Apple has announced iOS 6 which will be out in store in next month. It will come up with tonnes of new features and bug fixes also includes Apple's new Maps software and facebook integration for cintacts and calender. In iOS 6 you can also post to facebook straight from Apple's Notifaication Center.
The Apple's Official Scott Forstall, Apple’s senior vice president of iOS Softwares said that "iOS 6 continues the rapid pace of innovation that is helping Apple reinvent the phone and create the iPad category, delivering the best mobile experience available on any device". “We can’t wait for hundreds of millions of iOS users to experience the incredible new features in iOS 6 including the new Maps app, expanded Siri support, deep Facebook integration, Shared Photo Streams and the innovative new Passbook app.”
The exact date is not released yer but the rumors are that it will be out in next coming months or you have to wait sometimes as it can be released by the iPhone of this year.






