Rate the Seconds (de.vossiBALL.timeestimation) on Google Play
Do you know how long a few seconds are? Here you can test it.Press and hold the button exactly the specified number of seconds.You can specify the number of seconds before you play. Your best value is achieved exactly stored in hundredths of a second. Your best values you can see at any time in a small table. You can adjusted the colors in the game for your taste. Have Fun!