diff --git a/ts/components/UpdateNotification.vue b/ts/components/UpdateNotification.vue
new file mode 100644
index 00000000..d8adc677
--- /dev/null
+++ b/ts/components/UpdateNotification.vue
@@ -0,0 +1,115 @@
+<style scoped>
+.slide-fade-enter-active {
+	transition: all 0.3s ease-out;
+}
+
+.slide-fade-leave-active {
+	transition: all 0.3s ease-in;
+}
+
+.slide-fade-enter-from {
+	transform: translateX(-50%) translateY(20px);
+	opacity: 0;
+}
+
+.slide-fade-leave-to {
+	transform: translateX(-50%) translateY(20px);
+	opacity: 0;
+}
+</style>
+
+<template>
+	<Transition name="slide-fade">
+		<div
+			v-if="updateDate"
+			class="alert alert-info alert-dismissible fade show position-fixed bottom-0 start-50 translate-middle-x mb-3 shadow-sm"
+			style="z-index: 1050; max-width: 400px"
+			role="alert"
+		>
+			<div class="d-flex align-items-center gap-2">
+				<div class="flex-grow-1">
+					<div class="fw-semibold">App updates available</div>
+					<small class="text-muted">{{ timeSinceUpdate }}</small>
+				</div>
+
+				<i
+					ref="infoIcon"
+					class="bi bi-info-circle text-primary"
+					style="cursor: pointer; font-size: 1.2rem"
+					data-bs-toggle="popover"
+					data-bs-trigger="hover focus"
+					data-bs-placement="top"
+					data-bs-content="Please save your work before refreshing the page."
+					tabindex="0"
+				></i>
+
+				<button class="btn btn-sm btn-primary" @click="refreshPage">
+					Refresh
+				</button>
+			</div>
+		</div>
+	</Transition>
+</template>
+
+<script setup lang="ts">
+import { ref, computed, watch, onMounted, onUnmounted } from "vue";
+import { Popover } from "bootstrap";
+
+interface Props {
+	updateDate: Date | null;
+}
+
+const props = defineProps<Props>();
+
+const infoIcon = ref<HTMLElement | null>(null);
+let popoverInstance: Popover | null = null;
+let intervalId: number | null = null;
+
+// Force reactivity update every minute
+const tick = ref(0);
+
+const timeSinceUpdate = computed(() => {
+	if (!props.updateDate) return "";
+
+	// Access tick to ensure reactivity
+	tick.value;
+
+	const now = new Date();
+	const diff = now.getTime() - props.updateDate.getTime();
+	const minutes = Math.floor(diff / 60000);
+	const hours = Math.floor(minutes / 60);
+	const days = Math.floor(hours / 24);
+
+	if (days > 0) return `${days} day${days > 1 ? "s" : ""} ago`;
+	if (hours > 0) return `${hours} hour${hours > 1 ? "s" : ""} ago`;
+	if (minutes > 0) return `${minutes} minute${minutes > 1 ? "s" : ""} ago`;
+	return "just now";
+});
+
+const refreshPage = () => {
+	window.location.reload();
+};
+
+// Initialize popover when icon is mounted
+watch(infoIcon, (element) => {
+	if (element && !popoverInstance) {
+		popoverInstance = new Popover(element);
+	}
+});
+
+onMounted(() => {
+	// Update time display every minute
+	intervalId = window.setInterval(() => {
+		tick.value++;
+	}, 60000);
+});
+
+onUnmounted(() => {
+	if (popoverInstance) {
+		popoverInstance.dispose();
+	}
+	if (intervalId !== null) {
+		clearInterval(intervalId);
+	}
+});
+</script>
diff --git a/ts/view/Authenticated.vue b/ts/view/Authenticated.vue
index a8ff9637..0e78ceb0 100644
--- a/ts/view/Authenticated.vue
+++ b/ts/view/Authenticated.vue
@@ -15,21 +15,36 @@
 					<component :is="Component" />
 				</router-view>
 			</MainContent>
+			<UpdateNotification :updateDate="updateDate" />
 		</template>
 	</div>
 </template>
 <script setup lang="ts">
-import { onMounted } from "vue";
+import { onMounted, ref } from "vue";
 
 import Sidebar from "@/components/layout/Sidebar.vue";
 import MainContent from "@/components/layout/MainContent.vue";
+import UpdateNotification from "@/components/UpdateNotification.vue";
+import { SSEManager, type SSEMessageStatus } from "@/SSEManager";
 import { Session } from "@/type/api";
 import { router } from "@/route/config";
 import { useRoutes } from "@/route/use";
 import { useSessionStore } from "@/store/session";
 
+const revision = ref<string>("");
 const session = useSessionStore();
+const updateDate = ref<Date | null>(null);
 onMounted(() => {
+	SSEManager.subscribeStatus((msg: SSEMessageStatus) => {
+		if (msg.status == "connected") {
+			if (revision.value == "") {
+				revision.value = msg.revision;
+			} else {
+				updateDate.value = new Date();
+			}
+		}
+		console.log("status update:", msg);
+	});
 	session
 		.get()
 		.then((session: Session) => {