Classic Mahjong is a collection of 19 solitaire games where
the player should remove all pieces from the game board.

Idea Chess -WeiQi is free for you to play, review, score GO.
GO, a game installed in android device is a traditional game of 2000+ years in China and now popular in Japan, Korean and China.
You can play GO with the device due to the intelligent technique in the program.
You can open and save a SGF file, which is the common file format for this game.
The smart input method makes your convenience to use compact size of smart phone, pad.