Best Online Sudoku Apps &amp; Games

4.4😐(135 ratings)

FreeAdsIn-App Purchases

Sudoku Multiplayer Challenge screenshot 1

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Test your Sudoku skills against other players online or practice in single-player mode. Unlock harder levels, earn rewards, and utilize special modes like Notes and Turbo to enhance your gameplay. Daily challenges offer opportunities to earn medals and improve your strategy.

What We Love

👍 Fun and engaging gameplay
🚀 Fast matchmaking
🧑‍🤝‍🧑 Great for playing with friends
🧠 Stimulates logical thinking
✨ Smooth graphics and interface
🏆 Exciting duel mode
🌍 Crossplay between platforms
💯 Excellent Sudoku experience

Room to Improve

広告 Excessive and long ads
🎟️ Difficulty earning tickets/rewards
💰 Paywall for continued play
🚫 Ads not working or appearing after payment
⏳ Long ad durations
🤖 Many players are bots
📉 Poor user experience after updates
💸 Overpriced in-app purchases

Sudoku Duel: Online Sudoku by Kaan Efe TAS

Strong Contender

5.0(1 ratings)

Free

Engage in real-time, head-to-head Sudoku battles against friends or other players. This competitive puzzle game emphasizes speed and accuracy, offering both multiplayer challenges and a solo practice mode.

▻Sudoku - Classic Brain Game by PeopleFun CG, LLC

Logic puzzles & Mind games

Worth Considering

Sudoku.com - Number Games

4.8😊(661K ratings)

FreeAdsIn-App Purchases

▻Sudoku - Classic Brain Game screenshot 1

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Experience Sudoku with a unique point system, track your progress with runs, and compete globally on leaderboards. Enjoy thousands of free puzzles with adjustable difficulty and customizable looks.

What We Love

👍 Enjoyable game
🚀 Challenging levels
📊 Tracks progress and scores
💡 Highlighting and note-taking features
🧠 Keeps the mind active

Room to Improve

🔍 Inconsistent scoring system
🔧 Overlapping buttons/controls
🔊 Annoying audio effects
📽️ Intrusive and repetitive ads
🐛 Occasional bugs and glitches

More Online Sudoku apps to explore

Logic puzzles and mind games

Thousands of classic Sudoku puzzlesDaily Challenges and Seasonal EventsHints and Auto-Check features

Engage your mind with a classic number puzzle game. Offers thousands of puzzles for all skill levels, from beginner to expert. Features tools like hints and auto-check to aid your gameplay and track your progress.

(1.9M)

Classic Sudoku Logic Puzzles

⋆Sudoku

Smart hint system teaches logicFive difficulty levelsDaily puzzle challenges

This app offers a classic Sudoku puzzle experience with a modern design and intuitive controls. It features five difficulty levels, a smart hint system that teaches logic, and daily challenges to keep your mind sharp. Track your progress and enjoy a customizable and relaxing gameplay.

(161K)

Sudoku free of distraction

Sudoku ′

Unlimited Sudoku gridsOffline play6 difficulty levels

Engage with an unlimited supply of Sudoku puzzles, playable online or offline. This app offers six difficulty levels, daily challenges, and a clean, user-friendly interface designed for both novice and expert players. Enjoy a distraction-free experience with customizable settings and essential tools like undo/redo and note-taking.

(38K)

Sudoku Logic Puzzle Card Game

Sudoku :)

Four difficulty settingsCustomizable background colorsEmoji number option

Engage your mind with this classic Japanese logic puzzle. Offers multiple difficulty levels, customizable backgrounds, and unique emoji number options. Track progress and compete with others.

(59K)

by Mighty Mighty Good Games

Sudoku SE

Handcrafted puzzlesFour skill levelsShow incorrect answers

Engage in a classic number-placement puzzle with handcrafted challenges across four skill levels. Features include error highlighting, smart note-taking, and hints to aid your solving. Compete with friends and track your progress with detailed statistics.

Sudoku Arena | Online Sudoku

(1.9K)

ad-supported

Become the Sudoku Master !

Real-time multiplayer matchesELO ranking systemChallenge friends

Compete against players worldwide in real-time Sudoku matches. This app offers a multiplayer experience with an ELO ranking system, friend challenges, and solo modes for learning and practice. Track your progress with an XP system and unlock achievements.

(1)

Sudoku (Soduku) Brain Puzzles

Sudoku ▦

Thousands of free puzzlesClassic Sudoku designPencil mode for notes

Enjoy the classic paper-and-pencil puzzle game on your phone with a clean, elegant design. Challenge your mind with multiple difficulty levels and helpful tools to aid your solving experience.

(104K)

NineCells | Multiplayer Sudoku

Classic logic number puzzle

4 difficulty levels3 input modesPencil marks with auto fill/erase

This app offers a digital Sudoku experience with multiple difficulty levels and input modes. It includes features like pencil marks, intelligent hints, and auto-saving, allowing you to track progress and compete with others online.

(8.4K)

Sudoku Puzzle - Brain Games

Classic Sudoku & Math Games

Thousands of Sudoku puzzlesFour difficulty levels (Easy, Medium, Hard, Expert)Note-taking mode

Engage your mind with a classic Sudoku puzzle game offering thousands of challenges across four difficulty levels. Features include note-taking, auto-check, daily challenges, and hints to aid your brain training.

(89K)

Sudoku・

by Optime Software LLC

Dual keypad entrySmart notes (auto-notes & manual deletion)Optional error checking

Experience Sudoku in a feudal Japan setting with beautiful graphics and advanced features. This app offers dual keypad entry, smart note-taking, and error checking to enhance your puzzle-solving. With multiple difficulty levels and thousands of puzzles, it caters to all skill levels.

(11K)

Sudoku by Staple Games

by Staple Games

Daily ChallengeFour difficulty levelsNumber removal assistance

Engage your mind with classic Sudoku puzzles. This app offers a clean, modern interface designed to minimize distractions and enhance focus. Enjoy daily challenges and track your progress across multiple difficulty levels.

Engage with a vast collection of number puzzles. The objective is to fill a 9x9 grid with numbers so that each column, each row, and each of the nine 3x3 subgrids contain all of the digits from 1 to 9. Difficulty varies based on the number of initial hints.

Extensive Sudoku puzzle collectionAdjustable difficulty levelsLearn Sudoku rules

Daily Sudoku Brain Games

Endless free Sudoku puzzlesFour difficulty levelsGame Center integration

Experience a visually stunning and classic Sudoku game with endless free puzzles. Choose from four difficulty levels and enjoy a vast collection of beautiful background images. Compete with others through Game Center achievements and leaderboards.

(20K)

Killer Sudoku by Sudoku.com

Math crossword & number puzzle

Killer Sudoku puzzlesThousands of levelsDaily challenges

Engage in a challenging math crossword and number puzzle experience. Solve thousands of Killer Sudoku puzzles with enhanced gameplay, daily challenges, and seasonal events. Train your brain and become a sudoku master with helpful hints and notes.

(217K)

Sudoku - Classic Math Games

Sudoku Puzzle and Brain Games

Large, eye-friendly numbersMultiple difficulty levelsAuto-complete and hints

This classic sudoku puzzle game offers a clean, eye-friendly interface with large numbers and adjustable difficulty levels for all ages. Enhance your brain training and problem-solving skills with helpful features like auto-complete, hints, and note-taking.

(5.1K)

Sudoku - Brain Puzzle Games

Sudoku - Math Puzzles

5,000+ Classic Sudoku PuzzlesFour Difficulty LevelsDaily Challenges and Rewards

Engage your mind with over 5,000 classic Sudoku puzzles across multiple difficulty levels. Enjoy daily challenges, smart hints, and customizable themes for a stress-free, offline gaming experience. Compete globally and explore new puzzle types.

(311K)