GOdroid is an application for Android to play the strategic board game Go against the GPL Go engine GNU Go. It contains a Go board UI and minor changes to GNU Go. Features Play against human or computer opponent Choose from one of ten AI strengths Different board sizes (9x9, 13x13, 19x19) Adjustable handicap and Komi Japanese and Chinese scoring rules One-touch board zoom Unlimited undo/redo of moves Highlighting of last three moves Visualization of opponents final territory Auto save/load current game Save/load games (sgf format) (English) description of game rules can be found in 'Menu -> Info -> Game rules' Source: The Developer Website.