|Latest release||20160605 (Announcement)|
|Release date||June 5th, 2016|
|Quatter is a free game. This means that the source code is available to be studied, modified, and distributed. Most projects look for help with testing, documentation, graphics, etc., as well.|
There are sixteen unique pieces, each with four properties. Players take turns choosing a piece which the other player then places on the board. Line up four pieces or form a two by two block with at least one common property to win the game.