I'd check out Apple's Game Kit stuff, they allow you to do this with their servers: http://developer.apple.com/library/ios/#documentation/NetworkingInternet/Con

I'd check out Apple's Game Kit stuff, they allow you to do this with their servers: http://developer.apple.com/library/ios/#documentation/NetworkingInternet/Conceptual/GameKit_Guide/Introduction/Introduction.html http://developer.apple.com/library/ios/#documentation/Networ...