Web Sudoku

New from Web Sudoku - an app you can play offline on your phone or tablet. • 4 free levels - Easy, Medium, Hard and Evil. • Check for mistakes with the "How am I doing?" button. • Play anywhere, pause and resume your Sudoku. • 'Pencil marking' option for entering possible numbers in a cell. • Print unlimited free puzzles using Google CloudPrint. • Compare your time to millions of Sudoku solvers. Exclusive to the app: • Unlock Extreme level, our hardest puzzles yet! • Landscape and Portrait mode supported. • Play left-handed - switch the numbers and grid.