iPhone SDK and Xcode 3.1 Developer Tools for Mac OS X v10.5.3
Beta release 8 is compatible with the final iPhone OS 2.0 release and must be used to
build and sign any iPhone OS application to be submitted to the App Store. As a
reminder, you must be a member of the iPhone Developer Program to submit apps.
See http://developer.apple.com/iphone/index.action for further details




