Here is what iCloud backs up:
Here’s what iCloud Backup includes
- App data
- Apple Watch backups
- Call history
- Device settings
- HomeKit configuration
- Home screen and app organization
- iMessage, text (SMS), and MMS messages1
- Photos and videos on your iPhone, iPad, and iPod touch1
- Purchase history from Apple services, like your music, movies, TV shows, apps, and books2
- Ringtones
- Visual Voicemail password (requires the SIM card that was in use during backup)
Your iPhone, iPad, and iPod touch backup only include information and settings stored on your device. It doesn’t include the information already stored in iCloud, like Contacts, Calendars, Bookmarks, Mail, Notes, shared photos, iCloud Photo Library, My Photo Stream, Health data, and files you store in iCloud Drive.
Note that Contacts is not a part of an iCloud backup.
Best,
GB