* 20,000 Sudoku puzzles ranging in 5 difficulties from Easy to Devilish to keep you entertained for hundred of hours.
Features
* 5 Different Difficulties - 4,000 puzzles in each difficulties ranging from Easy to Devilish.
* Save and Resume
* Undo and Redo, shake to activate undo
* Online Best Time and local best scores
* Music and Sound effects
* Automatic Notes
* Hints
* Puzzle Validation
* Game Customization - Option to turn on or off features such as Show Repeated numbers, Smart Buttons and Smart Note.
http://www.appscene.org/download/Scv0AICCeTceb7ec0389
