Comparison

Sudoku vs Sudoku ′

Price, ratings, monetisation and update history for both games, side by side — with what reviewers say about each.

Head to head
About

Sudoku

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.

Highlights
  • Four difficulty settings
  • Customizable background colors
  • Emoji number option
  • Duplicate highlighting
  • Unlimited Undo/Redo
  • Autosave functionality
  • Leaderboards and achievements
  • Note-taking feature
Features
Read full description

Train your brain anytime—and anywhere—with Sudoku :), the classic Japanese logic puzzle game. Playing Sudoku on your mobile device is fun & easy! Now you can take your favorite Japanese game wherever you go. Give your mind a workout with advanced difficulty, or play easier levels to exercise your brain. The Sudoku :) app offers access to many fun features. Game features: ● Play Sudoku games with four different difficulty settings: Easy, Medium, Hard & Expert ● Personalize your gameplay with custom background colors ● Switch numbers to emojis for a fun new way to play ● Highlight duplicates to avoid repeating numbers in rows, columns & blocks ● Use unlimited Undo & Redo actions ● Stop & resume the game anytime with Autosave ● Track your scores & completion times against top Sudoku players with leaderboards and achievements ● Keep track of possible numbers in the grid with Note-taking ● See your progress with Logic Puzzles Completed and Top Completion Times With user-friendly boards, this Sudoku puzzle game is rated one of the top brain games. Whether you are new to this classic puzzle game or you’ve been playing for years, give yourself a fun & challenging game experience with Sudoku :) everywhere you go. Download Sudoku :) on your iPhone & iPad today We hope you enjoy playing Sudoku :) Questions or feedback, please email us at contact@maplemedia.io for fast & friendly support. Brought to you by Maple Media. Visit us at https://maplemedia.io. Terms of Service and Subscription Terms: https://maplemedia.io/terms-of-service/ Privacy Policy: https://maplemedia.io/privacy/ - Level up your Sudoku experience with the Sudoku Membership subscription! Enjoy Ad-free game play, customize with unique backgrounds and mix it up with the new Emoji grid! - Once subscribed, payment will be charged to iTunes Account at confirmation of purchase if you subscribe - Subscription automatically renews unless auto-renew is turned off at least 24-hours before the end of the current period - Account will be charged for renewal within 24-hours prior to the end of the current period, and identify the cost of the subscription's renewal - Subscriptions may be managed by the user and auto-renewal may be turned off by going to the user's Account Settings after purchase.

About

Sudoku ′

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.

Highlights
  • Unlimited Sudoku grids
  • Offline play
  • 6 difficulty levels
  • Daily challenges
  • Undo/Redo functionality
  • Automatic and manual notes
  • Conflict and error highlighting
Features
Read full description

Sudoku for beginners and advanced players alike, with unlimited grids on or offline, 6 difficulty levels ranging from "easy" to "diabolical," daily challenges, and a beautiful ergonomic design. Sudoku with no distractions: - Fast: no lengthy intros or slow animations. - Small: doesn't eat up a lot of storage on your device. - Friendly: big buttons avoid fat-fingering. - Non-intrusive: plays your music and nothing else. Sudoku with all the nuts and bolts: - Undo / Redo. - 10 concurrent grids. - Automatic and manual notes. - Conflict and error highlighting. - Customizable input and display settings. Sudoku on all your devices: - Universal: iPad, iPhone, and iPod touch. - Retina: native resolution on all screens. For feature requests and feedback, please email us at help@mindthefrog.com. Enjoy, The friendly team at mindthefrog :)

Screenshots

Sudoku4 screens
Sudoku ′4 screens

Verdict

The call

Sudoku and Sudoku ′ both sit at 4.7 stars, but that hides the real split: 82% of Sudoku ′'s written reviews are positive against 65% of Sudoku's. Sudoku ′ also leads on iOS requirement (12.4 vs 15.0). Sudoku's advantage is update cadence (monthly vs every 3 months). On price, rating, ratings volume and ads there is nothing between them.

Scored on Price · Rating · Positive reviews · Number of ratings · Update frequency · Ads · In-app purchases · Monetization · Best chart rank · Devices · Requires iOS

CostPrice · In-app purchases · Ads · Monetization

Both are free to download. Sudoku sells 11 in-app purchases, starting at $0.99 per month and Sudoku ′ sells 1 one-off in-app purchase. Whichever you choose, the download price is not the number that matters.

ReceptionRating · Positive reviews · Number of ratings

On the App Store both sit at effectively the same score — 4.7 for Sudoku against 4.7 for Sudoku ′. Both are backed by a comparable volume of ratings — 59K and 39K respectively. Written reviews are what separate them: 65% of Sudoku's written reviews are positive against 82% of Sudoku ′'s.

UpkeepUpdate frequency

Sudoku ships an update monthly, Sudoku ′ every 3 months. Both last shipped on October 30, 2026.

Scorecard3 real differences · 7 level
Sudoku versus Sudoku ′: the parameters behind the verdict, then further details
ParameterSudokuSudoku ′
PriceFreeFree
Rating4.7 (59K ratings)4.7 (39K ratings) — better
Positive reviews65.1% of reviews81.5% of reviews — better
Number of ratings59K — better39K
Update frequencyMonthly — betterEvery 3 months
AdsYesYes
In-app purchasesYesYes
MonetizationFree with in-app purchasesFree with in-app purchases
DevicesiPhone, iPad, iPodiPhone, iPad, iPod
Requires iOS15.012.4 — better
Further details — not scored
Size147 MB6 MB
Age rating17+4+
DeveloperMaple Media Apps, LLCMind The Frog, Inc.

Customer experience

Sudoku

All ratings59,043 ratings
Positive93.8%
Neutral3.7%
Negative2.4%
Written reviews636 reviews
Positive65.1%
Neutral6.4%
Negative28.5%

Sudoku ′

All ratings38,355 ratings
Positive94.6%
Neutral3.7%
Negative1.7%
Written reviews557 reviews
Positive81.5%
Neutral6.6%
Negative11.8%

User reviews

Sudoku

From 59K App Store ratings

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

Sudoku ′

From 39K App Store ratings

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

Bugs and requests

Sudoku

Reported bugs

4 issues
  • Numbers getting stuck/grayed out
  • Inconsistent difficulty levels
  • Display issues on newer devices
  • Crashes after updates

Requested features

5 requests
  • Dark mode option
  • Customizable color themes
  • Option to disable number highlighting
  • Reset button that fully clears the board
  • More granular difficulty levels

Sudoku ′

Reported bugs

4 issues
  • Puzzle errors
  • App crashes
  • Incorrect number placement
  • Sideways orientation on tablets

Requested features

5 requests
  • Ability to stay in note mode
  • More granular difficulty levels
  • Mute option for ads
  • Progress tracking and statistics
  • Improved stability on older devices

In-app purchases

11 purchases

Sudoku

Subscriptions10
  • Premium Monthly$0.991 Month
  • Premium Monthly$1.991 Month
  • Sudoku Apps Bundle$7.991 Month
Show 7 more
  • Premium Annual$8.991 Year
  • Sudoku Membership$14.991 Year
  • Sudoku Bundle1 Month trial$14.991 Month
  • Premium Annual$14.991 Year
  • Sudoku Apps Bundle$64.991 Year
  • Sudoku Apps Bundle$99.991 Year
  • Sudoku Bundle1 Year trial$129.991 Year
One-time1
  • Disable Ads$24.99
1 purchases

Sudoku ′

One-time1
  • Remove Ads$1.99

Questions

Is Sudoku free?
Sudoku is free to download, with in-app purchases available.
Is Sudoku ′ free?
Sudoku ′ is free to download, with in-app purchases available.
Which has better reviews, Sudoku or Sudoku ′?
Sudoku ′ is rated higher. Sudoku averages 4.7 out of 5 from 59K ratings, while Sudoku ′ averages 4.7 from 39K ratings.
Do Sudoku or Sudoku ′ have ads?
Both Sudoku and Sudoku ′ show ads.
Which is updated more often, Sudoku or Sudoku ′?
Sudoku ships an update monthly, and Sudoku ′ every 3 months. Most recently, Sudoku was updated on October 30, 2026 and Sudoku ′ on October 30, 2026.

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