Ball Stacker is a block stacking game where you try to line up 3 or more colors in either a vertical, horizontal, or combination of both for points. 4 or more matches earns shots which let you shoot out unwanted blocks. The levels get harder the further you get. Downloading the shareware version gives you 12 free games before the program expires. Once it expires, you can return to our website and download another copy good for another 12 free games.