Step up to this pixel-powered challenge app that makes you prove you did it with pictures and video.

If you’re looking for a fun, simple and social way to tackle a goal, develop some good habits or dare a friend to do something extraordinary, Proof is ready to play. Get going with a catalog full of customizable 7-day challenges from well-known experts, or quickly create your own. Challenge your friends, or go solo. Proof even has a custom “Prize” feature so that you can add a little bit of incentive to keep your friends and family in the game.

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