Solve a Sudoku puzzle

If you have a Sudoku puzzle thats got you stumped, you can solve it here. Once solved, you may want to add it to the growing online library of puzzles. Once added, you will be given a link that you can email to friends.

Manually enter the puzzle, or upload using the form provided.

Select SOLVE to check whether the puzzle is solvable with the solvers current logic, then SAVE to add it to the library.

If your puzzle cannot be solved using the current logic, or requires more advanced techniques, then it will be saved and used to help improve the solver.

Click here to view a list of all unsolved Sudoku puzzles.