About this board
Today's hard board, in detail
- Clues28
- Difficulty score15.93
- Est. solve time~35 min
- Unique solutionYes
The current estimator recorded hidden singles, pointing pairs, deep look-ahead.
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More from 2026-07-28
Questions
About today's puzzle
How hard is the hard Sudoku on 2026-07-28?+
This board has 28 clues and a Zeloku difficulty score of 15.93. The current estimator recorded hidden singles, pointing pairs, deep look-ahead. Most players finish in around 35 minutes.
Can I solve this without guessing?+
This board has exactly one verified solution. The Hint button currently explains Naked and Hidden Singles; it may not identify the next move in a more advanced position.
What if I want a different difficulty for today?+
Easy, Medium, Hard and Expert versions for 2026-07-28 are all available — pick whichever fits your mood from the daily strip on the homepage or the archive.