An augmented reality game on which the app adds a Black and white filter to your camera and the goal is to use your surroundings and your body to create black parts on the screen to resolve puzzles. It's a difficult to explain game but here's the trailer which I encourage you to watch to understand the mechanics and the innovative idea Reflow is. https://youtu.be/xKqADz_AoFM I've only played a couple of levels but so far it's really really cool! https://appsto.re/mx/CVcEA.i