diff --git a/native/data/sensitive-data-cleaner.react.js b/native/data/sensitive-data-cleaner.react.js
new file mode 100644
index 000000000..e9f31c996
--- /dev/null
+++ b/native/data/sensitive-data-cleaner.react.js
@@ -0,0 +1,38 @@
+// @flow
+
+import * as React from 'react';
+import ExitApp from 'react-native-exit-app';
+
+import { useSelector } from '../redux/redux-utils';
+
+function SensitiveDataCleaner(): null {
+  const currentLoggedInUserID = useSelector(state =>
+    state.currentUserInfo?.anonymous ? null : state.currentUserInfo?.id,
+  );
+  React.useEffect(() => {
+    (async () => {
+      try {
+        const databaseCurrentUserInfoID = await global.CommCoreModule.getCurrentUserID();
+        if (
+          databaseCurrentUserInfoID &&
+          databaseCurrentUserInfoID !== currentLoggedInUserID
+        ) {
+          await global.CommCoreModule.clearSensitiveData();
+        }
+        if (currentLoggedInUserID) {
+          await global.CommCoreModule.setCurrentUserID(currentLoggedInUserID);
+        }
+      } catch (e) {
+        if (__DEV__) {
+          throw e;
+        } else {
+          console.log(e);
+          ExitApp.exitApp();
+        }
+      }
+    })();
+  }, [currentLoggedInUserID]);
+  return null;
+}
+
+export { SensitiveDataCleaner };
diff --git a/native/root.react.js b/native/root.react.js
index 2e668bcb8..2c8425abd 100644
--- a/native/root.react.js
+++ b/native/root.react.js
@@ -1,288 +1,290 @@
 // @flow
 
 import AsyncStorage from '@react-native-community/async-storage';
 import { useReduxDevToolsExtension } from '@react-navigation/devtools';
 import { NavigationContainer } from '@react-navigation/native';
 import type { PossiblyStaleNavigationState } from '@react-navigation/native';
 import * as SplashScreen from 'expo-splash-screen';
 import invariant from 'invariant';
 import * as React from 'react';
 import { Platform, UIManager, View, StyleSheet, LogBox } from 'react-native';
 import Orientation from 'react-native-orientation-locker';
 import {
   SafeAreaProvider,
   initialWindowMetrics,
 } from 'react-native-safe-area-context';
 import { Provider } from 'react-redux';
 import { PersistGate as ReduxPersistGate } from 'redux-persist/integration/react';
 
 import { actionLogger } from 'lib/utils/action-logger';
 
 import ChatContextProvider from './chat/chat-context-provider.react';
 import PersistedStateGate from './components/persisted-state-gate';
 import ConnectedStatusBar from './connected-status-bar.react';
 import CoreDataProvider from './data/core-data-provider.react';
+import { SensitiveDataCleaner } from './data/sensitive-data-cleaner.react';
 import { SQLiteContextProvider } from './data/sqlite-context-provider';
 import ErrorBoundary from './error-boundary.react';
 import InputStateContainer from './input/input-state-container.react';
 import LifecycleHandler from './lifecycle/lifecycle-handler.react';
 import { defaultNavigationState } from './navigation/default-state';
 import DisconnectedBarVisibilityHandler from './navigation/disconnected-bar-visibility-handler.react';
 import { setGlobalNavContext } from './navigation/icky-global';
 import { NavContext } from './navigation/navigation-context';
 import NavigationHandler from './navigation/navigation-handler.react';
 import { validNavState } from './navigation/navigation-utils';
 import OrientationHandler from './navigation/orientation-handler.react';
 import { navStateAsyncStorageKey } from './navigation/persistance';
 import RootNavigator from './navigation/root-navigator.react';
 import ConnectivityUpdater from './redux/connectivity-updater.react';
 import { DimensionsUpdater } from './redux/dimensions-updater.react';
 import { getPersistor } from './redux/persist';
 import { store } from './redux/redux-setup';
 import { useSelector } from './redux/redux-utils';
 import { RootContext } from './root-context';
 import Socket from './socket.react';
 import { DarkTheme, LightTheme } from './themes/navigation';
 import ThemeHandler from './themes/theme-handler.react';
 import './themes/fonts';
 
 LogBox.ignoreLogs([
   // react-native-reanimated
   'Please report: Excessive number of pending callbacks',
 ]);
 
 if (Platform.OS === 'android') {
   UIManager.setLayoutAnimationEnabledExperimental &&
     UIManager.setLayoutAnimationEnabledExperimental(true);
 }
 
 const navInitAction = Object.freeze({ type: 'NAV/@@INIT' });
 const navUnknownAction = Object.freeze({ type: 'NAV/@@UNKNOWN' });
 
 SplashScreen.preventAutoHideAsync().catch(console.log);
 
 function Root() {
   const navStateRef = React.useRef();
   const navDispatchRef = React.useRef();
   const navStateInitializedRef = React.useRef(false);
 
   const [navContext, setNavContext] = React.useState(null);
   const updateNavContext = React.useCallback(() => {
     if (
       !navStateRef.current ||
       !navDispatchRef.current ||
       !navStateInitializedRef.current
     ) {
       return;
     }
     const updatedNavContext = {
       state: navStateRef.current,
       dispatch: navDispatchRef.current,
     };
     setNavContext(updatedNavContext);
     setGlobalNavContext(updatedNavContext);
   }, []);
 
   const [initialState, setInitialState] = React.useState(
     __DEV__ ? undefined : defaultNavigationState,
   );
 
   React.useEffect(() => {
     Orientation.lockToPortrait();
     (async () => {
       let loadedState = initialState;
       if (__DEV__) {
         try {
           const navStateString = await AsyncStorage.getItem(
             navStateAsyncStorageKey,
           );
           if (navStateString) {
             const savedState = JSON.parse(navStateString);
             if (validNavState(savedState)) {
               loadedState = savedState;
             }
           }
         } catch {}
       }
       if (!loadedState) {
         loadedState = defaultNavigationState;
       }
       if (loadedState !== initialState) {
         setInitialState(loadedState);
       }
       navStateRef.current = loadedState;
       updateNavContext();
       actionLogger.addOtherAction('navState', navInitAction, null, loadedState);
     })();
     // eslint-disable-next-line react-hooks/exhaustive-deps
   }, [updateNavContext]);
 
   const setNavStateInitialized = React.useCallback(() => {
     navStateInitializedRef.current = true;
     updateNavContext();
   }, [updateNavContext]);
 
   const [rootContext, setRootContext] = React.useState(() => ({
     setNavStateInitialized,
   }));
 
   const detectUnsupervisedBackgroundRef = React.useCallback(
     (detectUnsupervisedBackground: ?(alreadyClosed: boolean) => boolean) => {
       setRootContext(prevRootContext => ({
         ...prevRootContext,
         detectUnsupervisedBackground,
       }));
     },
     [],
   );
 
   const frozen = useSelector(state => state.frozen);
   const queuedActionsRef = React.useRef([]);
   const onNavigationStateChange = React.useCallback(
     (state: ?PossiblyStaleNavigationState) => {
       invariant(state, 'nav state should be non-null');
       const prevState = navStateRef.current;
       navStateRef.current = state;
       updateNavContext();
 
       const queuedActions = queuedActionsRef.current;
       queuedActionsRef.current = [];
       if (queuedActions.length === 0) {
         queuedActions.push(navUnknownAction);
       }
       for (const action of queuedActions) {
         actionLogger.addOtherAction('navState', action, prevState, state);
       }
 
       if (!__DEV__ || frozen) {
         return;
       }
 
       (async () => {
         try {
           await AsyncStorage.setItem(
             navStateAsyncStorageKey,
             JSON.stringify(state),
           );
         } catch (e) {
           console.log('AsyncStorage threw while trying to persist navState', e);
         }
       })();
     },
     [updateNavContext, frozen],
   );
 
   const navContainerRef = React.useRef();
   const containerRef = React.useCallback(
     (navContainer: ?React.ElementRef<typeof NavigationContainer>) => {
       navContainerRef.current = navContainer;
       if (navContainer && !navDispatchRef.current) {
         navDispatchRef.current = navContainer.dispatch;
         updateNavContext();
       }
     },
     [updateNavContext],
   );
   useReduxDevToolsExtension(navContainerRef);
 
   const navContainer = navContainerRef.current;
   React.useEffect(() => {
     if (!navContainer) {
       return;
     }
     return navContainer.addListener('__unsafe_action__', event => {
       const { action, noop } = event.data;
       const navState = navStateRef.current;
       if (noop) {
         actionLogger.addOtherAction('navState', action, navState, navState);
         return;
       }
       queuedActionsRef.current.push({
         ...action,
         type: `NAV/${action.type}`,
       });
     });
   }, [navContainer]);
 
   const activeTheme = useSelector(state => state.globalThemeInfo.activeTheme);
   const theme = (() => {
     if (activeTheme === 'light') {
       return LightTheme;
     } else if (activeTheme === 'dark') {
       return DarkTheme;
     }
     return undefined;
   })();
 
   const gated: React.Node = (
     <>
       <LifecycleHandler />
       <DisconnectedBarVisibilityHandler />
       <DimensionsUpdater />
       <ConnectivityUpdater />
       <ThemeHandler />
       <OrientationHandler />
+      <SensitiveDataCleaner />
     </>
   );
   let navigation;
   if (initialState) {
     navigation = (
       <NavigationContainer
         initialState={initialState}
         onStateChange={onNavigationStateChange}
         theme={theme}
         ref={containerRef}
       >
         <RootNavigator />
       </NavigationContainer>
     );
   }
   return (
     <View style={styles.app}>
       <CoreDataProvider>
         <NavContext.Provider value={navContext}>
           <RootContext.Provider value={rootContext}>
             <InputStateContainer>
               <SafeAreaProvider initialMetrics={initialWindowMetrics}>
                 <ChatContextProvider>
                   <SQLiteContextProvider>
                     <ConnectedStatusBar />
                     <ReduxPersistGate persistor={getPersistor()}>
                       {gated}
                     </ReduxPersistGate>
                     <PersistedStateGate>
                       <Socket
                         detectUnsupervisedBackgroundRef={
                           detectUnsupervisedBackgroundRef
                         }
                       />
                     </PersistedStateGate>
                     {navigation}
                     <NavigationHandler />
                   </SQLiteContextProvider>
                 </ChatContextProvider>
               </SafeAreaProvider>
             </InputStateContainer>
           </RootContext.Provider>
         </NavContext.Provider>
       </CoreDataProvider>
     </View>
   );
 }
 
 const styles = StyleSheet.create({
   app: {
     flex: 1,
   },
 });
 
 function AppRoot(): React.Node {
   return (
     <Provider store={store}>
       <ErrorBoundary>
         <Root />
       </ErrorBoundary>
     </Provider>
   );
 }
 export default AppRoot;