Introducing TypePong, the most addictive typography iphone app. It'sa retro resurgence with a modern twist. But not just any old Pong. Oh no. It's Type Pong my friends. Pong. With type. This time, it’s on the iPhone, and as one of the most addictive font games out there, we’re sure you’ll have hours of fun. Designed and produced by HypeForType®, The Forward Thinking Font Foundry.
http://www.typepong.com