NB! Does NOT work in older versions of InternetExplorer.
The analysis of Sudoku puzzles is normally very time-consuming and error prone. Our Free Sudoku Solver gives you the possibility to check your own results and see the reason why a certain cell value must be chosen.
You can also save your current position, so you can come back if you make error(s). The current position can be printed for easy analysis. Free access to several thousands of Sudoku Puzzles and to testing own Sudoku problems.