Best Classic Sudoku Free Apps & Games

243+ iOS apps & games curated and reviewed

4.7 avg rating
20 free apps & games
Updated June 2026

With an average user rating of 4.7★, the classic sudoku free category is one of the App Store's strongest. Browse all 243+ apps and games we track, sorted so the most loved ones surface first.

Top Picks for Classic Sudoku Free

Sudoku ∙ Classic Sudoku Games#1

Sudoku ∙ Classic Sudoku Games by nerByte GmbH

Brain Training - Logic Sudoku
Editor's Choice
🎮 Games
4.8😊(17K ratings)
FreeAdsIn-App Purchases
Sudoku ∙ Classic Sudoku Games screenshot 1
Sudoku ∙ Classic Sudoku Games screenshot 2
Sudoku ∙ Classic Sudoku Games screenshot 3
Sudoku ∙ Classic Sudoku Games screenshot 4
Sudoku ∙ Classic Sudoku Games screenshot 5
Sudoku ∙ Classic Sudoku Games screenshot 6

Engage your mind with a classic Sudoku puzzle game offering thousands of challenges for all skill levels. Enjoy a user-friendly interface, daily brain training, and helpful hints to master even the most difficult grids. Play offline and track your progress with detailed statistics.

What We Love

  • 👍 Smooth gameplay
  • 🚀 Quick ads that don't disrupt gameplay
  • 💡 Helpful hints and strategy tutorials
  • 👍 Customizable settings and themes

Room to Improve

  • 🐛 Occasional freezing/crashing issues
  • 📢 Frequent ad interruptions
  • 🔍 Hint button doesn't always work as expected
Судоку - Головоломки для мозга#2

Судоку - Головоломки для мозга by Oakever Games

Математические логические игры
Strong Contender
🎮 Games
4.8😐(303K ratings)
FreeAdsIn-App Purchases
#81in Games
Судоку - Головоломки для мозга screenshot 1
Судоку - Головоломки для мозга screenshot 2
Судоку - Головоломки для мозга screenshot 3
Судоку - Головоломки для мозга screenshot 4
Судоку - Головоломки для мозга screenshot 5

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.

What We Love

  • 🚀 Fun game with different difficulty levels
  • 👍 Minimal ads between games
  • 🧠 Challenges the mind
  • 🌟 Useful features like pencil mode and hints

Room to Improve

  • 🔍 Unclear purpose of tickets
  • 🔀 Automatic number selection in map mode
  • 🔧 Auto-complete feature changed to on/off
▻Sudoku - Classic Brain Game#3

▻Sudoku - Classic Brain Game by PeopleFun CG, LLC

Best games, classic games :)
Worth Considering
🎮 Games
4.8😊(657K ratings)
FreeAdsIn-App Purchases
▻Sudoku - Classic Brain Game screenshot 1
▻Sudoku - Classic Brain Game screenshot 2
▻Sudoku - Classic Brain Game screenshot 3
▻Sudoku - Classic Brain Game screenshot 4

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

Room to Improve

  • 🔍 Inconsistent scoring system
  • 🔧 Overlapping buttons/controls
  • 🔊 Annoying audio effects

More Classic Sudoku Free apps to explore

4
Sudoku - Number Brain Games
Sudoku - Number Brain Games
Sudoku - Number Brain Games
Classic Sudoku Math Puzzle
Free

Engage your logic skills with this classic number-placement puzzle. Solve thousands of daily challenges across four difficulty levels, with helpful hints and error correction tools. Enjoy a smooth, paper-like interface that automatically saves your progress.

Thousands of daily Sudoku puzzlesFour difficulty levelsNotes (Pencil) mode
🎮 Games
(9.2K)
free with in-app purchases
5
Sudoku - Classic Sudoku Games
Sudoku - Classic Sudoku Games
Sudoku - Classic Sudoku Games
Sudoku (Soduku) Brain Puzzles
Free

Engage your mind with a classic Sudoku puzzle game offering an endless supply of challenges. Choose from four difficulty levels and utilize helpful tools like hints and auto-check to enhance your gameplay experience. Train your brain anytime, anywhere with this intuitive and polished application.

Endless free Sudoku puzzlesFour difficulty levelsHints
🎮 Games
(20K)
ad-supported
6
Sudoku· Classic Puzzle Games
Sudoku· Classic Puzzle Games
Sudoku· Classic Puzzle Games
Logic Puzzle Math Number Games
Free

This app offers a comprehensive Sudoku experience with thousands of puzzles across multiple difficulty levels. It includes features like hints, step-by-step help, customizable gameplay, and offline play. Track your progress, unlock achievements, and explore classic and modern Sudoku variations.

Unlimited Sudoku puzzlesDaily Sudoku challengesHints and step-by-step help
🎮 Games
(60K)
free with in-app purchases
7
Sudoku Puzzle - Brain Games
Sudoku Puzzle - Brain Games
Sudoku Puzzle - Brain Games
Classic Sudoku & Math Games
Free

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.

Thousands of Sudoku puzzlesFour difficulty levels (Easy, Medium, Hard, Expert)Note-taking mode
🎮 Games
(84K)
free with in-app purchases
8
Sudoku Blast!
Sudoku Blast!
Sudoku Blast!
5-min sudoku, number fun
Free

This app offers a clean and focused sudoku experience with thousands of handcrafted puzzles for all skill levels. Enjoy a calm environment for brain training, with options for offline play and ad-free solving. Learn strategies with smart hints and daily challenges.

Thousands of handcrafted sudoku puzzlesMinimalist and clean designOptional ad-free mode
🎮 Games
(72K)
free with in-app purchases
9
Stress Free Sudoku Game Book!
Stress Free Sudoku Game Book!
Stress Free Sudoku Game Book!
200,000 Puzzles, Easy-Expert
Free

Enjoy a relaxing Sudoku experience with over 200,000 puzzles across five difficulty levels. This game offers no timers or penalties, allowing you to play at your own pace. Features include helpful highlighting, undo support, and automatic progress saving.

200,000 Sudoku puzzles5 difficulty levelsNo timers or penalties
🎮 Games
(10K)
free with in-app purchases
10
Sudoku.com - Number Games
Sudoku.com - Number Games
Sudoku.com - Number Games
Classic sudoku brain puzzle
Free

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.

Thousands of classic Sudoku puzzlesDaily Challenges and Seasonal EventsHints and Auto-Check features
🎮 Games
(1.8M)
free with in-app purchases
11
Sudoku - The Classic one
Sudoku - The Classic one
Sudoku - The Classic one
by Yoogalab, SL
Free

Engage your mind with a classic logic puzzle game offering thousands of free Sudoku challenges. With adjustable difficulty levels, note-taking features, and helpful boosters, it's designed to sharpen cognitive skills and provide hours of engaging gameplay for all ages.

Thousands of free Sudoku puzzlesMultiple difficulty levelsDaily challenge puzzles
🎮 Games
(103)
free with in-app purchases
12
Sudoku Color - Classic Puzzle!
Sudoku Color - Classic Puzzle!
Sudoku Color - Classic Puzzle!
Original Number Puzzles
Free

Experience the classic Sudoku puzzle with a vibrant, colorful twist. This app offers an engaging approach to mastering logic and strategy, with options for both beginners and seasoned players. Enjoy a gentler visual experience and customizable difficulty levels.

Colorful Sudoku gridsAdjustable difficulty levelsSmaller puzzle options for beginners
🎮 Games
(34K)
free with in-app purchases
13
Sudoku - Classic Math Games
Sudoku - Classic Math Games
Sudoku - Classic Math Games
Sudoku Puzzle and Brain Games
Free

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.

Large, eye-friendly numbersMultiple difficulty levelsAuto-complete and hints
🎮 Games
(3.8K)
free with in-app purchases
14
Sudoku (Full Version)
Sudoku (Full Version)
Sudoku (Full Version)
by genina.com
Free

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.

4 difficulty levels3 input modesPencil marks with auto fill/erase
🎮 Games
(8.4K)
free with in-app purchases
15
Sudoku by Staple Games
Sudoku by Staple Games
Sudoku by Staple Games
by Staple Games
Free

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.

Daily ChallengeFour difficulty levelsNumber removal assistance
🎮 Games
(100K)
ad-supported
16
Sudoku: Killer, Classic Sudoku
Sudoku: Killer, Classic Sudoku
Sudoku: Killer, Classic Sudoku
Brain Training, Logic Puzzle
Free

Engage your mind with classic and killer Sudoku puzzles. Offers multiple difficulty levels, daily challenges, and helpful hints. Play offline and track your progress with detailed statistics.

Classic SudokuKiller SudokuMini Sudoku
🎮 Games
(10)
free with in-app purchases
17
Sudoku by Joseph
Sudoku by Joseph
Sudoku by Joseph
Jigsaw Killer Samurai Puzzles
Free

This app offers a comprehensive Sudoku experience with 12 unique puzzle variants, including classic, jigsaw, and killer modes. Enjoy daily challenges, customizable themes, and detailed statistics. Start with free variants and unlock all puzzles with a premium subscription.

12 unique Sudoku variantsClassic, Jigsaw, and Killer SudokuDaily Challenge puzzles
🎮 Games
(2.4K)
freemium
18
Sudoku - No ads
Sudoku - No ads
Sudoku - No ads
sudoku solver & sudoku classic
Free

Engage in a classic Sudoku experience with multiple difficulty levels suitable for all ages. Enjoy a clean interface, track your game history, and access unlimited solutions with a yearly subscription.

Multiple difficulty levelsBeautiful and concise interfaceGame history tracking
📚 Education
(3.5K)
subscription
19
Sudoku No Pop-up Ads
Sudoku No Pop-up Ads
Sudoku No Pop-up Ads
Number Games & Puzzles
Free

Enjoy a classic logic-based number puzzle with no disruptive pop-up ads. Choose from six difficulty levels, get smart hints, and track your progress. This game offers a relaxing yet challenging experience for all skill levels.

No intrusive pop-up adsSix difficulty levelsSmart hints system
🎮 Games
(8.7K)
free with in-app purchases
20
Sudoku ▦
Sudoku ▦
Sudoku ▦
Sudoku (Soduku) Brain Puzzles
Free

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.

Thousands of free puzzlesClassic Sudoku designPencil mode for notes
🎮 Games
(104K)
free with in-app purchases