iPhone app Sudoku Oni

Strain your brain with Sudoku Oni!

Built from the ground up to play Sudoku boards without the need of archaic devices such as paper, pencils and erasers.
So step into the 23th century and download Sudoku Oni now! Play with pIqaD, Klinzhai, Kanji, Greek or normal number sets!

Use Arabic, Kanji, Greek, pIqaD or Klinzhai sudoku number sets!

9 x 9, 7 x 7, and 5 x 5 sudoku boards

Start with notes filled in, or dont.
I wont judge.

Multiple background options and colors!

Number first entry.
(Tap a number then tap any cells to change them to that number.)

Cell first entry.
(Tap a cell then the number/note to change the cell to.)

To switch modes, tap the selected cell or number to deselect.,

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