iOS 7 Tidbits: iMessage Timestamps, App Switching, Spotlight Search, and More: Apple released iOS 7 to the public earlier today and while we highlighted a number of the major features in the operating system, there are more than 200 changes in all, including hundreds of minor tweaks and improvements. We’ve gathered up a list of some of the lesser known iOS 7 features below and additional information about iOS 7 can be found in our iOS 7 forum and our post on the iOS 7 release.