Symmetrain is an interesting hybrid of a driver simulator and a puzzle game for mobile platforms. In the game you have to find differences in the images, with each mistake delaying the train. The landscape to the left and right of the railway tracks is mirrored, almost... You need to find as many hidden differences as possible and restore symmetry. To earn points, you'll click on the right object to find the missing copy, or use the emergency brake when the search becomes too difficult.