Share one live Sudoku board and make every deduction as a team.
Pure Sudoku
CLEAN. SMART. ADDICTIVE.
Social Sudoku
Play Sudoku with friends on one shared challenge.
Choose a cooperative board when you want to solve as a team, or race the same puzzle when you want a clear winner.
- Best for
- Private friend games
- Modes
- Together or Race
- Invite
- Private link or code
Both players receive the same clues and difficulty, so the fastest clean finish wins.
Create a game and send one direct link or invite code to the person you want to play.
Choose your style
Co-op and competitive Sudoku use the same rules but create very different games.
- Use Together for relaxed solving, teaching, couples, and family play.
- Use Race for a two-player speed challenge on identical clues.
- Choose a difficulty both players can solve without guessing.
Start the friend game
A private multiplayer round takes only a few steps.
- Choose Together or Race on the multiplayer Sudoku page.
- Create a private game and copy the invite link or code.
- Send it to your friend, then start when both players are ready.
Next routes
Choose the best next step.
FAQ
Quick answers before the next puzzle.
Can I play Sudoku with friends online for free?
Yes. Pure Sudoku lets you create a free private multiplayer game in a modern browser and share the invite with a friend.
Can we solve the same Sudoku together?
Yes. Together mode gives both players one synchronized board, while Race mode gives each player the same puzzle to solve separately.
Does my friend need an account?
A friend can open the shared game link in a browser. Signing in is useful when players want saved profiles, history, and repeat play.
Play more
Keep Pure Sudoku one tap away.
Use the web board when you want the fastest first game. Use the iPhone app when Pure Sudoku becomes part of your daily routine.