Beginning iOS Game Center and Game Kit

Beginning iOS Game Center and Game Kit shows you how to use Game Center and Game Kit to create fun and polished games that use advanced features such as social networking and voice over IP (VoIP). Game Kit and Game Center can help you reach new customers through social interaction, so this book shows you how you can quickly add a level of polish to your app that used to take weeks of hard work and late nights. Implementing a leaderboard and achievement system has never been so simple! Gone are t