Daily Classic Sudoku August 20, 2026
The same puzzle everyone got on August 20, 2026 — deterministic, graded, and still playable.
| 3 | 6 | |||||||
| 9 | 7 | 8 | ||||||
| 4 | 3 | 2 | 7 | |||||
| 7 | 4 | 9 | 5 | |||||
| 5 | 4 | 1 | 9 | |||||
| 9 | 2 | |||||||
| 4 | ||||||||
| 8 | 2 | |||||||
| 5 | 2 | 1 | 9 | 8 | 3 |
What it takes to solve
Our grader solved this puzzle in 55 steps. Every technique it needed, in ladder order:
- Naked single× 49
- Hidden single× 4
- Pointing pair× 1
- XY-Wing× 1
Difficulty on Stillgrid is graded by the hardest technique a puzzle actually requires — this one earns Diabolical. How the technique ladder works.
Also on August 20, 2026: the daily killer.