Yes, it's called the Apple HIG. http://developer.apple.com/library/ios/#documentation/UserExperience/Conceptual/MobileHIG/Introduction/Introduction.html#//apple

Yes, it's called the Apple HIG. http://developer.apple.com/library/ios/#documentation/UserExperience/Conceptual/MobileHIG/Introduction/Introduction.html#//apple_ref/doc/uid/TP40006556 http://developer.apple.com/library/ios/#documentation/UserEx... The nice part about the Apple version is that if you don't follow it your app doesn't make it into the store.