View in HD at . Most iPhone and iPad users rely on iCloud Backup to keep their data safe, even if they don't realize they are using it. You can customize which apps backup to iCloud if you look in the right place in the Settings app. If you want to stick with iCloud's free storage plan you may need to do this to remain under the limit. You can learn about this and more in the new Guide to iCloud course at https://macmost.com/icloud