Best The Sudoku App

250+ iOS apps & games curated and reviewed

4.7 avg rating
19 free apps & games
Updated September 2026

Every iPhone needs a few good the sudoku app. We benchmark 250+ of them on App Store rating, freshness, and pricing, then surface the standouts so you don't have to scroll the App Store yourself.

Compare top The Sudoku App (September 2026)

#AppPriceRatingAdsIn-App PurchasesUpdated
1Sudoku ′Sudoku ′Free4.7★ (38K)YesYesSep 2026
2⋆Sudoku⋆SudokuFree4.7★ (161K)YesYesSep 2026
3Sudoku :)Sudoku :)Free4.7★ (59K)YesYesSep 2026
4Sudoku Puzzle WorldSudoku Puzzle WorldFree4.8★ (20K)YesYesSep 2026
5▻Sudoku - Classic Brain Game▻Sudoku - Classic Brain GameFree4.8★ (661K)YesYesSep 2026
6Sudoku ◆Sudoku ◆Free4.6★ (18K)YesYesSep 2026
7Sudoku ∙ Classic Sudoku GamesSudoku ∙ Classic Sudoku GamesFree4.7★ (23K)YesYesSep 2026
8Killer Sudoku - Brain GamesKiller Sudoku - Brain GamesFree4.7★ (27K)YesYesSep 2026

Top Picks for The Sudoku App

Sudoku ′#1

Sudoku ′ by Mind The Frog, Inc.

Sudoku free of distraction
Editor's Choice
🎮 Games
4.7😊(38K ratings)
FreeAdsIn-App Purchases
Sudoku ′ screenshot 1
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Sudoku ′ screenshot 5

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.

What We Love

  • 👍 Easy to use
  • 🧠 Challenging levels
  • 🎨 Customizable colors
  • 📝 Helpful note-taking feature
  • 🔍 Number highlighting

Room to Improve

  • 🔍 Confusing note-taking behavior
  • 🔍 Difficulty level jumps
  • 🔍 Ads interrupting gameplay
  • 🔍 Lack of progress tracking
  • 🔍 Unstable on some devices
⋆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
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⋆Sudoku screenshot 5
⋆Sudoku screenshot 6

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.

What We Love

  • 🚀 Challenging but not too challenging
  • 👍 Great for learning advanced techniques
  • 👍 Helpful hints that teach strategies
  • 👍 Relaxing and soothing game
  • 👍 Customizable themes and settings
  • 👍 Great for exercising the brain

Room to Improve

  • 🐛 Frequent crashes and glitches
  • 🔍 Difficult to see numbers and patterns
  • 🔍 Inconsistent difficulty levels
  • 🔍 Overly distracting UI elements
  • 🔍 Too many intrusive ads
  • 🔍 Inability to disable ads without paying
Sudoku :)#3

Sudoku :) by Maple Media Apps, LLC

Sudoku Logic Puzzle Card Game
Worth Considering
🎮 Games
4.7😊(59K ratings)
FreeAdsIn-App Purchases
Sudoku :) screenshot 1
Sudoku :) screenshot 2
Sudoku :) screenshot 3
Sudoku :) screenshot 4
Sudoku :) screenshot 5

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.

What We Love

  • 🚀 Great game
  • 👍 User-friendly interface
  • 📊 Tracks stats and times
  • 💡 Useful features like pencil mode
  • 🧠 Challenges the brain

Room to Improve

  • 🔍 Intrusive ads
  • 💰 Expensive ad-free version
  • 🐛 Crashes and freezes
  • 🔋 Battery draining
  • 🔇 Disrupts audio playback

More The Sudoku App apps to explore

FAQ about The Sudoku App

What is the best the sudoku app for iPhone?
Sudoku ′ tops our the sudoku app ranking as of September 2026, with a 4.7-star average from 38K App Store ratings, and it's free to download.
Yes — 19 of the top the sudoku app we rank are free to download, including Sudoku ′ and ⋆Sudoku.
Sudoku ′ shows ads and offers in-app purchases, according to its App Store listing as of September 2026.
We track 250+ the sudoku app on the iOS App Store as of September 2026, ranked by rating, recency, and analysis of real user reviews.
This app provides an unlimited supply of Sudoku puzzles playable online or offline. It caters to all skill levels with six difficulty settings, daily challenges, and a clean, ergonomic design. Key features include undo/redo, note-taking, and error highlighting for a smooth gameplay experience.
The app offers unlimited Sudoku grids, playable offline, across six difficulty levels from easy to diabolical. It includes daily challenges, a distraction-free interface with big buttons, undo/redo, 10 concurrent grids, automatic and manual notes, and conflict/error highlighting.