Your thumbs are going to hurt playing this boxing game! But the key to beating your opponents is RHYTHM. Every opponent has a rhythm unique to him, and if you can match that, you'll beat him! Please NOTE: This game does NOT work on first generation iPod touch devices and first generation iPhones. It DOES work on second generation iPods and also on the iPhone 3G. It works best on the latest models (3GS, 4). However, it has not been tested on the iPad; and there's been a reported crash.