Ever since the iPhone 5c launched along with a specially-designed case, people have compared the case’s design to a the game Connect Four. Now a new app has arrived on the App Store that takes that observation and turns it into a real game. The app is called Flipcase, and the idea is pretty simple: you put your iPhone 5c case on backwards, so that the holes on the back are on top of the screen, and then take turns tapping the columns to try to connect four colored dots.

The app’s description says it’s compatible with other iPhone models, including the iPhone 5 and 5s, though it’s designed specifically with the 5c in mind. Flipcase is available for free on the App Store.

… And another cool use for the 5c case:

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