The development of any operating system is an ongoing process and from couple of months Apple were testing out iOS 9 through various beta releases each week. As iOS 9 is now official with the launch of iPhone 6S, 6S Plus and the 12.9 inch iPad Pro, iOS 9.1 is what Apple giving our developers for testing.
iOS 9 is ready for consumers which will be available to all the iDevice users in a week, so what do we have for registered Apple developers? Developer community will now move their attention to iOS 9.1 as the first beta update arrives.
After iOS 9, Apple will shift its attention to developing iOS 9.1 in accordance with what 12.9 inch latest and the best tablet, aka iPad Pro demands. The iOS 9.1 will come up with split-screen app usage and picture-in-picture video playback. There will be support of new Emojis too.