Your deductions stay yours.
Your filled-in values are private. The room shares completion and mistake counts, so you can keep up with your mates without seeing their answers.
Sudoku with friends.
Around the same table.
One puzzle, a shared start, and a board of your own. Bring 2–6 players together and follow each other’s completion and mistakes as you solve.
No account needed. Just a room link and good company.
Make room for your mates.
A quick duel or a full table. You choose the room; everyone gets the same puzzle.
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Create a room
Choose the difficulty and set the room’s rules for notes, highlighting, and mistakes.
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Invite your people
Share the room link or code. A room holds 2–6 players.
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Start together
Start once at least two players have joined. Everyone begins the same puzzle at the same time.
Running late? Join the round to play, or take a seat and watch.
A quiet table for one, too.
Choose from five difficulty levels in solo Practice, or try the browser Daily challenge: one attempt per profile each UTC day, with the day's published conditions and your own board.