Sudoku Extreme Free

Extreme Sudoku is a free sudoku game. With thousands of puzzles and challenging goals, Extreme Sudoku is the perfect app for exercising your brain! Features: • Generate sudoku puzzles on the fly! • Selected digit highlighting, as specified in settings • Auto notes • Complete goals! • 4 difficulties- Easy, Medium, Hard and Extreme! • Get hints! • Easy to use interface, with buttons that are easy to tap and read.