Apple’s WWDC keynote 2012 unveiled the next major upgrade to the company's highly popular mobile operating system - iOS 6. With over 200 new features the all new Apple iOS6 is currently available as a free download for registered developers and will be made available to users this fall as a free software update.

The most notable new features and changes would be - all-new iOS6 Maps app which entirely replaces Google Maps, new Siri features and commands, Facebook integration for Contacts and Calendar, Social posting from Notification Center, Facebook-enabled apps like Photos, Safari, and Maps, ability to share Photo Streams via iCloud, a universal virtual ticket storage system Passbook. Detailed explanation of these new features with images and video after the jump.