Sudoku is a logic-based number game where you fill a 9x9 grid so that each column, row, and box contains the digits 1 through 9. Playing it can improve your memory and reduce stress. We rounded up the best sudoku offline games for when you want to solve a few puzzles without an internet or data connection.
Best iPhone and iPad Puzzle App: Puzzazz Crossword & Puzzle
Puzzazz is more than an iOS device sudoku app. It also offers crosswords, cryptograms, and other puzzles. The sudoku are hand-crafted, and the NYT crosswords are accurate.
Hand-crafted sudoku puzzles.
Includes other puzzle types.
Up to six family members can use the app.
It’s free.
Some reported trouble using the Apple Pencil with the app.
While the app and many of the puzzles are free, some puzzles require an in-app purchase.
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Best Big-Name Developer Offline Sudoku App: Microsoft Sudoku
Microsoft Sudoku works offline or with the Xbox network. It has six difficulty levels, a featured Sudoku of the Day, Irregular and Ice Breaker modes, and more. You can save your progress if you have an Xbox network account.
Aesthetically pleasing and easy to see on Windows devices.
Use a mouse, keyboard, touchscreen, or stylus.
Sign in to see the leaderboards.
Ads don’t obstruct and are to the side.
Game controls are a little clunky.
The erase feature can be a bit frustrating to use.
Best Sudoku App for Android and iOS: Genina.com
This offline sudoku game has both iOS and Android versions. Save your progress, play four difficulty levels, and enjoy automatic error-checking.
Choose from three input modes.
Upload progress and results online when you have an internet connection to compete with others.
The game autosaves as you play.
It’s free.
The backgrounds can be a bit distracting.
Best Android Sudoku App: Andoku Sudoku 3
Andoku Sudoku 3 is the best offline sudoku app for Android users. It has 10,000 puzzles with six variations of sudoku and eight levels of difficulty. There are also autosave features, automatic error checking, and pencil mark compatibility.
It has several input modes.
A total of 10,000 puzzles with eight difficulty levels.
It’s free.
There are ads.
Puzzles tend to be too symmetrical.
Best Windows 10 Offline Sudoku App: Sudoku Pro
If you’re looking for a sudoku fix on Windows 10, Sudoku Pro has five game modes, multiple difficulty levels, and a tutorial. It offers hints, a draft mode, and validation. You can also customize the background and themes.
The game is 100 percent free.
HyperSudoku is one of the game modes.
Unlimited undo and redo.
There is no pause feature.
The puzzles feel repetitive.
Most Attractive Offline Sudoku App: Sudoku Fun
Sudoku Fun has an attractive user interface. The number tiles have wood-grain textures, and the background is a teal color. The game has five difficulty levels—beginner, easy, medium, difficult, and expert—a hint system, autosave, and more.
It’s fun, and the user interface makes it easy to play.
Tracks your best scores.
Hints help you solve puzzles.
The game autosaves.
Offline only, so you can’t store a backup of your data.
The game gives you five errors before you lose.
Some ads are louder than the game.
Best Interface in a Sudoku App: Sudoku by CanaryDroid
Previously called Sudoku Master, Sudoku by CanaryDroid is a free Android app with over 20,000 puzzles, two modes, daily challenges, and four difficulty levels—easy, normal, hard, and expert.
The best interface in terms of ease of use.
The pencil marks are easy to use.
Autosave and come back to your game later.
The location of the hint button makes it easy to select accidentally.
The ads between games can be annoying (ads play a sound even if the game sound is off).
Most Addictive Offline Sudoku App: Sudoku Quest
There’s a cute storyline that links the different levels of the game.
There are 11 variations on the sudoku puzzles.
The game has a variety of power-ups.
It’s free.
With the time limit, some of the harder levels can be frustrating.
The ads can be distracting.
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