ChronoPuzzle is a Rubik's cube scrambler and timer for speedcubers. If you are not at home and if you don't have a stackmat with you, ChronoPuzzle is what you need! Discovering how fast you are has never been so simple. Here it is some features: Scramble for 2x2 to 7x7, Rubik's Clock, Megaminx (other scrambles will be added as soon as possible! ).