Sudoku Checker

Do you know sudoku?

It's a free tool to verify that your own Sudoku question. You can check it by clicking the [Verify] button and get difficulty.

When launched, an empty number place table will appear. At first everything is "?". Enter the number of your own number place here. The entered numbers are displayed in black. If there are numbers that can be derived from the entered numbers, they will be displayed in gray. After completing the input, touch the [Verify] button to obtain the results. ・ When only one solution can be derived ・ When there are multiple solutions ・ When contradiction occurs The results are shown in the three dialogs of.

At the moment, the ability to load your own number places with your camera and to capture from photos is not yet implemented.

Display the ad at the bottom of the screen.