Sudoku Go - Free Puzzle Game

Free Sudoku game with 4 difficulty & 500 puzzles. Sudoku is a valid intellectual game to brain training. 500 questions have been recorded, you do not need extra download from the Internet. Selectable 3 types of numeric input key pattern. Play always and everywhere Sudoku Go offline. ■ Features - 4 difficulty : Easy / Normal / Hard / Very Hard - 500 questions - Note the candidate in the cell - Check point (save the returnable points) - Highlights duplicate numbers - 3 types of numeric keys - Display the elapsed time ( * There is no time limit.) - Automatic saving & loading of the game state ■Sudoku rules Sudoku is a 9×9 square puzzle made of 9 lines , 9 columns et nine "regions" . The puzzle contains digit from 1 to 9 and empty squares. The aim of this game is to fill in empty squares using digits from 1 to 9 according to the following rules. Each digit must be found once and only once per line, per column and per region.