You can always play our free Sudoku puzzles online:
Give me a puzzle
Try our online Sudoku solver if you have a puzzle that you cannot solve. This free Sudoku solver can solve any valid Sudoku puzzles.
A valid Sudoku puzzle has one and only one solution. If your puzzle has no solution or more than one solution, your puzzle is not valid. However our solver will still provide a solution even if your puzzle has more than one solution.
First click to select a digit on the right side bar. Then click on the square in the grid where you want to place the selected digit. To switch back to the default keyboard mode, simply press the keyboard button. When finished, press "Solve".