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Play Sudoku! free online

In this classic Sudoku you fill a 9x9 grid with the numbers 1 through 9, without repeating a number in any row, column or 3x3 box. Pick your own difficulty and test your logical thinking. Your progress is saved automatically.

You first choose a difficulty, then click a square and pick a number to fill in. Use the eraser button to remove mistakes; try to finish the puzzle as fast as you can.

Sudoku! is one of the puzzle games on 1001 Games. Want more? Check out the similar games below.


How do you play Sudoku!?

Click the game window and Sudoku! starts right away. Controls: mouse.

Is Sudoku! free?

Yes, you play Sudoku! for free on 1001 Games, with no download, installation or account.

Can you play Sudoku! on your phone?

Yes, Sudoku! works in the browser of your phone and tablet, and just as well on a computer.

Supported devicesComputer, phone, tablet
DeveloperQuadbTech
GenrePuzzle Games
SubcategorySudoku
Release dateJanuary 25, 2026
Last updateJanuary 25, 2026
ControlsMouse
Times played2,620
RatingNo votes yet

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