Sudoku is a popular classic number game to train your brain.

Classic Sudoku for beginners and advanced players. Whether you want to relax or keep your mind active, have fun with the free Sudoku puzzle game! Take a little stimulating break or clear your head! Take your favorite number game with you wherever you go. Sudoku is available offline. Playing this free puzzle on mobile is just as good as playing with real pencil and paper. has over 10,000 classic number games and six difficulty levels: fast, easy, medium, hard, expert and giant! Play easy sudoku to train your brain, logical thinking and memory, or try medium and hard sudoku to give your brain a real workout.

Our free sudoku puzzle games have some features that will make your task easier: hints, automatic checking and highlighting duplicates. What’s more, in our app, every classic sudoku puzzle game has one solution. You will find everything you need, whether you are solving your first puzzle or have already reached expert difficulty. Choose any level you like!

Sudoku game features

  • Complete Sudoku daily challenges to get unique trophies.
  • Participate in Seasonal Events and win unique medals by solving Sudoku puzzles.
  • Challenge yourself by figuring out your mistakes, or turn on automatic checking to see your mistakes as you go.
  • Turn on notes to take notes like you would on paper. Each time you fill in a cell in the Sudoku puzzle grid, the notes are automatically updated!
  • Highlight duplicates to avoid repeating numbers in a row, column, and block.
  • Hints can help you get through the dots when you get stuck on free sudoku puzzles.


  • Statistics. Track your progress on each difficulty level of the Sudoku puzzle: analyze your best time and other achievements.
  • Unlimited undos. Made a mistake? Or, when solving a Sudoku puzzle, will randomly match the same numbers in a row? Just return quickly!
  • Color themes. Choose from three skins to create your own Sudoku kingdom! Play these fun number games with great comfort even in the dark!
  • Autosave. If you leave the number game unfinished, it will be saved. Continue playing Sudoku at any time.
  • Highlight the row, column, and field associated with the selected cell.
  • Eraser. Get rid of mistakes in free sudoku games.


  • Over 10,000 classic correct Sudoku puzzle games with numbers.
  • 9×9 grid.
  • 6 perfectly balanced difficulty levels. This free puzzle game is suitable for both beginners and advanced! Play fast, easy and medium levels to train your brain. Choose a challenging sudoku to improve your skills and try the expert or giant number puzzle for evil challenges.
  • Support for phones and tablets.
  • Portrait and landscape modes for tablets.
  • Simple and intuitive design.

More Information

Android, iOS
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