Welcome to #1 free sudoku game, sudoku classic puzzle game is best way to improve your brain focusing power. Solve daily suduku challenge and have fun with free suduku! Classic sudoku is for beginners and pro players. If you want to relax or keep the mind active, then Sudoku Free Puzzle Game are best for you! Sudoku is available offline. Playing this free number puzzle on mobile is as good as real pencil and paper. Sudoku classic puzzle game has comes in five difficulty levels: fast, easy, medium, hard and expert! Play easy sudoku to exercise your brain and improve logical thinking, or try sudoku medium and sudoku hard to gives your mind a real workout. Our “Hint” button can teach you to solve killer sudoku. The hints don’t just give you the answer, they help you learn the why behind the answer. This feature will help you learn all the techniques you need to solve sudoku puzzles whether you’re a complete novice playing your first game, or you’ve progressed all the way to expert difficulty. Features: - Complete Daily Sudoku Challenges that's make you sudoku expert. - Challenge yourself figuring out your mistakes, or enable Auto-Check to see your mistakes as you go. - Turn on Notes to make notes as on paper. Each time you fill in a cell, notes are automatically updated! - Highlight duplicates to avoid repeating numbers in a row, column and block. - Hints can guide you through the points when you are stuck. - Color themes - Choose one of two appearances to design your own websudoku kingdom! Play these fun number games with more comfort, even in the dark! - Auto Save - If you leave a game with numbers unfinished, it will be saved and Enjoy continue playing anytime. - Highlighting of a row, column, and box related to the selected cell. - Eraser - Get rid of the mistakes in the free number games. - Unlimited Undos - Made a mistake? Or accidentally have the same numbers match in a row while solving a brain teasers game? Just put it back quickly! - Statistics - Track your progress for each difficulty level and analyze your best time and other achievements. If you are an excellent suduku solver welcome to our kingdom sudoku evil! Here you can spend your free time keeping your mind sharp with classic number brain teasers. Regular game practice will help you become a real sudoku master. Please feel free contact our support team any time at [email protected] if you have any questions or suggestions about improving our sudoku game. Challenge your brain anytime, anywhere with this Brain game!