Apple has released the second beta of iOS 7 to registered developers, just two weeks after the first beta release of the new operating system. The second beta is available through Software Update in iOS settings.

iOS 7 beta 2 is a 237 MB update that contains bug fixes and improvements. The update will also be available through Apple’s developer portal.
Update: iPad versions of iOS 7 are now available in the second beta, which is now available on Apple’s developer portal.