Today's Expert Sudoku puzzle

Expert Sudoku puzzle published on 2026-07-28, with 25 given clues. Solving it requires the following techniques: Hidden Single, Naked Single, Pointing Pair, Claiming, Naked Pair, Naked Quad, X-Wing, Unique Rectangle, Skyscraper, XY-Wing. Every puzzle on this site is generated by Dancing Links and then verified by a tiered human-style solver, so it is guaranteed solvable with logic alone – no guessing or backtracking.