Best Free Sudoku App

240+ iOS apps & games curated and reviewed

4.7 avg rating
20 free apps & games
Updated June 2026

If you already know Sudoku, this is the deeper bench. 240+ free sudoku app apps and games for iPhone, all reviewed and ranked by user rating, recency, and download trend as of June 2026.

Top Picks for Free Sudoku App

Sudoku - No ads#1

Sudoku - No ads by Beijing Free Calculator Technology Co., Ltd.

sudoku solver & sudoku classic
Editor's Choice
📚 Education
4.2😐(3.5K ratings)
FreeIn-App Purchases
Sudoku - No ads screenshot 1
Sudoku - No ads screenshot 2
Sudoku - No ads screenshot 3
Sudoku - No ads screenshot 4
Sudoku - No ads screenshot 5
Sudoku - No ads screenshot 6

Resolve Sudoku puzzles effortlessly with this ad-free solver app. Enjoy a distraction-free experience while tackling challenging puzzles. Download now and master Sudoku with ease.

What We Love

  • 🚀 No ads
  • 👍 Simple and straightforward
  • 👍 Variety of difficulty levels
  • 👍 Separate notes and final number inputs

Room to Improve

  • 🐛 Repeated puzzle layouts
  • 🐛 Bugs and errors in puzzle generation
  • 🔒 Requires payment to access basic features (sound, difficulty settings)
Sudoku.com - Number Games#2

Sudoku.com - Number Games by Easybrain Ltd

Classic sudoku brain puzzle
Strong Contender
🎮 Games
4.8😐(1.8M ratings)
FreeAdsIn-App Purchases
#7in Games
Sudoku.com - Number Games screenshot 1
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Sudoku.com - Number Games screenshot 4
Sudoku.com - Number Games screenshot 5
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Challenge your brain with a popular sudoku app, offering classic puzzles for all levels of players. Features include hints, auto-check, notes, and various customization options. Install now for a stimulating way to unwind and keep your mind sharp!

What We Love

  • 🚀 Smooth gameplay
  • 👍 Customizable settings
  • 💡 Helpful hints and strategies
  • 🎨 Appealing visual design

Room to Improve

  • 🔍 Cluttered UI with too many ads
  • 🔋 High battery drain
  • 🐛 Bugs causing crashes and freezes
Sudoku - Classic Sudoku Games#3

Sudoku - Classic Sudoku Games by 勇 殷

Sudoku (Soduku) Brain Puzzles
Worth Considering
🎮 Games
4.8😊(19K ratings)
FreeAds
Sudoku - Classic Sudoku Games screenshot 1
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Enjoy endless free Sudoku puzzles with hints and notes for all difficulty levels. Train your brain with this intuitive and polished Sudoku game that offers a challenge or assistance to suit your style. Start playing now!

What We Love

  • 👍 User-friendly interface
  • 🚀 Smooth gameplay
  • 💡 Variety of difficulty levels
  • 🔒 No intrusive ads

Room to Improve

  • 🐛 Disappearing numbers issue
  • 🐛 Glitch with bottom left number
  • 🔋 Bright screen, no dark mode

More Free Sudoku App apps to explore

4
▻Sudoku
▻Sudoku
▻Sudoku
Best games, classic games :)
Free

Experience a new level of Sudoku with a smart point system, runs tracking, and online leaderboards. Enjoy thousands of free puzzles with varying levels of difficulty, and compete with friends and strangers through Game Center. Testers rave about its addictiveness and smooth gameplay.

🎮 Games
(653K)
5
Sudoku ▦
Sudoku ▦
Sudoku ▦
Sudoku (Soduku) Brain Puzzles
Free

Play Sudoku puzzles on your phone with thousands of free, well-formed challenges. Enjoy a classic Sudoku experience with features like hints, mistake checking, and customizable difficulty levels. Challenge yourself or relax with this timeless brain-teaser.

🎮 Games
(104K)
6
Sudoku: Number Puzzle Game!
Sudoku: Number Puzzle Game!
Sudoku: Number Puzzle Game!
Train your brain, Math puzzle
Free

Play the ultimate Sudoku puzzle game with 15,000 games and various difficulty levels. Enjoy daily challenges, different themes, hints, and more to enhance your gaming experience. Start training your brain now!

🎮 Games
(22K)
7
Sudoku ∙ Classic Sudoku Games
Sudoku ∙ Classic Sudoku Games
Sudoku ∙ Classic Sudoku Games
Brain Training - Logic Sudoku
Free

Train your brain with thousands of addictive Sudoku puzzles available for all levels, from beginners to experts. Enjoy intuitive gameplay, daily challenges, and personalized settings in this classic Sudoku app. Boost your brain power today!

🎮 Games
(17K)
8
Sudoku Puzzle - Brain Games
Sudoku Puzzle - Brain Games
Sudoku Puzzle - Brain Games
Classic Sudoku & Math Games
Free

Challenge your mind with our stimulating Sudoku Puzzle app. Exercise your brain with endless puzzles and various difficulty levels. Download now and test your problem-solving skills!

🎮 Games
(84K)
9
Sudoku・
Sudoku・
Sudoku・
by Optime Software LLC
Free

Embark on a Sudoku journey set in feudal Japan with an iOS app offering dual keypad entry, smart notes, error checking, and multiple difficulty levels. Download now for free and experience Sudoku as it should be played!

🎮 Games
(11K)
10
Sudoku Puzzle World
Sudoku Puzzle World
Sudoku Puzzle World
Beautiful Sudoku Puzzles!
Free

Enjoy stunning Sudoku puzzles with beautiful backgrounds and simple gameplay in this amazing app. Try it now for free and experience classic Sudoku fun on your device!

🎮 Games
(20K)
11
Sudoku ′
Sudoku ′
Sudoku ′
Sudoku free of distraction
Free

A classic number puzzle game app for Sudoku enthusiasts of all levels with unlimited grids, 6 difficulty levels, daily challenges, and user-friendly design. Features include fast gameplay, small storage footprint, intuitive interface, and a variety of customizable options. Available on all Apple devices. Send feedback or request features to help@mindthefrog.com.

🎮 Games
(37K)
12
Sudoku - Classic Math Games
Sudoku - Classic Math Games
Sudoku - Classic Math Games
Sudoku Puzzle and Brain Games
Free

Experience the addictive and classic Sudoku puzzle game! Train your brain with various difficulty levels, large numbers, smart hints, and more. Relax, enhance problem-solving skills, and track your progress to become a Sudoku master. Download now and start your puzzle-solving journey!

🎮 Games
(27)
13
Sudoku - Brain Puzzle Games
Sudoku - Brain Puzzle Games
Sudoku - Brain Puzzle Games
Jeux de Sudoku quotidiens
Free

Enjoy 5000 challenging Sudoku puzzles of varying difficulties every day with this addictive brain puzzle game. Test your logic and memory skills while having a great time - download now for iPhone!

🎮 Games
(300K)
14
⋆Sudoku
⋆Sudoku
⋆Sudoku
Classic Sudoku Logic Puzzles
Free

Immerse yourself in the world of classic Sudoku puzzles with an updated, user-friendly app that offers various difficulty levels, helpful hints, beautiful design, and daily challenges to keep your mind sharp. Perfect for beginners and experts alike, this app provides endless fun and relaxation while enhancing your logic and problem-solving skills. Challenge yourself today!

🎮 Games
(161K)
15
Sudoku Blast!
Sudoku Blast!
Sudoku Blast!
5-min sudoku, number fun
Free

Solve number puzzles with Sudoku Pro! Challenge your mind with this Math Quiz game. Download now and put your skills to the test!

🎮 Games
(72K)
16
Sudoku without ads
Sudoku without ads
Sudoku without ads
Pure Sudoku. No ads. Offline
Free
🎮 Games
(0)
17
Sudoku :)
Sudoku :)
Sudoku :)
Soduku Logic Puzzle Card Game
Free

Train your brain anytime, anywhere with this classic Japanese logic puzzle game. Play Sudoku on your mobile device for a challenging and fun experience that sharpens your mind.

🎮 Games
(58K)
18
Sudoku
Sudoku
Sudoku
Award winning Sudoku puzzles!
Free

Enjoy award-winning Sudoku puzzles on your iPhone and iPad. Challenge yourself with beautifully designed puzzles that test your logic and problem-solving skills. Download now and start playing!

🎮 Games
(2.5K)
19
Sudoku No Pop-up Ads
Sudoku No Pop-up Ads
Sudoku No Pop-up Ads
Number Games & Puzzles
Free

A classic number-placement puzzle game where the aim is to fill a 9x9 grid with numbers 1 to 9 in each column, row, and 3x3 block. Choose from Easy to Expert levels and enjoy the challenge. Share your feedback with the developer for continuous improvements and leave a review on the App Store if you like the game!

🎮 Games
(7.6K)
20
Sudoku Puzzle Packs
Sudoku Puzzle Packs
Sudoku Puzzle Packs
Brain Fit Challenges
Free

"Challenge your intellect with Sudoku Puzzle Packs! Master Sudoku puzzles in various sizes with features like pencil marks and cell assist. Customize your experience with colorful themes and arcade style sounds. Download now to test your skills!"

🎮 Games
(394)