During the announced of iPhone 6 and iPhone 6 Plus Apple also revealed the official date for the launch of iOS 8. The company announced that the latest software update will be released on September 17th for all users. It will supports all devices currently running iOS 7 except iPhone 4. The update will be released over-the-air through the Settings app as well as through iTunes. List of supported devices can be found below.
The compatible devices for the new operating system version includes iPhone 5s, iPhone 5, iPhone 4S, iPad Air, iPad 3rd and 2nd gen. as well as both iPad mini models. iPod touch 5th generation will also receive the upgrade. iOS 8 brings tons of new features and enhancements for all the apps. It also includes new Health and Tips apps.