Sudoku Dojo Pro

You'll never have to buy another book of Sudokus - Sudoku Dojo generates random Sudokus in three different difficulty levels, which can be solved using logic.

If you are stuck, it will give you logic and graphical advice on how to make progress.

The app features
- Unlimited Sudokus - new ones are generated while you play
- Easy entering notes/candidates/values - simply use short and long presses on the numbered buttons
- Many different levels of aid, including full graphical explanation of the next step towards the solution
- Highlighting of same values and/or candidate values
- Double tap on a hidden or naked single solves cell
- Unlimited undo/redo, which is even saved, when playing is paused
- Conjugate pair coloring
- Google Play Services integration with 10 possible achievements (> 30.000 XP)
- App does NOT request any grants/rights, no internet, no accessing contacts, ...