Verified daily Sudoku challenge
Daily Sudoku for July 30, 2026
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Available through: August 15, 2026
Four verified puzzles
Easy
| | 1 | | | 8 | | | | 2 |
| | | | | | 7 | | 5 | |
| 7 | | 6 | 4 | 5 | 3 | | | |
| 4 | 6 | | | | | | 9 | |
| 3 | | 1 | | | | 8 | | 5 |
| | 9 | | | | | | 4 | 7 |
| | | | 2 | 9 | 6 | 7 | | 8 |
| | 3 | | 5 | | | | | |
| 6 | | | | 3 | | | 1 | |
- Puzzle ID
LDI0-14434a93f6e39bb11ba5341e1abfc761e7084a37- Clue count
- 30
- Unique solution
- Verified
- LDI v0 score
- 11
- Tier
- Easy
- Hardest technique
- Hidden Single
- Logical steps
- 51
Verified key step: Naked Single: place 9 at row 1, column 6.
Medium
| | 3 | | | 2 | 7 | 5 | | |
| | 5 | 1 | | 6 | 8 | | | |
| | | | 5 | | | | 9 | |
| 6 | | 4 | | | | | | 2 |
| 5 | | | | | | | | 4 |
| 1 | | | | | | 8 | | 6 |
| | 6 | | | | 5 | | | |
| | | | 2 | 9 | | 1 | 7 | |
| | | 5 | 8 | 7 | | | 4 | |
- Puzzle ID
LDI0-2b329496685ee90d0966a9f9cf32825505883b54- Clue count
- 28
- Unique solution
- Verified
- LDI v0 score
- 20
- Tier
- Medium
- Hardest technique
- Hidden Single
- Logical steps
- 53
Verified key step: Hidden Single: place 5 at row 8, column 9.
Hard
| | 6 | | | | | | 1 | |
| 9 | | 1 | | | | | | 5 |
| | | 4 | 8 | 3 | | 9 | | |
| | | | | 4 | | 6 | 5 | 3 |
| | | | 5 | | 7 | | | |
| 6 | 5 | 2 | | 9 | | | | |
| | | 7 | | 1 | 4 | 5 | | |
| 3 | | | | | | 8 | | 1 |
| | 2 | | | | | | 4 | |
- Puzzle ID
LDI0-2a221570b932fa558d71519db05e59bae9b954cd- Clue count
- 28
- Unique solution
- Verified
- LDI v0 score
- 22
- Tier
- Hard
- Hardest technique
- Locked Candidates
- Logical steps
- 54
Verified key step: Naked Single: place 7 at row 3, column 2.
Expert
| 2 | 9 | | 6 | | | | | |
| | | 1 | | | | 3 | | |
| | 4 | 6 | 1 | | 5 | | | |
| 1 | | | 5 | | 6 | 9 | | |
| | 7 | 5 | | | | 6 | 4 | |
| | | 4 | 7 | | 9 | | | 3 |
| | | | 4 | | 1 | 8 | 3 | |
| | | 8 | | | | 5 | | |
| | | | | | 2 | | 6 | 7 |
- Puzzle ID
LDI0-2b94609c18799b1695e3c09fe7e9ed3fda02b35b- Clue count
- 30
- Unique solution
- Verified
- LDI v0 score
- 75
- Tier
- Expert
- Hardest technique
- XY-Wing
- Logical steps
- 53
Verified key step: Hidden Single: place 6 at row 2, column 9.
2026-07-30 · LDI v0
Play this dated challenge
LDI v0
Verified puzzle facts
- Puzzle ID
LDI0-14434a93f6e39bb11ba5341e1abfc761e7084a37- LDI score (0–100)
- 11
- Clue count
- 30
- Logical steps
- 51
- Hardest technique
- Hidden Single
Clue count is a board fact, not the difficulty verdict. The tier comes from this published LDI version.