Viktor is a strong chess program with much settings and good graphics and usability for the iPhone and iPod touch Features: - strong chess engine - many levels from beginner to expert - Save and load games. you can save a game at any time and load it later to play again later - Move backward and forward in currently game - Resigns in hopeless situation - Shows its analysis during thinking Especially for beginners and learners of chess: - Plays against it self - Proposes moves - Shows all legal move possibilities from a square - Switching between White and Black is possible at every situation