Apple has introduced a technology called iCloud that leverages the power of building apps using the new CloudKit framework. Using iCloud, we can easily and securely store and retrieve our app data in the form of a database in the cloud built by Apple. The CloudKit framework provides a way for users to anonymously sign into the apps with their iCloud Apple IDs without sharing their personal information. The most important part is that CloudKit makes the developer focus on the client-side app development and does the server-side application logic by iCloud itself. It also provides an authenticated, private, and public database storage services, which are for free with very high limits of storage.

In this recipe, we will be doing an introduction of iCloud and its framework CloudKit. We will understand how the iCloud services are enabled in Xcode, iTunes Connect, playing with provisioning profiles for development devices to integrate iCloud for apps. Later in this next...