Sudoku - Classic Sudoku Game

Contains adsIn-app purchases
4.7
6.2K reviews
100K+
Downloads
Content rating
Everyone
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About this game

Enjoy the Sudoku Puzzle Game for both beginners and experts! Solve thousands of puzzles and take on the daily challenge.

Immerse yourself in this Classic Sudoku game, available offline. Challenge your logic and have fun!
Whether you're looking to relax or keep your mind sharp, enjoy passing the time with this free Sudoku. Bringing you the authentic Classic Sudoku experience, our app is a convenient puzzle for brain exercises. Enjoy it anytime and anywhere, and enjoy the challenge of sudoku levels. Install puzzles for free and start now!

Our diverse puzzle range caters to everyone, from beginners to Sudoku experts. Improve your logical skills and memory across various difficulty levels. Our brain game features helpful tools like hints, auto-check, and duplicate highlighting for an enjoyable solving process. Each Sudoku puzzle is uniquely designed with a single solution for a rewarding experience.

🧠 Sudoku Key Features:
✓ Track your progress with comprehensive statistics.
✓ Select from multiple difficulty levels to challenge yourself and become a true sudoku solver!.
✓ Use unlimited Undos for quick fixes.
✓ Customizable gameplay with different color themes.
✓ Auto-save feature to pick up where you left off.
✓ An Eraser tool for easy error correction.
✓ Helpful tutorials and hints for beginners to free Sudoku.

🧠 Highlights:
Over 10,000 well-crafted Sudoku puzzles.
Difficulty levels to suit all players.
Optimized for both phones and tablets.
Clean, user-friendly design for a seamless experience.
Playable offline without internet.

Join our Sudoku journey, solving puzzles daily to kickstart your brain for a productive day. Keep your mind sharp anytime, anywhere with Sudoku free – the ultimate brain training & brain puzzles. Whether you're a fan of easy Sudoku or enjoy hard sudoku, this game is perfect for you. Give it a try and see how quickly you can solve the Sudoku puzzles!
Updated on
Oct 15, 2025
Available on
Android, Windows

Data safety

Safety starts with understanding how developers collect and share your data. Data privacy and security practices may vary based on your use, region, and age. The developer provided this information and may update it over time.
This app may share these data types with third parties
Location, Financial info, and App activity
This app may collect these data types
App activity, App info and performance, and Device or other IDs
Data is encrypted in transit
Data can’t be deleted

Ratings and reviews

4.7
5.41K reviews
Chelsea Gibbs
October 25, 2025
Very happy with this app! The functionality is perfect, the different difficulty modes match what I would expect. The ads are there, and noticeable, but not so obstructive that you can't play. Best Sudoku app I've tried! One possible thing to make it better: I would really like to play with the "dark mode" coloring, but the highlight row/column color is a pretty dark gray on the black background and it makes it really difficult to see. A higher contrast would be amazing!
5 people found this review helpful
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Digitalchemy, LLC
October 27, 2025
Hello! Thank you for playing Sudoku and sharing your feedback! I have passed the suggestion to the developer team to consider changes to the dark mode for future updates. Hope you a having a great day! Best regards, Nadia
Mariel Donnert
November 2, 2025
It's pretty much a perfect sudoku app. There are banner ads that just sit at the bottom of the screen and don't interrupt your gameplay, there's even an option to purchase ad-free. You can put in pencil notes for empty squares, and it highlights the number across the board (optional). It doesn't have all the functions I would want even optionally so it's not my favorite, but it's damn good enough. 9/10 get this app for Sudoku, good job devs!
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Digitalchemy, LLC
November 4, 2025
Hello Mariel, Thank you very much for playing Sudoku and for your awesome review! We are currently working on changes that would help reduce accidental inputs, as well as functions that would help learn Sudoku. The ideas for these changes have been shared by the players, so don't hesitate to leave a suggestion. ​ Best regards, Nadia
Aidan McLoughlin
October 26, 2025
Upped my rating after playing longer. at first I kept accidentally entering numbers on the board when I meant to select them but I've got over that now. UI is clean and simple and ads are unobtrusive. first soduku app I found where the ads didn't turn me right off.
4 people found this review helpful
Did you find this helpful?
Digitalchemy, LLC
October 27, 2025
Hello Aidan, Thank you for trying out Sudoku and sharing your feedback with us! ​ Happy to hear that the game clicked for you in terms of the interface, and we will also be trying options to reduce accidental inputs. ​ Hope you are having a great day! Best regards, Nadia

What’s new


✓ Play with or without the timer
✓ Hide block, row, and column highlights for a cleaner board
✓ See identical candidates in notes for a selected digit
✓ Speed up your moves! Pick a digit and place it in multiple cells
✓ Minor issues reported by users were fixed
✓ Please send us your feedback!