Play Free Sudoku Online
A calm, distraction-free Sudoku grid — no sign-up, no clutter. Play free in your browser, or get the iOS app for the full experience.
Unlock the full Aura
Play in beautiful 3D with dynamic shadows, haptic feedback, and zero ads forever.
Get Sudoku Aura for iOS
Scan with your iPhone cameraA quieter way to play Sudoku
Sudoku Aura strips away the ads, pop-ups, and noise of most puzzle sites. What is left is a beautifully tactile 9×9 grid built for focus. Play a selection of Easy, Medium, and Hard puzzles free online here, or unlock unlimited play, 3D visuals, and haptics in the iOS app.
Distraction-free by design
No ads, no interruptions — just you and the grid.
Play instantly, free
No download or account. Start solving in your browser now.
The full experience on iOS
Unlimited puzzles, 3D shadows, and haptics for a one-time $3.99.
Frequently Asked Questions
Is Sudoku Aura free to play?+
Yes. You can play a selection of Sudoku puzzles free right here in your browser — no sign-up, no ads, and nothing to download. The full Sudoku Aura app for iOS is a one-time $3.99 purchase that unlocks unlimited puzzles, immersive 3D visuals, haptic feedback, and full offline play.
Do I need an account or a download to play online?+
No. The web game loads instantly in any modern browser on phone, tablet, or desktop. Just pick a difficulty and start solving.
What are the rules of Sudoku?+
Fill the 9×9 grid so that every row, every column, and every 3×3 box contains the digits 1 to 9 exactly once. No math is required — only logic and deduction.
Read the full beginner guide →Is playing Sudoku good for your brain?+
Playing Sudoku regularly exercises logical reasoning and working memory, and many players use it as a calming, meditative break that helps reduce stress and improve focus.
See the mental benefits of Sudoku →What difficulty levels can I play?+
The free web game offers Easy, Medium, and Hard puzzles that you can switch anytime from the menu. The iOS app adds more levels plus progress and time tracking.
Can I play Sudoku offline?+
The iOS app works completely offline, so you can play on a flight or without signal. The web version needs an internet connection to load the puzzles.
Can I print Sudoku puzzles?+
Yes. Our printable puzzles pages generate fresh Sudoku grids designed for pen-and-paper solving — four per page in easy, medium, or hard difficulty, plus a blank grid template — all free to print.
Get free printable Sudoku →