Puzzle Games
Sudoku
Personal best—
FREE · NO DOWNLOADS
Sudoku
Select a cell, then use the number pad or keyboard. Arrow keys move the selection.
About the game
Fill the Sudoku board with 1–9 without repeats in a row, column or box. Choose from three difficulty levels with uniquely solvable puzzles.
Press Play to begin. Each round is a chance to improve your skill and personal score, without an account or a download. Restart whenever you want using the control below the play area.
Play with touch on a phone, or a mouse or keyboard on a computer. Fullscreen gives you extra room where your browser supports it. Personal scores and favorites stay in this browser and do not automatically sync to another device.
A tip for your next round
Start with rows and boxes that already contain the most numbers.
Explore similar games
If you enjoyed this challenge, try the related games below or explore these categories.
Updated: October 1, 2026
Your next round
Good to know
Is it free?
Yes. Every game in this collection is free to play without signup.
Do I need to download anything?
No. Open the game in a modern browser and play instantly.
Can I play on my phone?
Yes. Touch controls are available, and you can also play on a computer.
How do I play Sudoku?
Select a cell, then use the number pad or keyboard. Arrow keys move the selection.