Crix is an iPhone game whose goal is to turn off all the "lights" that light up the screen. The principle is well known but Crix offers a shuffle mode that extends the lifespan of the game (40 levels):
In addition, Matthew creator of the game offers a contest with an iPod Shuffle to be won among the first 100 who arrive to complete Crix. To participate send an email to crixinc at gmail.com with the screenshot of the message of success of the last level (for a screenshot simultaneously press the home button and power). Your turn!
Download Crix on appstore (0.79 €)