diff --git a/src/components/BottomNavigationBar/NotificationsButton.tsx b/src/components/BottomNavigationBar/NotificationsButton.tsx
index 06898c9..14c76f7 100644
--- a/src/components/BottomNavigationBar/NotificationsButton.tsx
+++ b/src/components/BottomNavigationBar/NotificationsButton.tsx
@@ -15,7 +15,7 @@ export default function NotificationsButton() {
       <div className="relative">
         <Bell />
         {hasNewNotification && (
-          <div className="absolute -top-0.5 right-0.5 w-2 h-2 bg-primary rounded-full" />
+          <div className="absolute -top-0.5 right-0.5 w-2 h-2 ring-2 ring-background bg-primary rounded-full" />
         )}
       </div>
     </BottomNavigationBarItem>
diff --git a/src/components/NotificationList/index.tsx b/src/components/NotificationList/index.tsx
index 8bcc8e5..92b0506 100644
--- a/src/components/NotificationList/index.tsx
+++ b/src/components/NotificationList/index.tsx
@@ -5,6 +5,7 @@ import { cn } from '@/lib/utils'
 import { useDeepBrowsing } from '@/providers/DeepBrowsingProvider'
 import { useNostr } from '@/providers/NostrProvider'
 import { useNoteStats } from '@/providers/NoteStatsProvider'
+import { useNotification } from '@/providers/NotificationProvider'
 import client from '@/services/client.service'
 import storage from '@/services/local-storage.service'
 import { TNotificationType } from '@/types'
@@ -21,6 +22,7 @@ const SHOW_COUNT = 30
 const NotificationList = forwardRef((_, ref) => {
   const { t } = useTranslation()
   const { pubkey } = useNostr()
+  const { clearNewNotifications: updateReadNotificationTime } = useNotification()
   const { updateNoteStatsByEvents } = useNoteStats()
   const [notificationType, setNotificationType] = useState<TNotificationType>('all')
   const [lastReadTime, setLastReadTime] = useState(0)
@@ -67,6 +69,7 @@ const NotificationList = forwardRef((_, ref) => {
       setNotifications([])
       setShowCount(SHOW_COUNT)
       setLastReadTime(storage.getLastReadNotificationTime(pubkey))
+      updateReadNotificationTime()
       const relayList = await client.fetchRelayList(pubkey)
 
       const { closer, timelineKey } = await client.subscribeTimeline(
diff --git a/src/components/Sidebar/NotificationButton.tsx b/src/components/Sidebar/NotificationButton.tsx
index f95398c..3f862d8 100644
--- a/src/components/Sidebar/NotificationButton.tsx
+++ b/src/components/Sidebar/NotificationButton.tsx
@@ -16,7 +16,7 @@ export default function NotificationsButton() {
       <div className="relative">
         <Bell strokeWidth={3} />
         {hasNewNotification && (
-          <div className="absolute -top-1 right-0 w-2 h-2 bg-primary rounded-full" />
+          <div className="absolute -top-1 right-0 w-2 h-2 ring-2 ring-background bg-primary rounded-full" />
         )}
       </div>
     </SidebarItem>
diff --git a/src/constants.ts b/src/constants.ts
index 00db37a..a52c722 100644
--- a/src/constants.ts
+++ b/src/constants.ts
@@ -22,6 +22,10 @@ export const StorageKey = {
   FEED_TYPE: 'feedType' // deprecated
 }
 
+export const ApplicationDataKey = {
+  NOTIFICATIONS_SEEN_AT: 'seen_notifications_at'
+}
+
 export const BIG_RELAY_URLS = [
   'wss://relay.damus.io/',
   'wss://nos.lol/',
diff --git a/src/lib/draft-event.ts b/src/lib/draft-event.ts
index 2f07043..4796fa1 100644
--- a/src/lib/draft-event.ts
+++ b/src/lib/draft-event.ts
@@ -1,4 +1,4 @@
-import { ExtendedKind } from '@/constants'
+import { ApplicationDataKey, ExtendedKind } from '@/constants'
 import client from '@/services/client.service'
 import { TDraftEvent, TMailboxRelay, TRelaySet } from '@/types'
 import dayjs from 'dayjs'
@@ -274,6 +274,15 @@ export function createFavoriteRelaysDraftEvent(
   }
 }
 
+export function createSeenNotificationsAtDraftEvent(): TDraftEvent {
+  return {
+    kind: kinds.Application,
+    content: 'Records read time to sync notification status across devices.',
+    tags: [['d', ApplicationDataKey.NOTIFICATIONS_SEEN_AT]],
+    created_at: dayjs().unix()
+  }
+}
+
 function generateImetaTags(imageUrls: string[], pictureInfos: { url: string; tags: string[][] }[]) {
   return imageUrls.map((imageUrl) => {
     const pictureInfo = pictureInfos.find((info) => info.url === imageUrl)
diff --git a/src/providers/NostrProvider/index.tsx b/src/providers/NostrProvider/index.tsx
index b6d7715..ea77c28 100644
--- a/src/providers/NostrProvider/index.tsx
+++ b/src/providers/NostrProvider/index.tsx
@@ -1,10 +1,12 @@
 import LoginDialog from '@/components/LoginDialog'
-import { BIG_RELAY_URLS, ExtendedKind } from '@/constants'
+import { ApplicationDataKey, BIG_RELAY_URLS, ExtendedKind } from '@/constants'
 import { useToast } from '@/hooks'
+import { createSeenNotificationsAtDraftEvent } from '@/lib/draft-event'
 import {
   getLatestEvent,
   getProfileFromProfileEvent,
-  getRelayListFromRelayListEvent
+  getRelayListFromRelayListEvent,
+  getReplaceableEventIdentifier
 } from '@/lib/event'
 import { formatPubkey, isValidPubkey } from '@/lib/pubkey'
 import client from '@/services/client.service'
@@ -20,8 +22,8 @@ import { createContext, useContext, useEffect, useState } from 'react'
 import { useTranslation } from 'react-i18next'
 import { BunkerSigner } from './bunker.signer'
 import { Nip07Signer } from './nip-07.signer'
-import { NsecSigner } from './nsec.signer'
 import { NpubSigner } from './npub.signer'
+import { NsecSigner } from './nsec.signer'
 
 type TNostrContext = {
   isInitialized: boolean
@@ -32,6 +34,7 @@ type TNostrContext = {
   followListEvent?: Event
   muteListEvent?: Event
   favoriteRelaysEvent: Event | null
+  notificationsSeenAt: number
   account: TAccountPointer | null
   accounts: TAccountPointer[]
   nsec: string | null
@@ -58,6 +61,7 @@ type TNostrContext = {
   updateFollowListEvent: (followListEvent: Event) => Promise<void>
   updateMuteListEvent: (muteListEvent: Event, tags: string[][]) => Promise<void>
   updateFavoriteRelaysEvent: (favoriteRelaysEvent: Event) => Promise<void>
+  updateNotificationsSeenAt: () => Promise<void>
 }
 
 const NostrContext = createContext<TNostrContext | undefined>(undefined)
@@ -84,6 +88,7 @@ export function NostrProvider({ children }: { children: React.ReactNode }) {
   const [followListEvent, setFollowListEvent] = useState<Event | undefined>(undefined)
   const [muteListEvent, setMuteListEvent] = useState<Event | undefined>(undefined)
   const [favoriteRelaysEvent, setFavoriteRelaysEvent] = useState<Event | null>(null)
+  const [notificationsSeenAt, setNotificationsSeenAt] = useState(-1)
   const [isInitialized, setIsInitialized] = useState(false)
 
   useEffect(() => {
@@ -183,15 +188,27 @@ export function NostrProvider({ children }: { children: React.ReactNode }) {
       }
       setRelayList(relayList)
 
-      const events = await client.fetchEvents(relayList.write.concat(BIG_RELAY_URLS).slice(0, 4), {
-        kinds: [kinds.Metadata, kinds.Contacts, kinds.Mutelist, ExtendedKind.FAVORITE_RELAYS],
-        authors: [account.pubkey]
-      })
+      const events = await client.fetchEvents(relayList.write.concat(BIG_RELAY_URLS).slice(0, 4), [
+        {
+          kinds: [kinds.Metadata, kinds.Contacts, kinds.Mutelist, ExtendedKind.FAVORITE_RELAYS],
+          authors: [account.pubkey]
+        },
+        {
+          kinds: [kinds.Application],
+          authors: [account.pubkey],
+          '#d': [ApplicationDataKey.NOTIFICATIONS_SEEN_AT]
+        }
+      ])
       const sortedEvents = events.sort((a, b) => b.created_at - a.created_at)
       const profileEvent = sortedEvents.find((e) => e.kind === kinds.Metadata)
       const followListEvent = sortedEvents.find((e) => e.kind === kinds.Contacts)
       const muteListEvent = sortedEvents.find((e) => e.kind === kinds.Mutelist)
       const favoriteRelaysEvent = sortedEvents.find((e) => e.kind === ExtendedKind.FAVORITE_RELAYS)
+      const notificationsSeenAtEvent = sortedEvents.find(
+        (e) =>
+          e.kind === kinds.Application &&
+          getReplaceableEventIdentifier(e) === ApplicationDataKey.NOTIFICATIONS_SEEN_AT
+      )
       if (profileEvent) {
         setProfileEvent(profileEvent)
         setProfile(getProfileFromProfileEvent(profileEvent))
@@ -215,6 +232,17 @@ export function NostrProvider({ children }: { children: React.ReactNode }) {
         await indexedDb.putReplaceableEvent(favoriteRelaysEvent)
       }
 
+      const storedNotificationsSeenAt = storage.getLastReadNotificationTime(account.pubkey)
+      if (
+        notificationsSeenAtEvent &&
+        notificationsSeenAtEvent.created_at > storedNotificationsSeenAt
+      ) {
+        setNotificationsSeenAt(notificationsSeenAtEvent.created_at)
+        storage.setLastReadNotificationTime(account.pubkey, notificationsSeenAtEvent.created_at)
+      } else {
+        setNotificationsSeenAt(storedNotificationsSeenAt)
+      }
+
       client.initUserIndexFromFollowings(account.pubkey, controller.signal)
       return controller
     }
@@ -429,6 +457,10 @@ export function NostrProvider({ children }: { children: React.ReactNode }) {
     draftEvent: TDraftEvent,
     { specifiedRelayUrls }: { specifiedRelayUrls?: string[] } = {}
   ) => {
+    if (!account || !signer || account.signerType === 'npub') {
+      throw new Error('You need to login first')
+    }
+
     const additionalRelayUrls: string[] = []
     if (
       !specifiedRelayUrls?.length &&
@@ -538,6 +570,17 @@ export function NostrProvider({ children }: { children: React.ReactNode }) {
     setFavoriteRelaysEvent(newFavoriteRelaysEvent)
   }
 
+  const updateNotificationsSeenAt = async () => {
+    if (!account) return
+
+    const now = dayjs().unix()
+    storage.setLastReadNotificationTime(account.pubkey, now)
+    setTimeout(() => {
+      setNotificationsSeenAt(now)
+    }, 5_000)
+    await publish(createSeenNotificationsAtDraftEvent())
+  }
+
   return (
     <NostrContext.Provider
       value={{
@@ -549,6 +592,7 @@ export function NostrProvider({ children }: { children: React.ReactNode }) {
         followListEvent,
         muteListEvent,
         favoriteRelaysEvent,
+        notificationsSeenAt,
         account,
         accounts: storage
           .getAccounts()
@@ -573,7 +617,8 @@ export function NostrProvider({ children }: { children: React.ReactNode }) {
         updateProfileEvent,
         updateFollowListEvent,
         updateMuteListEvent,
-        updateFavoriteRelaysEvent
+        updateFavoriteRelaysEvent,
+        updateNotificationsSeenAt
       }}
     >
       {children}
diff --git a/src/providers/NotificationProvider.tsx b/src/providers/NotificationProvider.tsx
index 21c57fa..002eac4 100644
--- a/src/providers/NotificationProvider.tsx
+++ b/src/providers/NotificationProvider.tsx
@@ -1,16 +1,14 @@
 import { BIG_RELAY_URLS, ExtendedKind } from '@/constants'
-import { TPrimaryPageName, usePrimaryPage } from '@/PageManager'
 import client from '@/services/client.service'
-import storage from '@/services/local-storage.service'
-import dayjs from 'dayjs'
 import { kinds } from 'nostr-tools'
 import { SubCloser } from 'nostr-tools/abstract-pool'
-import { createContext, useContext, useEffect, useRef, useState } from 'react'
+import { createContext, useContext, useEffect, useState } from 'react'
 import { useMuteList } from './MuteListProvider'
 import { useNostr } from './NostrProvider'
 
 type TNotificationContext = {
   hasNewNotification: boolean
+  clearNewNotifications: () => Promise<void>
 }
 
 const NotificationContext = createContext<TNotificationContext | undefined>(undefined)
@@ -24,38 +22,14 @@ export const useNotification = () => {
 }
 
 export function NotificationProvider({ children }: { children: React.ReactNode }) {
-  const { pubkey } = useNostr()
+  const { pubkey, notificationsSeenAt, updateNotificationsSeenAt } = useNostr()
   const { mutePubkeys } = useMuteList()
-  const { current } = usePrimaryPage()
   const [hasNewNotification, setHasNewNotification] = useState(false)
-  const [lastReadTime, setLastReadTime] = useState(-1)
-  const previousPageRef = useRef<TPrimaryPageName | null>(null)
 
   useEffect(() => {
-    if (current !== 'notifications' && previousPageRef.current === 'notifications') {
-      // navigate from notifications to other pages
-      setLastReadTime(dayjs().unix())
-      setHasNewNotification(false)
-    } else if (current === 'notifications' && previousPageRef.current !== null) {
-      // navigate to notifications
-      setHasNewNotification(false)
-    }
-    previousPageRef.current = current
-  }, [current])
-
-  useEffect(() => {
-    if (!pubkey || lastReadTime < 0) return
-    storage.setLastReadNotificationTime(pubkey, lastReadTime)
-  }, [lastReadTime])
+    if (!pubkey || notificationsSeenAt < 0) return
 
-  useEffect(() => {
-    if (!pubkey) return
-    setLastReadTime(storage.getLastReadNotificationTime(pubkey))
     setHasNewNotification(false)
-  }, [pubkey])
-
-  useEffect(() => {
-    if (!pubkey || lastReadTime < 0) return
 
     // Track if component is mounted
     const isMountedRef = { current: true }
@@ -79,7 +53,7 @@ export function NotificationProvider({ children }: { children: React.ReactNode }
                 kinds.Zap
               ],
               '#p': [pubkey],
-              since: lastReadTime ?? dayjs().unix(),
+              since: notificationsSeenAt,
               limit: 10
             }
           ],
@@ -102,7 +76,7 @@ export function NotificationProvider({ children }: { children: React.ReactNode }
                   if (isMountedRef.current) {
                     subscribe()
                   }
-                }, 5000)
+                }, 5_000)
               }
             }
           }
@@ -119,7 +93,7 @@ export function NotificationProvider({ children }: { children: React.ReactNode }
             if (isMountedRef.current) {
               subscribe()
             }
-          }, 5000)
+          }, 5_000)
         }
         return null
       }
@@ -136,10 +110,25 @@ export function NotificationProvider({ children }: { children: React.ReactNode }
         currentSubCloser = null
       }
     }
-  }, [lastReadTime, pubkey])
+  }, [notificationsSeenAt, pubkey])
+
+  useEffect(() => {
+    if (hasNewNotification) {
+      document.title = '📩 Jumble'
+    } else {
+      document.title = 'Jumble'
+    }
+  }, [hasNewNotification])
+
+  const clearNewNotifications = async () => {
+    if (!pubkey) return
+
+    setHasNewNotification(false)
+    await updateNotificationsSeenAt()
+  }
 
   return (
-    <NotificationContext.Provider value={{ hasNewNotification }}>
+    <NotificationContext.Provider value={{ hasNewNotification, clearNewNotifications }}>
       {children}
     </NotificationContext.Provider>
   )