Daily Killer Sudoku August 11, 2026
The same puzzle everyone got on August 11, 2026 — deterministic, graded, and still playable.
| 10 | 15 | 23 | 6 | 12 | 21 | |||
| 13 | 11 | 15 | ||||||
| 9 | 1 | 6 | ||||||
| 6 | 2 | 20 | 10 | 18 | ||||
| 13 | 3 | 15 | 15 | |||||
| 21 | 13 | 205 | 12 | |||||
| 9 | 19 | 6 | ||||||
| 19 | 9 | |||||||
| 12 | 13 | 15 |
What it takes to solve
Our grader solved this puzzle in 139 steps. Every technique it needed, in ladder order:
- Naked single× 50
- Hidden single× 28
- Naked pair× 4
- Hidden pair× 1
- Cage combinations× 56
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 11, 2026: the daily classic. Or jump to today's killer daily.