Relax with our great free classic sudoku game! This easy and enjoyable game is one of the most popular games in the world! Accessible anywhere and anytime, Classic Sudoku - Number Games will be your ideal pastime, and will allow you to train your brain daily! Sudoku (originally called Number Place) is a logic-based, combinatorial number-placement puzzle. The objective is to fill a 9x9 grid with digits so that each column, each row, and each of the nine 3x3 sub-grids that compose the grid contains all of the digits from 1 to 9. Features of game : - An unlimited number of grids to play endlessly! - 3 difficulty levels Easy, Medium & Hard - The possibility to place notes in the grid! - A smooth, uncluttered and colorful interface! - Errors checking automaticlly - It has timing features for different difficulty - Hundreds of puzzles for each difficulty - Clean interface and smooth controls - iPhone & iPad Suppport - Numerous game preferences (timing, error display, same value display, etc...)! - The ability to play without wifi, nor internet connection, in offline mode! Play Classic Sudoku : Number Games now! Don't hesitate anymore! Join the millions of players who love this great puzzle game and enjoy this enjoyable pastime!