Daily Killer Sudoku September 29, 2026
The same puzzle everyone got on September 29, 2026 — deterministic, graded, and still playable.
| 24 | 17 | 1 | 11 | |||||
| 18 | 1 | 17 | 9 | |||||
| 2 | 1 | 17 | 22 | 7 | ||||
| 19 | 4 | 9 | 6 | 12 | ||||
| 12 | 6 | 22 | 8 | 8 | ||||
| 8 | 17 | 25 | 8 | |||||
| 4 | 9 | 13 | ||||||
| 10 | 16 | 13 | ||||||
| 13 | 7 | 13 |
What it takes to solve
Our grader solved this puzzle in 145 steps. Every technique it needed, in ladder order:
- Naked single× 68
- Hidden single× 12
- 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 September 29, 2026: the daily classic.