"App Cloud" is such a tool application, its purpose is to save the phone memory, it saves the application tag to the cloud, you need to be summoned back to the application.
Very easy to use:
1. Backup: In the "Installed Apps" tab, select the application to add to favorites list.
2. Recovery: in the "Favorites Apps" tab, select the application tab, start Google play to reinstall.
3. Use the Google Play account to log in for recording app labels.