More than 70 of classic and new Sudoku designs:
- Different Sudoku types: Classic Diagonal Hyper More-or-Less
- Different Sudoku shapes: Single Double Triple Zigzag and Samurai
- Different Sudoku sizes: 4x4 6x6 9x9 12x12 and 16x16

Compare your results with the results of players from all over the world.

Multiple difficulty levels: from beginners to masters.