Sudoku - Clean Sudoku

Solve Sudoku in an elegant way

Solve daily sudoku, train your brain, and have fun! Thousands of free number games to explore. Install to start now!

Classic sudoku for beginners and advanced players. Whether you'd like to relax or keep the mind active – pass the time in a pleasant way with sudoku free puzzle game! Get a small stimulating break or clear your head! Take your favorite number counting game with you wherever you go. Sudoku is available offline. Playing this free number puzzle on mobile is as good as with a real pencil and paper.

Project 9 Sudoku has 10000+ classic number games and comes in five difficulty levels: Beginner, Easy, Medium, Hard, Extreme! Play Beginner sudoku to exercise your brain, logical thinking, and memory, or try medium and hard sudoku to give your mind a real workout.

Our sudoku puzzle games have some features that make this free number puzzle easier for you: hints, auto-check, and highlight duplicates. What's more, in our app each classic sudoku puzzle game has one solution. You will find all you need whether you are solving your first number riddle puzzle, or you've progressed to expert difficulty. Choose any level you like!

Features:

✓ Complete Daily Sudoku Challenges to get unique trophies

✓ Take part in Seasonal Events and win unique medals

✓ 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

More features:

- Statistics. Track your progress for each difficulty level: analyze your best time and other achievements

- 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!

- Color themes. Choose one of three appearances to design your own sudoku 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. 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

Highlights:

• More than 10000 classic well-formed sudoku games with numbers

• 9x9 grid

• 6 perfectly balanced levels of difficulty. This free puzzle game with numbers is suitable for both sudoku beginners and advanced evil sudoku players! Play fast, easy and medium levels to exercise your brain. Choose hard sudoku to improve your skills and try expert or giant puzzle with numbers for evil challenges.

• Support both phones and tablets

• Portrait and landscape mode for tablets

• Simple and intuitive design

Daily sudoku is the best way to start your day! 1 or 2 classic sudoku puzzles will help you to wake up, make your brain work, and help you to be ready for a productive working day. Download this classic number game and play sudoku free puzzles offline.

If you are an excellent sudoku solver welcome to our sudoku kingdom! 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 who quickly deals even with the most difficult web puzzles in a short time.

Challenge your brain anywhere, anytime!