Apple team today has announced that the next major update, iOS 5, will be available on October 12, 2011. The latest firmware update will bring more than 200 new features to the iDevices, which includes iMessage, improved notifications, Twitter integration, Newsstand etc.
Apple’s new iCloud service will also roll out on the same day. The iOS 5 Beta software has been tested by more than 100k developers and now it’s almost ready for the release. This software version will work on all the latest iDevices, as announced earlier.

[...] iOS 5 Gold Master version to the developers. The final version of this software will roll out on October 12. Users can also enjoy iCloud on their iOS 5 and Lion based devices on the same [...]
[...] *iOS 5 will be released on October 12. [...]