbUser?.moodReminderEnabled ?? false,
   });
 });
 
@@ -72,5 +74,6 @@ export const PATCH = apiHandler(async (request: NextRequest) => {
     heightCm: result.user.heightCm,
     locale: result.user.locale,
     timezone: result.user.timezone,
+    moodReminderEnabled: result.user.moodReminderEnabled,
   });
 });
diff --git a/src/components/settings/mood-reminder-card.tsx b/src/components/settings/mood-reminder-card.tsx
new file mode 100644
index 000000000..2029a9d66
--- /dev/null
+++ b/src/components/settings/mood-reminder-card.tsx
@@ -0,0 +1,109 @@
+"use client";
+
+import { useState } from "react";
+import { useQuery, useQueryClient } from "@tanstack/react-query";
+import { SmilePlus } from "lucide-react";
+
+import { Switch } from "@/components/ui/switch";
+import { SettingsCardHeader } from "@/components/settings/_card-header";
+import { useTranslations } from "@/lib/i18n/context";
+
+interface ProfileShape {
+  moodReminderEnabled: boolean;
+}
+
+export function MoodReminderCard({
+  isAuthenticated,
+}: {
+  isAuthenticated: boolean;
+}) {
+  const { t } = useTranslations();
+  const queryClient = useQueryClient();
+  const [optimistic, setOptimistic] = useState<boolean | null>(null);
+  const [saving, setSaving] = useState(false);
+  const [msg, setMsg] = useState<string | null>(null);
+  const [msgType, setMsgType] = useState<"success" | "error" | null>(null);
+
+  const { data: profile } = useQuery({
+    queryKey: ["user", "profile"],
+    queryFn: async () => {
+      const res = await fetch("/api/user/profile");
+      if (!res.ok) throw new Error("Failed to load profile");
+      return (await res.json()).data as ProfileShape;
+    },
+    enabled: isAuthenticated,
+  });
+
+  const enabled = optimistic ?? profile?.moodReminderEnabled ?? false;
+
+  async function handleToggle(next: boolean) {
+    setOptimistic(next);
+    setSaving(true);
+    setMsg(null);
+    setMsgType(null);
+
+    const res = await fetch("/api/user/profile", {
+      method: "PATCH",
+      headers: { "Content-Type": "application/json" },
+      body: JSON.stringify({ moodReminderEnabled: next }),
+    });
+
+    if (res.ok) {
+      setMsg(
+        next
+          ? t("notifications.moodReminder.enabledToast")
+          : t("notifications.moodReminder.disabledToast"),
+      );
+      setMsgType("success");
+      await queryClient.invalidateQueries({ queryKey: ["user", "profile"] });
+      setOptimistic(null);
+    } else {
+      setOptimistic(null);
+      setMsg(t("notifications.moodReminder.saveError"));
+      setMsgType("error");
+    }
+    setSaving(false);
+  }
+
+  return (
+    <section
+      aria-labelledby="settings-mood-reminder-title"
+      className="bg-card rounded-lg border p-4 sm:p-6"
+    >
+      <SettingsCardHeader
+        icon={SmilePlus}
+        title={t("notifications.moodReminder.title")}
+        titleId="settings-mood-reminder-title"
+        description={t("notifications.moodReminder.description")}
+        status={
+          <label className="flex min-h-11 items-center gap-3">
+            <Switch
+              checked={enabled}
+              onCheckedChange={handleToggle}
+              disabled={!isAuthenticated || saving}
+              aria-label={t("notifications.moodReminder.toggleAria")}
+            />
+            <span className="text-muted-foreground text-xs">
+              {enabled
+                ? t("notifications.moodReminder.statusOn")
+                : t("notifications.moodReminder.statusOff")}
+            </span>
+          </label>
+        }
+      />
+      {msg && (
+        <p
+          role="status"
+          aria-live="polite"
+          className={
+            msgType === "error"
+              ? "text-destructive mt-3 text-sm"
+              : "text-muted-foreground mt-3 text-sm"
+          }
+        >
+          {msg}
+        </p>
+      )}
+    </section>
+  );
+}
diff --git a/src/components/settings/notifications-section.tsx b/src/components/settings/notifications-section.tsx
index 0fc0a950e..2977b0b62 100644
--- a/src/components/settings/notifications-section.tsx
+++ b/src/components/settings/notifications-section.tsx
@@ -6,6 +6,7 @@ import { ChevronRight } from "lucide-react";
 
 import { useAuth } from "@/hooks/use-auth";
 import { useTranslations } from "@/lib/i18n/context";
+import { MoodReminderCard } from "@/components/settings/mood-reminder-card";
 import { NotificationStatusCard } from "@/components/settings/notification-status-card";
 import { NtfyCard } from "@/components/settings/ntfy-card";
 import { TelegramCard } from "@/components/settings/telegram-card";
@@ -105,6 +106,9 @@ export function NotificationsSection() {
           <WebPushCard />
         </div>
       )}
+      <div id="mood-reminder" className="scroll-mt-28">
+        <MoodReminderCard isAuthenticated={isAuthenticated} />
+      </div>
     </section>
   );
 }
diff --git a/src/lib/auth/profile-update.ts b/src/lib/auth/profile-update.ts
index b8d74da65..50b7c59a6 100644
--- a/src/lib/auth/profile-update.ts
+++ b/src/lib/auth/profile-update.ts
@@ -18,6 +18,7 @@ const extendedProfileSchema = profileSchema.extend({
     .max(64)
     .refine(isValidTimezone, "Invalid IANA timezone")
     .optional(),
+  moodReminderEnabled: z.boolean().optional(),
 });
 
 export type ApplyProfileInput = z.infer<typeof extendedProfileSchema>;
@@ -35,6 +36,7 @@ export interface ApplyProfileResult {
     gender: string | null;
     timezone: string;
     locale: string | null;
+    moodReminderEnabled: boolean;
   };
 }
 
@@ -91,6 +93,9 @@ export async function applyProfileUpdate(
   }
   if (data.locale !== undefined) updates.locale = data.locale;
   if (data.timezone !== undefined) updates.timezone = data.timezone;
+  if (data.moodReminderEnabled !== undefined) {
+    updates.moodReminderEnabled = data.moodReminderEnabled;
+  }
 
   // v1.4.18 — capture the prior locale so we can emit a separate
   // `settings.locale.update` audit row when the locale actually
@@ -138,6 +143,7 @@ export async function applyProfileUpdate(
       gender: updatedUser.gender,
       timezone: updatedUser.timezone,
       locale: updatedUser.locale,
+      moodReminderEnabled: updatedUser.moodReminderEnabled,
     },
   };
 }