Best Diagonal Sudoku Apps & Games

237+ iOS apps & games curated and reviewed

4.7 avg rating
19 free apps & games
Updated May 2026

Whether you're new to diagonal sudoku or looking for an upgrade, our curated collection of 237+ iOS apps and games has something for everyone. Each app is reviewed and rated by real users, helping you make an informed decision.

Top Picks for Diagonal Sudoku

Sudoku: Classic & Variations#2

Sudoku: Classic & Variations by Conceptis Ltd.

No ads. More fun.
Strong Contender
🎮 Games
4.8😊(1K ratings)
FreeIn-App Purchases
Sudoku: Classic & Variations screenshot 1
Sudoku: Classic & Variations screenshot 2
Sudoku: Classic & Variations screenshot 3
Sudoku: Classic & Variations screenshot 4
Sudoku: Classic & Variations screenshot 5

Challenge your mind with our classic puzzle game that tests logic and problem-solving skills. Play through various levels of difficulty and improve your mental agility. Download now and start sharpening your mind!

What We Love

  • 👍 No ads
  • 👍 Variety of puzzle types
  • 👍 Intuitive interface
  • 👍 Accurate difficulty ratings

Room to Improve

  • 🐛 Occasional crashes or freezes
  • 💡 Desire for more free/cheaper puzzle packs
  • 💡 Lack of dark mode option
⋆Sudoku#3

⋆Sudoku by Brainium Studios LLC

Classic Sudoku Logic Puzzles
Worth Considering
🎮 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

More Diagonal Sudoku apps to explore

4
Samurai Sudoku
Samurai Sudoku
Samurai Sudoku
5 Small Merged Into 1 Big
Free
🎮 Games
(374)
5
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)
6
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)
7
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)
8
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)
9
▻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)
10
Sudoku Revolution
Sudoku Revolution
Sudoku Revolution
Hyper, Even Odd, Diagonal
Free

Experience a fresh take on traditional Sudoku with new and exciting rules, including Hyper, Even Odd, and Diagonal modes, across hundreds of levels. Challenge yourself with various game modes, utilize helpful features like hints and auto-save, and compete for achievements to become a Sudoku master.

🎮 Games
(34)
11
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)
12
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)
13
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)
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·
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)
16
Sudoku: Train Brain Puzzles
Sudoku: Train Brain Puzzles
Sudoku: Train Brain Puzzles
Play Sudoku, enjoy the logic!
Free

Train your brain with this Sudoku puzzle game that offers over 20,000 unique puzzles and 8 difficulty levels. Enjoy features like Smart Hints, Pencil Mode, and offline play. Start playing now for a fun and challenging experience!

🎮 Games
(17K)
17
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)
18
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)
19
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)
20
Sudoku ⋆⋆
Sudoku ⋆⋆
Sudoku ⋆⋆
Unlimited Sudoku Puzzle Games
Free

A classic Sudoku game with unlimited puzzles and customizable themes for all skill levels. Features include unlimited hints, pencil marks for notes, and auto-save functionality. Improve your skills, track stats, and become a Sudoku Grand Master by playing now!

🎮 Games
(18K)