Daily Killer Sudoku August 28, 2026
The same puzzle everyone got on August 28, 2026 — deterministic, graded, and still playable.
| 5 | 12 | 10 | 17 | 16 | 15 | |||
| 5 | 21 | 11 | ||||||
| 23 | 10 | 11 | ||||||
| 23 | 2 | 20 | 14 | |||||
| 9 | 8 | 14 | 8 | |||||
| 7 | 11 | 10 | ||||||
| 4 | 18 | 9 | 14 | 8 | ||||
| 14 | 15 | 7 | 21 | 10 | ||||
| 12 |
What it takes to solve
Our grader solved this puzzle in 139 steps. Every technique it needed, in ladder order:
- Naked single× 54
- Hidden single× 26
- Cage combinations× 59
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 28, 2026: the daily classic.