Mahjong Ultimate revives the ancient Solitaire Mahjong game. The goal of the game is to match all the tiles and clear the board. The tool lets you choose from a gaggle of backgrounds, tilesets, and layouts. You can ask the computer to reveal the best moves. You can back up the moves and retry the same game different ways. You can play guaranteed winnable or totally random games. you can keep track of your playing time and other game stats.