Mastering iOS Frameworks: Beyond the Basics, Second Edition

11. Cloud Persistence with CloudKit

iCloud is a set of cloud-based services provided by Apple. It was introduced with iOS 5 as a replacement for MobileMe, and generally provides cloud storage and automatic syncing among iOS devices, OS X devices, and the Web. iCloud includes email, address book, notes, reminders, and calendar syncing; automated iOS device backup and restore; a Find My iPhone feature to locate and/or disable a lost device; a Find My Friends feature to share locations with family or friends; Photo Stream, which automatically syncs photos to other devices; Back to My Mac, which allows for configurationless access to a user’s Mac over the Internet; iTunes Match, which provides access to a user’s music library without uploading and ...