Gameindustry.biz:

Infinity Blade developer Chair, owned by Epic, has made over $30 million from the franchise in just one year since the original game’s launch on iOS.Infinity Blade II, which runs only on the new iPhone 4s and the iPad 2 thanks to their A5 graphics chips, has made over $5 million in just one month since its 1 December launch.

A stunning success story which reinforces the idea that there’s a lot of money for AAA game makers to net on the App Store.