Enter a sudoku solution to solve and play online

Check your sudoku at

Your grid has SEVERAL solutions.
Number of tests: 81
Entering the solution
Button play in verbose mode.
Button possibilities for all squares.
Button tip for a square.
Button solution for a square.
Button solution for the grid.
Button verification of the grid.
Button print the grid
Button save the grid.
Button back to a square.
Button reset.
Button back to the puzzle.
Resetting the clock.
Start the clock.

Gray Insert "Check your sudoku puzzle": 

You have four acceptable results:
 • Your grid has a only one solution.
 • Your grid has several solutions.
 • Your grid has no solutions.
 • Input Error with equal numbers in row, colomn or area.


You need to find by deduction nine different digits by row, column and area.


We recommend Google Chrome which is easy to use and displays with impressive speed advice and various solutions sent by the server.


This page allows you to enter the solution of a sudoku grid.

Entering a number with the mouse:
 • Select your square by clicking in it.
 • Click on one of the numbers in the left column.

Entering a number with the keyboard:
 • You can move the cursor with the four arrow keys and the Tab key on the keyboard.
 • Type the number in the appropriate square.

The numbers in blue are those of the puzzle and cannot be changed.
To change the puzzle to use (Back to the puzzle).


The button (Tip for a square) displays and advises on the squares, the easiest to solve with the basic solving methods.

The button (Solution for a square) Solves the first square, the easiest to solve.