Daily Killer Sudoku June 29, 2026
The same puzzle everyone got on June 29, 2026 — deterministic, graded, and still playable.
| 15 | 20 | 7 | 21 | 6 | 18 | |||
| 10 | ||||||||
| 14 | 15 | 9 | 16 | 15 | 14 | |||
| 3 | ||||||||
| 9 | 16 | 20 | 12 | |||||
| 11 | 18 | 9 | 21 | 11 | ||||
| 18 | 5 | |||||||
| 4 | 9 | 6 | 3 | 11 | 26 | |||
| 4 | 13 |
What it takes to solve
Our grader solved this puzzle in 161 steps. Every technique it needed, in ladder order:
- Naked single× 64
- Hidden single× 16
- Naked pair× 9
- Hidden pair× 1
- Cage combinations× 71
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 June 29, 2026: the daily classic. Or jump to today's killer daily.