Logic puzzles

Hitori

Shade cells until no number repeats in any row or column.

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How to play

  1. Shade cells so that no number appears twice in a row or column; only repeated numbers are ever shaded.
  2. Shaded cells may not share an edge.
  3. All white cells must form one connected area.

Controls

Click once to shade, twice to mark as white. Keyboard: arrows, Space.

About this game

Free Hitori puzzles from 5×5 to 8×8. Shaded cells never touch, the white cells stay connected, and every puzzle has a unique solution.

Sizes
5×5 to 8×8
Solution
Unique
Help
Rule check