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Best Classic Sudoku Free Apps & Games

250+ iOS apps & games curated and reviewed

4.6 avg rating
20 free apps & games
Updated July 2026

With an average user rating of 4.6★, the classic sudoku free category is one of the App Store's strongest. Browse all 250+ apps and games we track, sorted so the most loved ones surface first.

Compare top Classic Sudoku Free Apps & Games (July 2026)

#AppPriceRatingAdsIn-App PurchasesUpdated
1Sudoku ∙ Classic Sudoku GamesSudoku ∙ Classic Sudoku GamesFree4.7★ (23K)YesYesAug 2026
2▻Sudoku - Classic Brain Game▻Sudoku - Classic Brain GameFree4.8★ (658K)YesYesAug 2026
3Sudoku.com - Number GamesSudoku.com - Number GamesFree4.8★ (1.8M)YesYesAug 2026
4Sudoku - Classic Sudoku GamesSudoku - Classic Sudoku GamesFree4.8★ (20K)YesNoAug 2026
5Sudoku - Brain Puzzle GamesSudoku - Brain Puzzle GamesFree4.8★ (304K)YesYesAug 2026
6Sudoku ▦Sudoku ▦Free4.7★ (104K)YesNoAug 2026
7Sudoku Classic: Number PuzzlesSudoku Classic: Number PuzzlesFree4.8★ (375)YesYesAug 2026
8⋆Sudoku⋆SudokuFree4.7★ (161K)YesYesAug 2026

Top Picks for Classic Sudoku Free

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
Sudoku ∙ Classic Sudoku Games screenshot 2
Sudoku ∙ Classic Sudoku Games screenshot 3
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

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😊(658K 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

Room to Improve

  • 🔍 Inconsistent scoring system
  • 🔧 Overlapping buttons/controls
  • 🔊 Annoying audio effects
Sudoku.com - Number Games#3

Sudoku.com - Number Games by Easybrain Ltd

Logic puzzles and mind games
Worth Considering
🎮 Games
4.8😐(1.8M ratings)
FreeAdsIn-App Purchases
#5in 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

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

Room to Improve

  • 🔍 Cluttered UI with too many ads
  • 🔋 High battery drain
  • 🐛 Bugs causing crashes and freezes

More Classic Sudoku Free apps to explore

4
Sudoku - Classic Sudoku Games
Sudoku - Classic Sudoku Games
Sudoku - Classic Sudoku Games
Sudoku (Soduku) Brain Puzzles
Free

Engage your mind with a classic Sudoku puzzle game offering an endless supply of challenges. Choose from four difficulty levels and utilize helpful tools like hints and auto-check to enhance your gameplay experience. Train your brain anytime, anywhere with this intuitive and polished application.

Endless free Sudoku puzzlesFour difficulty levelsHints
🎮 Games
(20K)
ad-supported
5
Sudoku - Brain Puzzle Games
Sudoku - Brain Puzzle Games
Sudoku - Brain Puzzle Games
Sudoku - Math Puzzles
Free

Engage your mind with over 5,000 classic Sudoku puzzles across multiple difficulty levels. Enjoy daily challenges, smart hints, and customizable themes for a stress-free, offline gaming experience. Compete globally and explore new puzzle types.

5,000+ Classic Sudoku PuzzlesFour Difficulty LevelsDaily Challenges and Rewards
🎮 Games
(304K)
free with in-app purchases
6
Sudoku ▦
Sudoku ▦
Sudoku ▦
Sudoku (Soduku) Brain Puzzles
Free

Enjoy the classic paper-and-pencil puzzle game on your phone with a clean, elegant design. Challenge your mind with multiple difficulty levels and helpful tools to aid your solving experience.

Thousands of free puzzlesClassic Sudoku designPencil mode for notes
🎮 Games
(104K)
free with in-app purchases
7
Sudoku Classic: Number Puzzles
Sudoku Classic: Number Puzzles
Sudoku Classic: Number Puzzles
Daily Brain & Logic Game
Free

Engage your mind with a classic logic puzzle game. Offers beautifully crafted boards across multiple difficulty levels, with smart hints to guide your progress. Track your performance and enjoy a seamless experience with cloud sync.

Beautiful handcrafted boards6 playing levelsSmart hints
🎮 Games
(375)
free with in-app purchases
8
⋆Sudoku
⋆Sudoku
⋆Sudoku
Classic Sudoku Logic Puzzles
Free

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.

Smart hint system teaches logicFive difficulty levelsDaily puzzle challenges
🎮 Games
(161K)
free with in-app purchases
9
Sudoku· Classic Puzzle Games
Sudoku· Classic Puzzle Games
Sudoku· Classic Puzzle Games
Logic Puzzle Math Number Games
Free

This app offers a comprehensive Sudoku experience with thousands of puzzles across multiple difficulty levels. It includes features like hints, step-by-step help, customizable gameplay, and offline play. Track your progress, unlock achievements, and explore classic and modern Sudoku variations.

Unlimited Sudoku puzzlesDaily Sudoku challengesHints and step-by-step help
🎮 Games
(63K)
free with in-app purchases
10
Sudoku :)
Sudoku :)
Sudoku :)
Soduku Logic Puzzle Card Game
Free

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.

Four difficulty settingsCustomizable background colorsEmoji number option
🎮 Games
(59K)
free with in-app purchases
11
Sudoku - No Ads & Distractions
Sudoku - No Ads & Distractions
Sudoku - No Ads & Distractions
Pure sudoku without ads
Free
🎮 Games
(0)
12
Sudoku Puzzle - Brain Games
Sudoku Puzzle - Brain Games
Sudoku Puzzle - Brain Games
Classic Sudoku & Math Games
Free

Engage your mind with a classic Sudoku puzzle game offering thousands of challenges across four difficulty levels. Features include note-taking, auto-check, daily challenges, and hints to aid your brain training.

Thousands of Sudoku puzzlesFour difficulty levels (Easy, Medium, Hard, Expert)Note-taking mode
🎮 Games
(87K)
free with in-app purchases
13
Sudoku - Number Brain Games
Sudoku - Number Brain Games
Sudoku - Number Brain Games
Classic Sudoku Math Puzzle
Free

Engage your logic skills with this classic number-placement puzzle. Solve thousands of daily challenges across four difficulty levels, with helpful hints and error correction tools. Enjoy a smooth, paper-like interface that automatically saves your progress.

Thousands of daily Sudoku puzzlesFour difficulty levelsNotes (Pencil) mode
🎮 Games
(14K)
free with in-app purchases
14
Sudoku Color - Classic Puzzle!
Sudoku Color - Classic Puzzle!
Sudoku Color - Classic Puzzle!
Original Number Puzzles
Free

Experience the classic Sudoku puzzle with a vibrant, colorful twist. This app offers an engaging approach to mastering logic and strategy, with options for both beginners and seasoned players. Enjoy a gentler visual experience and customizable difficulty levels.

Colorful Sudoku gridsAdjustable difficulty levelsSmaller puzzle options for beginners
🎮 Games
(35K)
free with in-app purchases
15
Sudoku by Staple Games
Sudoku by Staple Games
Sudoku by Staple Games
by Staple Games
Free

Engage your mind with classic Sudoku puzzles. This app offers a clean, modern interface designed to minimize distractions and enhance focus. Enjoy daily challenges and track your progress across multiple difficulty levels.

Daily ChallengeFour difficulty levelsNumber removal assistance
🎮 Games
(102K)
ad-supported
16
Sudoku 99: Game Collection
Sudoku 99: Game Collection
Sudoku 99: Game Collection
Classic, Killer & More
Free

This app offers a comprehensive collection of Sudoku puzzles, including classic and numerous advanced variants. Enjoy offline play with helpful tools like notes, undo/redo, and mistake-friendly options. Explore new logic challenges beyond the standard grid.

Classic SudokuAdvanced Sudoku variantsOffline play
🎮 Games
(4)
free with in-app purchases
17
Sudoku Doku
Sudoku Doku
Sudoku Doku
Classic logic number puzzles
Free

Engage your mind with a modern take on classic logic number puzzles. Offers multiple difficulty levels, smart hints, and a distraction-free design to help you focus and improve your skills. Enjoy daily challenges and track your progress.

Multiple difficulty levels (Easy, Medium, Hard, Expert)Smart hints and error highlightingNotes mode (pencil marks)
🎮 Games
(3)
ad-supported
18
Sudoku - Classic Logic Puzzle
Sudoku - Classic Logic Puzzle
Sudoku - Classic Logic Puzzle
Classic Brain Logic Puzzle
Free
🎮 Games
(0)
19
Sudoku-Hero
Sudoku-Hero
Sudoku-Hero
Detailed hints, no ads
Free

Engage with a modern Sudoku puzzle game featuring handcrafted challenges across various difficulties. Track your progress, connect with friends for competitive play, and unlock cosmetic items with earned in-game currency. Enjoy a polished, offline-friendly experience suitable for all skill levels.

Handcrafted puzzlesMultiple difficulty levelsProgress tracking
🎮 Games
(14)
free with in-app purchases
20
Sudoku Classic - Number Puzzle
Sudoku Classic - Number Puzzle
Sudoku Classic - Number Puzzle
Daily Logic & Brain Games
Free
🎮 Games
(0)

FAQ about Classic Sudoku Free

What are the best classic sudoku free apps & games for iPhone?
Sudoku ∙ Classic Sudoku Games tops our classic sudoku free apps & games ranking as of July 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 July 2026.
We track 250+ classic sudoku free apps & games on the iOS App Store as of July 2026, ranked by rating, recency, and analysis of real user reviews.
This app offers the classic Sudoku puzzle game with thousands of free puzzles designed for brain training. It caters to all skill levels, from beginners to experts, and provides a fun and engaging way to challenge your logic and problem-solving abilities.
Key features include thousands of puzzles across multiple difficulty levels, daily challenges, a note-taking system with automatic error correction, explanatory hints with step-by-step instructions, number highlighting, and extensive statistics to track your progress. It also offers customizable color themes and display zoom.