Start a grid
Play sudoku
Click a cell, enter a digit, finish the board. That is the whole product — plus a clock if you want one.
Wednesday, September 9, 2026 · medium
0:00
After you finish
Share the time, check the leaderboard on this device, or open unlimited for another grid.
Questions
- Do I need Flash or an app?
- No. It is a modern web page.