Sudoku・ vs Sudoku·
Price, ratings, monetisation and update history for both games, side by side — with what reviewers say about each.
Sudoku・
Experience Sudoku in a feudal Japan setting with beautiful graphics and advanced features. This app offers dual keypad entry, smart note-taking, and error checking to enhance your puzzle-solving. With multiple difficulty levels and thousands of puzzles, it caters to all skill levels.
- Dual keypad entry
- Smart notes (auto-notes & manual deletion)
- Optional error checking
- Multiple difficulty levels
- 3,000+ puzzles
- Feudal Japan theme
Read full descriptionHide full description
Take a journey to feudal Japan with Sudoku Free! With beautiful graphics and killer features, Sudoku Free! is the best Sudoku app available for iOS. DUAL KEYPAD ENTRY Two separate keypads, one for entries and one for notes, allow you to enter values quickly and easily. No more tedious switching between entry mode and note mode to complete your puzzle. SMART NOTES The optional auto-notes feature enters all of the notes into the puzzle for you and keeps them updated as you solve. If you don't want that much help, the optional smart notes feature automatically deletes values from notes you have entered manually when they are no longer valid. ERROR CHECKING The optional error checker tells you when you have entered an incorrect or illogical value, allowing you to catch errors early and preventing needless frustration. MULTIPLE DIFFICULTY LEVELS Five difficulty levels, from easy to insane, ensure that you will be able to find a puzzle that matches your skill level. With 3,000 total puzzles, you won't run out of puzzles any time soon. Download Sudoku Free! for free today and start playing Sudoku the way it was meant to be played!
Sudoku·
Engage your mind with a classic Sudoku puzzle game. Enjoy a clean interface and multiple difficulty levels. Track your progress and compete with others.
- Daily Challenge
- Multiple difficulty levels
- Note taking
- Hint system
- Highlight incorrect values
- Individual statistics
- Game Center leaderboard
Read full descriptionHide full description
Pass the time while you challenge your mind with this classic Sudoku game. The clean, simple layout makes it easy to play for hours at a time. The objective is simple, fill the 9×9 grid with digits so that each column, row, and the nine 3×3 sub-grids contains all of the digits from 1 to 9. Sudoku· features: - Daily Challenge - Four levels (easy, medium, hard, and expert) - Disable numbers once all 9 instances are entered - Note taking ability - Hint (fill in missing number when you are stuck) - Highlight Incorrect Values - Auto Reveal all potential notes - Individual statistics - Game Center with Leaderboard and Achievements Download today for mind-challenging fun.
Screenshots
Verdict
The clearest difference is in-app purchases: Sudoku· at none against Sudoku・'s 10. Sudoku· also leads on update cadence (every 2 months vs every 5 months). Sudoku・'s advantage is review sentiment (88% vs 66%) and iOS requirement (11.0 vs 13). 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
Both are free to download. Sudoku・ sells 10 one-off in-app purchases. Sudoku· asks for nothing beyond the download.
On the App Store both sit at effectively the same score — 4.6 for Sudoku・ against 4.7 for Sudoku·. Both are backed by a comparable volume of ratings — 11K and 17K respectively. Written reviews are what separate them: 88% of Sudoku・'s written reviews are positive against 66% of Sudoku·'s.
Sudoku・ ships an update every 5 months, Sudoku· every 2 months. Both last shipped on October 29, 2026.
| Parameter | Sudoku・ | Sudoku· |
|---|---|---|
| Price | Free | Free |
| Rating | 4.6 (11K ratings) | 4.7 (17K ratings) — better |
| Positive reviews | 88.3% of reviews — better | 65.7% of reviews |
| Number of ratings | 11K | 17K — better |
| Update frequency | Every 5 months | Every 2 months — better |
| Ads | Yes | Yes |
| In-app purchases | Yes | No — better |
| Monetization | Free with in-app purchases | Ad-supported — better |
| Devices | iPhone, iPod | iPhone, iPad, iPod — better |
| Requires iOS | 11.0 — better | 13 |
| Further details — not scored | ||
| Size | 133 MB | 42 MB |
| Age rating | 4+ | 4+ |
| Developer | Optime Software LLC | Tim O's Studios, LLC |
Customer experience
Sudoku・
Sudoku·
User reviews
Sudoku・
From 11K App Store ratingsWhat we love
- 🚀 Great game
- 👍 User-friendly interface
- 👍 Challenging levels
- 👍 Ability to make notes
- 🤓 Keeps mind active
Room to improve
- 🐛 Crashes/freezes
- 💰 Excessive ads/in-app purchases
- 🔍 Difficult to see numbers/highlights
- 🔄 Timer issues (doesn't reset)
- 🙄 Unnecessary changes to UI
Sudoku·
From 17K App Store ratingsWhat we love
- ⭐ Excellent sudoku game
- 👍 Easy to use and understand
- 🧠 Helps exercise the brain
- 💤 Relaxing and calming
Room to improve
- 🙄 Excessive ads and interruptions
- ⏱️ Ads affect game timer
- 🔇 Cannot mute or control audio
- 🐛 Bugs and crashes
Bugs and requests
Sudoku・
Reported bugs
3 issues- App crashes when trying to access higher difficulty levels
- Inability to restore previously purchased content
- Clipboard data being accessed without user permission
Requested features
4 requests- Option to disable ads/in-app purchases
- More customization options (colors, themes, etc.)
- Ability to listen to own music during gameplay
- Better handling of saved progress/purchases across devices
Sudoku·
Reported bugs
4 issues- Game freezes or crashes after updates
- Timer issues due to ads
- Difficulty closing ads or navigating UI
- Incompatibility with newer devices
Requested features
4 requests- Option to pay for ad-free version
- Ability to pause and restart games
- More detailed performance tracking
- Customizable color themes
In-app purchases
Sudoku・
- Puzzle Pack - Genpei$0.99
- Puzzle Pack - Norada$0.99
- Puzzle Pack - Meiji$0.99
Show 7 moreShow fewer
- Puzzle Pack - Taisho$0.99
- Puzzle Pack - Showa$0.99
- Puzzle Pack - Sakai$0.99
- Puzzle Pack - Subushi$0.99
- Puzzle Pack - Kurikara$0.99
- Puzzle Pack - Miura$0.99
- Puzzle Pack - Ishizu$0.99
Sudoku·
No in-app purchases







