Numbers · Shading
Hitori
Shade out repeated numbers so no row or column has duplicates.
About Hitori
Hitori asks you to shade cells so that no number repeats in any row or column. Shaded cells may not touch side by side, and the unshaded cells must stay connected in one area.
Play a new daily puzzle every day, or pick Easy, Medium or Hard in practice mode for unlimited puzzles.
How to play
- Shade cells so that no number repeats among the unshaded cells of any row or column.
- Shaded cells cannot touch side by side.
- All unshaded cells must stay connected in one group.
Duplicates are shown in red; circles are just notes. Unique solution.
Tap to cycle: shade → circle (keep) → clear.
Tips & strategies
- A number between two identical numbers must stay unshaded.
- Neighbors of a shaded cell are always unshaded.
- Do not shade a cell that would cut the white area in two.
FAQ
How do you play Hitori?
Shade cells so that no number repeats among the unshaded cells of any row or column. Shaded cells cannot touch side by side. All unshaded cells must stay connected in one group.
Is there a new Hitori puzzle every day?
Yes. A new daily puzzle arrives at midnight (your local time) and everyone gets the same one. Missed days can be played from the archive.
Do I need to sign up or install anything?
No. Daily Brain runs in your browser. You can add it to your home screen and it keeps working offline after the first visit. Progress is stored only on your device.
Are there difficulty levels and hints?
Practice mode offers Easy, Medium and Hard with unlimited new puzzles. Hints are available when you get stuck and are recorded in your result.