Verified daily Sudoku challenge

Daily Sudoku for July 24, 2026

Choose a difficulty and start solving. The four puzzle summaries and difficulty facts remain readable if JavaScript is unavailable.

Available through: August 15, 2026

Four verified puzzles

Easy

4
8193
1273
4521
25
9472
2743
2869
8
Puzzle ID
LDI0-09921b2a497274611b467db944b03a6785bfcc3e
Clue count
28
Unique solution
Verified
LDI v0 score
7
Tier
Easy
Hardest technique
Hidden Single
Logical steps
53

Verified key step: Naked Single: place 6 at row 2, column 7.

Medium

8
2
9631
846
471
3
9675
197
2754
Puzzle ID
LDI0-1c7a885ef663dd776f5f30a86cb430cbe7428de6
Clue count
24
Unique solution
Verified
LDI v0 score
19
Tier
Medium
Hardest technique
Hidden Single
Logical steps
57

Verified key step: Naked Single: place 5 at row 2, column 2.

Hard

29485
632
3
439
54
873
7496
7
685
Puzzle ID
LDI0-176121a435de5d036fdfff75c653d4de5276ea70
Clue count
25
Unique solution
Verified
LDI v0 score
30
Tier
Hard
Hardest technique
Hidden Single
Logical steps
56

Verified key step: Hidden Single: place 3 at row 1, column 2.

Expert

63
54279
19
869
5
92
8714
47
3241
Puzzle ID
LDI0-1bb5080153b069273ba6f00ba533334c884b1958
Clue count
25
Unique solution
Verified
LDI v0 score
65
Tier
Expert
Hardest technique
Hidden Pair
Logical steps
60

Verified key step: Naked Single: place 8 at row 2, column 3.

2026-07-24 · LDI v0

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LDI v0

Verified puzzle facts

Puzzle ID
LDI0-09921b2a497274611b467db944b03a6785bfcc3e
Difficulty model
LDI v0
LDI score (0–100)
7
Clue count
28
Logical steps
53
Hardest technique
Hidden Single

Clue count is a board fact, not the difficulty verdict. The tier comes from this published LDI version.

One verified step

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