Daily Killer Sudoku August 1, 2026
The same puzzle everyone got on August 1, 2026 — deterministic, graded, and still playable.
| 4 | 13 | 17 | 2 | 9 | 8 | 8 | 20 | |
| 8 | 4 | |||||||
| 19 | 16 | 15 | 8 | 18 | ||||
| 74 | 11 | 11 | 7 | |||||
| 18 | 11 | 6 | 11 | |||||
| 19 | 20 | 22 | 17 | |||||
| 17 | 12 | 9 | 9 | |||||
| 14 | 17 |
What it takes to solve
Our grader solved this puzzle in 149 steps. Every technique it needed, in ladder order:
- Naked single× 58
- Hidden single× 21
- Naked pair× 5
- Cage combinations× 65
Difficulty on Stillgrid is graded by the hardest technique a puzzle actually requires — this one earns Medium. How the technique ladder works.
Stuck on a cage? The killer sudoku calculator lists every combination a sum can take.
Also on August 1, 2026: the daily classic.