Smule has brought its popular iPad app, Magic Piano, over to the iPhone and iPod touch this week, and one of the best things about it is that it's completely free. It still features all of the various music modes that the original app offers, including that one cats like so much, and the mode that allows you to play any number of famous songs just by tapping the screen on your own rhythm and time. This is a great app, which isn't a surprise from the fine folks at Smule, and it's good to finally have it available on the smaller iOS devices.
The company is making its money through in-app purchases. While there are quite a few songs available when you download the app,
