Did you ever want to know your reaction time? Well, even if you didnt you have came to the right app. With this app you can not only find your reaction time but you can also, save your best reaction time, choose your car color, and make a car move all at the speed of your reaction! To play, you select one of the three button choices, keep high score, reset high score, or I just want to play. Simple as that, and than you can start and play!