Best Free Sudoku App

250+ iOS apps & games curated and reviewed

4.7 avg rating
20 free apps & games
Updated September 2026

If you already know Sudoku ∙ Classic Sudoku Games, this is the deeper bench. 250+ free sudoku app for iPhone, all reviewed and ranked by user rating, recency, and download trend as of September 2026.

Compare top Free Sudoku App (September 2026)

#AppPriceRatingAdsIn-App PurchasesUpdated
1Sudoku ∙ Classic Sudoku GamesSudoku ∙ Classic Sudoku GamesFree4.7★ (23K)YesYesOct 2026
2▻Sudoku - Classic Brain Game▻Sudoku - Classic Brain GameFree4.8★ (661K)YesYesOct 2026
3Sudoku.com - Number GamesSudoku.com - Number GamesFree4.8★ (1.9M)YesYesOct 2026
4Sudoku - Brain Puzzle GamesSudoku - Brain Puzzle GamesFree4.8★ (311K)YesYesOct 2026
5Sudoku - Classic Sudoku GamesSudoku - Classic Sudoku GamesFree4.8★ (21K)YesNoOct 2026
6Sudoku by Staple GamesSudoku by Staple GamesFree4.8★ (104K)YesNoOct 2026
7Sudoku ▦Sudoku ▦Free4.7★ (104K)YesNoOct 2026
8⋆Sudoku⋆SudokuFree4.7★ (161K)YesYesOct 2026

Top Picks for Free Sudoku App

Sudoku ∙ Classic Sudoku Games#1

Sudoku ∙ Classic Sudoku Games by nerByte GmbH

Brain Training - Logic Sudoku
Editor's Choice
🎮 Games
4.7😊(23K ratings)
FreeAdsIn-App Purchases
Sudoku ∙ Classic Sudoku Games screenshot 1
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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
  • 👍 Tracks statistics and progress

Room to Improve

  • 🐛 Occasional freezing/crashing issues
  • 📢 Frequent ad interruptions
  • 🔍 Hint button doesn't always work as expected
▻Sudoku - Classic Brain Game#2

▻Sudoku - Classic Brain Game by PeopleFun CG, LLC

Logic puzzles & Mind games
Strong Contender
🎮 Games
4.8😊(661K 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
▻Sudoku - Classic Brain Game screenshot 5
▻Sudoku - Classic Brain Game screenshot 6

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
  • 🧠 Keeps the mind active

Room to Improve

  • 🔍 Inconsistent scoring system
  • 🔧 Overlapping buttons/controls
  • 🔊 Annoying audio effects
  • 📽️ Intrusive and repetitive ads
  • 🐛 Occasional bugs and glitches
Sudoku.com - Number Games#3

Sudoku.com - Number Games by Easybrain Ltd

Logic puzzles and mind games
Worth Considering
🎮 Games
4.8😐(1.9M ratings)
FreeAdsIn-App Purchases
#7in Games
Sudoku.com - Number Games screenshot 1
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Sudoku.com - Number Games screenshot 5
Sudoku.com - Number Games screenshot 6

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.

What We Love

  • 🚀 Smooth gameplay
  • 👍 Customizable settings
  • 💡 Helpful hints and strategies
  • 🎨 Appealing visual design
  • ⏱️ Tracking of stats and progress

Room to Improve

  • 🔍 Cluttered UI with too many ads
  • 🔋 High battery drain
  • 🐛 Bugs causing crashes and freezes
  • 🤔 Difficulty levels not challenging enough

More Free Sudoku App apps to explore

FAQ about Free Sudoku App

What is the best free sudoku app for iPhone?
Sudoku ∙ Classic Sudoku Games tops our free sudoku app ranking as of September 2026, with a 4.7-star average from 23K App Store ratings, and it's free to download.
Sudoku ∙ Classic Sudoku Games shows ads and offers in-app purchases, according to its App Store listing as of September 2026.
We track 250+ free sudoku app on the iOS App Store as of September 2026, ranked by rating, recency, and analysis of real user reviews.