▻Sudoku + vs Sudoku ′
Price, ratings, monetisation and update history for both games, side by side — with what reviewers say about each.
▻Sudoku +
Experience Sudoku with a unique point system, runs tracking, and online leaderboards. Enjoy thousands of free puzzles with adjustable difficulty and stunning graphics. Compete with friends and players worldwide in this evolved take on the classic game.
- Smart point system
- Online leaderboards
- Runs tracking
- Thousands of free puzzles
- Selectable difficulty levels
- Customizable tile/board looks
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▻Sudoku is Sudoku with Point System, Runs, and Online Leaderboards. Discover the next evolution of Sudoku with amazing graphics, animations, and ease of use. This is a Sudoku like one you have never experienced before ;) ...Thousands of puzzles, all free. Top class puzzles with selectable level of difficulty :) ________________________________ To the classic Sudoku, we added: => A smart point system, wherein your score is based on 1) the value of each number multiplied (at the time of its match) by a multiplier that decreases in time and 2) the value of each block, row, column multiplied (at the time of its completion) by the decreasing multiplier => Thanks to Game Center, you can now rank and compare Sudoku scores and achievements against friends and strangers => ▻Sudoku also counts the runs, that is, each uninterrupted sequence of games won, and adds them to the online leaderboards ________________________________ In ▻Sudoku, you win a game when you solve a puzzle with 3 errors or less (we used this threshold to give a bit of slack for mis-tapping :) Also, you have a number of hints to help you play (more at the easy, less at the hard level). To fit any taste, you can choose between a lush tile look or a more classic board look :) ________________________________ What our testers are saying: • "The game is perfect! I am really loving ▻Sudoku. It is very addicting and fun, absolutely the best sudoku I have ever played." • "Fabulous! You turned me into a ▻Sudoku fan hook, line and sinker :)" • "The gameplay of ▻Sudoku is great, very smooth." • "Great app - love it! Well done! Love the start up sounds/music!"
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.
- Unlimited Sudoku grids
- Offline play
- 6 difficulty levels
- Daily challenges
- Undo/Redo functionality
- Automatic and manual notes
- Conflict and error highlighting
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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
Verdict
The clearest difference is price: Sudoku ′ at Free against ▻Sudoku +'s $4.99. Sudoku ′ also leads on update cadence (every 3 months vs every 7 months). ▻Sudoku +'s advantage is in-app purchases (none vs 1) and chart position (#29 vs unranked). On rating, review sentiment, 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
Sudoku ′ is free to download; ▻Sudoku + costs $4.99 up front. Sudoku ′ sells 1 one-off in-app purchase. ▻Sudoku + asks for nothing beyond the download.
On the App Store both sit at effectively the same score — 4.8 for ▻Sudoku + against 4.7 for Sudoku ′. Both are backed by a comparable volume of ratings — 15K and 39K respectively. Written reviews are what separate them: 89% of ▻Sudoku +'s written reviews are positive against 81% of Sudoku ′'s.
▻Sudoku + ships an update every 7 months, Sudoku ′ every 3 months. The most recent releases landed on October 27, 2026 and October 28, 2026 respectively.
| Parameter | ▻Sudoku + | Sudoku ′ |
|---|---|---|
| Price | $4.99 | Free — better |
| Rating | 4.8 (15K ratings) — better | 4.7 (39K ratings) |
| Positive reviews | 88.8% of reviews — better | 81.3% of reviews |
| Number of ratings | 15K | 39K — better |
| Update frequency | Every 7 months | Every 3 months — better |
| Ads | Yes | Yes |
| In-app purchases | No — better | Yes |
| Monetization | Ad-supported — better | Free with in-app purchases |
| Best chart rank | #29 — better | — |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Requires iOS | 12.0 — better | 12.4 |
| Further details — not scored | ||
| Size | 73 MB | 6 MB |
| Age rating | 12+ | 4+ |
| Developer | PeopleFun CG, LLC | Mind The Frog, Inc. |
Customer experience
▻Sudoku +
Sudoku ′
User reviews
▻Sudoku +
From 15K App Store ratingsWhat we love
- 💡 No ads
- 👍 Intuitive interface
- 🧠 Mentally challenging
- 🕰️ Ability to track progress and high scores
- 🎨 Variety of themes and backgrounds
Room to improve
- 🐛 Inconsistent scoring system
- 🐛 Occasional bugs and glitches
- 🔄 Difficulty in disabling screen rotation
- 👀 Small number tiles can be hard to select accurately
Sudoku ′
From 39K App Store ratingsWhat 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
3 issues- Numbers disappearing from the selection bar
- Incorrect answers being registered as mistakes
- Rotation lock settings not persisting
Requested features
4 requests- Auto-fill pencil marks option
- More advanced difficulty levels
- Ability to export/import game data across devices
- Option to disable the 3-mistake limit
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
▻Sudoku +
No in-app purchases
Sudoku ′
- Remove Ads$1.99








