A new service called Nextpeer has just become available for any iOS developer wishing to add multiplayer features to their single player game. Typically, when a mobile game developer wants social or multiplayer elements in its games - leaderboards, achievements, tournaments, etc. - it has to build them itself. Nextpeer eliminates this hassle by offering a free SDK that can bring these features and more into any game that uses it.
Read the full article: Nextpeer can add multiplayer to any iOS game