81! – This is an exciting puzzle game in the style of the popular mode 3 in a row and the good old Lines. Experience your skills with this free exciting game that will allow you to have fun for hours. There is no time limit! The game is played on a square 9×9 cell square. You need to move any cube horizontally or vertically to another free cell, if after moving you collect 3 cube or more than one color in a row, all such cubes disappear.