Sudoku Fun

Sudoku is the most popular logic-based numbers game.
The aim of the game is to place 1 to 9 into each grid cell so that each number can only appear once in each row, each column and each mini-grid.
This is a simply easy-to-use sudoku game, with fresh and cool interface, very acceptable difficult levels, suitable for sudoku beginner to sudoku expert.

Features:
5 levels: beginner, easy, medium, difficult and expert
Pencil marks
Hints to help you complete hard ones
Auto-save
More puzzles will be comming soom!