Classic Sudoku - The goal is to fill the grid with 9 unique numbers in each row, column and section. Beginners can enjoy Easy level puzzles, or you can challenge yourself to the Hard and Expert levels! FEATURES: Automatic game save and load! Pencil Mode for classic puzzle solving and a fast, friendly and clean interface. This game is easy on the eyes and features a mute option if you want to hush the already subtle sound effects.