Apple has released iOS 9 Public Beta 3 to members of its Beta Software Program. Members of the program can download Beta 3 over-the-air onto a device with the previous beta installed.
iOS 9 is the first major release of Apple's mobile operating system to have a public beta. Anyone interested can sign up for the Beta Software Program, and follow the instructions there to become a participant. For more information on the iOS 9 public beta, be sure to check out our handy guide.