Ninefold Sudoku
Application ready

Private multiplayer Sudoku

Sudoku is better together.

Create a private room, invite friends, and solve the same Sudoku grid together.

Create a room
Six characters, without 0, 1, I, or O.
Play Solo

Solve one grid together

Share values, notes, hints, and progress in a private co-op room.

Privacy: No accounts. No ads. No tracking.

Accessibility: Built for keyboard, touch, zoom, reduced motion, and screen readers.