September 17, 2026 · one worldwide grid (UTC) · medium · digits × colors
| Rank | Player | Time | Errors |
|---|---|---|---|
| #1 | Yash7893 | 3:30 | 1 |
| #2 | Squall | 5:36 | 1 |
| #3 | Anh Vũ Phạm | 5:51 | 1 |
| #4 | waly | 6:31 | 0 |
| #5 | idris khan | 6:33 | 0 |
| #6 | Mongkol Meesuk | 7:09 | 3 |
| #7 | Nidal Shaheed | 7:55 | 2 |
| #8 | Zoran Zivkovic | 8:19 | 1 |
| #9 | madhusudhan yadav | 8:25 | 2 |
| #10 | Brijesh Deodhar | 8:35 | 1 |
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Tsuidoku is a free online color sudoku: every row, column and region holds the digits 1-9 AND all 9 colors, and each digit-color pair appears exactly once. The math behind it · Daily hub