Best Catdoku Apps & Games

217+ iOS apps & games curated and reviewed

4.7 avg rating
18 free apps & games
Updated April 2026

Out of 217+ catdoku apps on iOS, 18 are free and the rest sit in the paid tier. This page sorts them so you can compare both sides before you commit.

Top Picks for Catdoku

Sudoku.com - Number Games#1

Sudoku.com - Number Games by Easybrain Ltd

Classic sudoku brain puzzle
Editor's Choice
🎮 Games
4.8😐(1.8M ratings)
FreeAdsIn-App Purchases
#7in Games
Sudoku.com - Number Games screenshot 1
Sudoku.com - Number Games screenshot 2
Sudoku.com - Number Games screenshot 3
Sudoku.com - Number Games screenshot 4
Sudoku.com - Number Games screenshot 5
Sudoku.com - Number Games screenshot 6

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#2

⋆Sudoku by Brainium Studios LLC

Classic Sudoku Logic Puzzles
Strong Contender
🎮 Games
4.7😐(161K ratings)
FreeAdsIn-App Purchases
⋆Sudoku screenshot 1
⋆Sudoku screenshot 2
⋆Sudoku screenshot 3
⋆Sudoku screenshot 4
⋆Sudoku screenshot 5
⋆Sudoku screenshot 6

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!

What We Love

  • 🚀 Challenging but not too challenging
  • 👍 Great for learning advanced techniques
  • 👍 Helpful hints that teach strategies
  • 👍 Relaxing and soothing game

Room to Improve

  • 🐛 Frequent crashes and glitches
  • 🔍 Difficult to see numbers and patterns
  • 🔍 Inconsistent difficulty levels
Sudoku SE#3

Sudoku SE by Mighty Mighty Good Games

Worth Considering
🎮 Games
4.6😊(1.8K ratings)
FreeAds
Sudoku SE screenshot 1
Sudoku SE screenshot 2
Sudoku SE screenshot 3
Sudoku SE screenshot 4
Sudoku SE screenshot 5

A popular app that offers challenging Sudoku puzzles with various difficulty levels. Test your logic and problem-solving skills for hours of entertainment. Download now to start playing!

What We Love

  • 👍 Easy to navigate and play
  • 🚀 No annoying ads
  • 👍 Intuitive play and options
  • 👍 Great for memory training

Room to Improve

  • 🐛 Small buttons for big fingers
  • 🐛 Inconsistent difficulty levels
  • 🐛 Puzzles require guessing at times

More Catdoku apps to explore

4
Killer Sudoku by Sudoku.com
Killer Sudoku by Sudoku.com
Killer Sudoku by Sudoku.com
Math crossword & number puzzle
Free

Experience the ultimate challenge with a math-based crossword app that will test your logic and problem-solving skills. Tackle complex puzzles and enhance your reasoning abilities. Ready to conquer the Killer Sudoku challenge?

🎮 Games
(213K)
5
Sudoku· Classic Puzzle Games
Sudoku· Classic Puzzle Games
Sudoku· Classic Puzzle Games
Logic Puzzle Math Number Games
Free

Enjoy the classic Sudoku game for free with varying difficulty levels, hints, and features like pencil marks and error correction. Train your brain daily, solve puzzles offline, and save your progress to continue later. Start playing Sudoku today!

🎮 Games
(60K)
6
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)
7
Sudoku·
Sudoku·
Sudoku·
High Quality Sudoku Cards
Free

Pass the time and challenge your mind with this classic Sudoku game featuring daily challenges, four levels of difficulty, note-taking abilities, hints, and more. Download now for mind-challenging fun!

🎮 Games
(17K)
8
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)
9
Sudoku - Classic Sudoku Games
Sudoku - Classic Sudoku Games
Sudoku - Classic Sudoku Games
Sudoku (Soduku) Brain Puzzles
Free

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!

🎮 Games
(19K)
10
Big Bad Sudoku Book
Big Bad Sudoku Book
Big Bad Sudoku Book
by Bad Weasel, LLC
Free

Experience the top-ranked Sudoku game loved by millions worldwide. Challenge your mind with various puzzles and levels for endless fun and brain-teasing entertainment. Download now and start playing!

🎮 Games
(1.5K)
11
Sudoku by Staple Games
Sudoku by Staple Games
Sudoku by Staple Games
by Staple Games
Free

Exercise your mind with our official Sudoku puzzle game! Fill the grid with numbers 1-9 in each row, column, and sub-grid. Enjoy daily challenges, multiple levels, note-taking features, hints, and more. Download now for some brain-teasing fun!

🎮 Games
(100K)
12
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)
13
Sudoku by MobilityWare+
Sudoku by MobilityWare+
Sudoku by MobilityWare+
Easy 2 Expert Colorful Puzzles
Free

Experience a beginner-friendly Sudoku puzzle game that uses color to aid in solving, starting with easier puzzles and gradually increasing difficulty levels. Train your brain with colorful grids, smaller puzzles, and switch to hard mode as you master the game. Enjoy a refreshing take on Sudoku while still having access to traditional black and white grids for veterans. Start solving puzzles today and let color guide your way!

🎮 Games
(26K)
14
Sudoku
Sudoku
Sudoku
by Mighty Mighty Good Games
$2.99

Join millions of fans and dive into a world of Sudoku puzzles with over 1000 unique challenges on iPhone. Enjoy features like hints, multiple color schemes, and smart options for a fulfilling puzzle-solving experience. Challenge yourself with different skill levels or try Color Sudoku and Expert Sudoku for more variations and fun twists!

🎮 Games
(556)
15
Sudoku (Full Version)
Sudoku (Full Version)
Sudoku (Full Version)
by genina.com
Free

Experience the ultimate Sudoku app with 4 difficulty levels, various input modes, intelligent hints, and the ability to track your progress online through competitions and high scores. Never lose your progress with auto-save and enjoy a seamless puzzle-solving experience. Connect with our support team for any queries or feedback. Follow us on social media for updates and visit our website to start playing now!

🎮 Games
(8.4K)
16
Good Sudoku+
Good Sudoku+
Good Sudoku+
Sudoku that loves you
Free

An AI-powered Sudoku app with over 70,000 high-quality puzzles, multiple modes, and difficulty levels. Features include busywork reduction tools, hint support, global leaderboards, and the ability to import custom puzzles. Experience a new level of Sudoku enjoyment and skill-building with Good Sudoku!

🎮 Games
(596)
17
Sudoku ◆
Sudoku ◆
Sudoku ◆
Sudoku Logic Puzzle Card Game
Free

Experience the ultimate Sudoku game with customizable boards and multiple difficulty levels, perfect for beginners and experts alike. Track your progress, improve your skills, and challenge yourself with relaxing or challenging puzzles. Download now and start playing!

🎮 Games
(18K)
18
Sudoku by Joseph
Sudoku by Joseph
Sudoku by Joseph
Jigsaw Killer Samurai Puzzles
Free

Experience addictive puzzle fun with Sudoku ;-) on your iPhone or iPad! Challenge your logical prowess with carefully crafted puzzles of varying difficulty levels. Enjoy an ad-free gameplay experience with features like undo and hints. Join millions of players and download now for the ultimate Sudoku experience!

🎮 Games
(2.4K)
19
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)
20
Sudoku ′ No ads
Sudoku ′ No ads
Sudoku ′ No ads
Classic number puzzle game
$1.99

A classic Sudoku app for all skill levels with no ads, various difficulty levels, daily challenges, and a user-friendly design. Features include fast gameplay, small storage footprint, undo/redo options, multiple grids, and customization settings. Available on iPad, iPhone, and iPod touch. For feedback or feature requests, email help@mindthefrog.com.

🎮 Games
(26K)