Free online version of web Sudoku follows in the number puzzle's classic tradition, no pen or pencil needed! As you start the puzzle you can choose your sudoku difficulty. We offer Sudoku for beginners, medium sudoku, and Sudoku for experts. Additionally, the puzzle is updated daily, giving you a new Sudoku challenge each and every day!
While free online Sudoku can be rather challenging, the rules and general game play are pretty simple and straightforward.
Each column, row and nonet needs to contain the numbers 1-9, and each number can only be used once.
That's it. That's all the rules. Think you have what it takes?