diff --git a/lib/utils/push-alerts.js b/lib/utils/push-alerts.js
--- a/lib/utils/push-alerts.js
+++ b/lib/utils/push-alerts.js
@@ -35,8 +35,13 @@
   return alertInfo.lastAlertTime > Date.now() - msInDay;
 }
 
+function shouldSkipJoinCommunityAlert(alertInfo: AlertInfo): boolean {
+  return alertInfo.lastAlertTime > Date.now() - msInDay;
+}
+
 export {
   shouldSkipPushPermissionAlert,
   shouldSkipConnectFarcasterAlert,
   shouldSkipCreateSIWEBackupMessageAlert,
+  shouldSkipJoinCommunityAlert,
 };
diff --git a/native/components/join-community-alert-handler.react.js b/native/components/join-community-alert-handler.react.js
new file mode 100644
--- /dev/null
+++ b/native/components/join-community-alert-handler.react.js
@@ -0,0 +1,74 @@
+// @flow
+
+import { useNavigation } from '@react-navigation/native';
+import * as React from 'react';
+
+import { recordAlertActionType } from 'lib/actions/alert-actions.js';
+import { useIsLoggedInToIdentityAndAuthoritativeKeyserver } from 'lib/hooks/account-hooks.js';
+import {
+  alertTypes,
+  type RecordAlertActionPayload,
+} from 'lib/types/alert-types.js';
+import type { CommunityInfos } from 'lib/types/community-types.js';
+import { shouldSkipJoinCommunityAlert } from 'lib/utils/push-alerts.js';
+import { useDispatch } from 'lib/utils/redux-utils.js';
+import sleep from 'lib/utils/sleep.js';
+
+import { CommunityJoinerModalRouteName } from '../navigation/route-names.js';
+import { useSelector } from '../redux/redux-utils.js';
+
+function JoinCommunityAlertHandler(): React.Node {
+  const { navigate } = useNavigation();
+
+  const isActive = useSelector(state => state.lifecycleState !== 'background');
+
+  const loggedIn = useIsLoggedInToIdentityAndAuthoritativeKeyserver();
+
+  const joinCommunityAlertInfo = useSelector(
+    state => state.alertStore.alertInfos[alertTypes.JOIN_COMMUNITY],
+  );
+
+  const communityInfos: CommunityInfos = useSelector(
+    state => state.communityStore.communityInfos,
+  );
+
+  const dispatch = useDispatch();
+
+  React.useEffect(() => {
+    if (
+      !loggedIn ||
+      !isActive ||
+      shouldSkipJoinCommunityAlert(joinCommunityAlertInfo) ||
+      Object.keys(communityInfos).length > 3
+    ) {
+      return;
+    }
+
+    void (async () => {
+      await sleep(1000);
+
+      navigate(CommunityJoinerModalRouteName);
+
+      const payload: RecordAlertActionPayload = {
+        alertType: alertTypes.JOIN_COMMUNITY,
+        time: Date.now(),
+      };
+
+      dispatch({
+        type: recordAlertActionType,
+        payload,
+      });
+    })();
+  }, [
+    communityInfos,
+    dispatch,
+    isActive,
+    joinCommunityAlertInfo,
+    loggedIn,
+    navigate,
+  ]);
+
+  return null;
+}
+
+export default JoinCommunityAlertHandler;
diff --git a/native/root.react.js b/native/root.react.js
--- a/native/root.react.js
+++ b/native/root.react.js
@@ -57,6 +57,7 @@
 import ConnectFarcasterAlertHandler from './components/connect-farcaster-alert-handler.react.js';
 import DMActivityHandler from './components/dm-activity-handler.react.js';
 import { FeatureFlagsProvider } from './components/feature-flags-provider.react.js';
+import JoinCommunityAlertHandler from './components/join-community-alert-handler.react.js';
 import { NUXTipsContextProvider } from './components/nux-tips-context.react.js';
 import PersistedStateGate from './components/persisted-state-gate.js';
 import ReportHandler from './components/report-handler.react.js';
@@ -315,6 +316,7 @@
           </ChatContextProvider>
           <NavigationHandler />
           <PersistedStateGate>
+            <JoinCommunityAlertHandler />
             <FarcasterDataHandler>
               <ConnectFarcasterAlertHandler />
             </FarcasterDataHandler>