The best-selling Sudoku game for Windows Mobile in 2005 & 2006 is back and better than ever! Sudoku Master II is a complete redesign which includes revolutionary features like online competitive and cooperative play with up to 4 live players from around the world, in real time. Enter Sudoku tournaments and compete to become the real Sudoku Master. Of course, you can still play alone, with literally billions of original Sudoku puzzles and a fun Story mode where you solve puzzles to save the world! Features: • Competitive or Cooperative play online against players from around the world • Online Sudoku tournaments for prizes • Billions of puzzles for endless Sudoku play • Multiple difficulty levels, including Diabolical • Challenging single player Story mode • Brilliant graphics and elegant, intuitive interface • All the great features from Sudoku Master I, including: advanced pencil marks, cross-hatching, hints, detailed statistics, custom puzzles and more