Free Classic Sudoku

This is a free Sudoku puzzle game, with difficulty levels in the sudoku game made to challenge you, this sudoku is accompanied by a log of activity rank we add some features in this sudoku game to make it easier and help you solve the challenges of this classic sudoku game, also some difficulty levels are included in to add to the challenge FEATURE * countdown time * ranking level * highlight select indicator * mistake indicator * difficulty level * pencil prediction * help button