Sumaddle vs Glyn
Price, ratings, monetisation and update history for both games, side by side — with what reviewers say about each.
Sumaddle
This logic puzzle game transforms pencil-and-paper challenges into interactive brain teasers. Fit number combinations to clues using pure logic, with no mental arithmetic required. Enjoy over 150 free puzzles of varying difficulty, with built-in help and offline play.
- Interactive logic puzzles
- Number combination fitting
- Pure logic solving
- Built-in help and mistake correction
- Over 150 free puzzles
- Offline play
- Ad-free experience
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• “Brilliant puzzle game”, UK App Store review Apr 2025 • “Best Puzzle Game I’ve Ever Played”, US App Store review Jan 2025 • “The ONLY iOS game I've never gotten tired of”, Reddit review Apr 2024 This type of logical puzzle was first seen in the Japan Puzzle Championship 2006 and is sometimes known as Doppelblock, or Smashed Sums. When played with pencil and paper, these puzzles can be hard work to solve. Sumaddle changes that by adding the essential element of interaction. This transforms the puzzles into intriguing brain teasers that unfold before your eyes. Each puzzle has a unique solution. Finding the solution involves fitting the number combinations to the clues. The app makes it easy to view the possible combinations, you don’t need to do any sums in your head. Instead, you can focus on using logic to narrow down the combinations and find a fitting arrangement. Some reasons why you will enjoy playing Sumaddle: • puzzles range in size and difficulty from small and simple to large and mind-blowing • more than 150 puzzles are included for free • all puzzles can be solved with pure logic, no mental arithmetic required • the sophisticated built-in help can explain the logical reasoning at each step and also fix mistakes if you go wrong • the built-in help is completely free, use it as much as you like • works offline (great for long journeys) • a high standard of accessibility, including comprehensive support for VoiceOver • ad-free play - there are absolutely no ads! IGRS age rating (Indonesia Game Rating System): 3+ Designed and developed in Winterthur, Switzerland
Glyn
Engage in a unique puzzle game that challenges you to count to four. Enhance your observation abilities while enjoying a charming retro pixel art aesthetic and a calming zen soundtrack. This game offers a simple yet deeply rewarding experience.
- Unique counting puzzle mechanics
- Observation skill enhancement
- Charming retro pixel art
- Soothing zen soundtrack
- Simple to learn, satisfying gameplay
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Discover a one-of-a-kind puzzle experience! Count to 4, sharpen your observation skills, and dive into a world of charming retro pixel art, all set to a soothing zen soundtrack. Simple to learn, yet deeply satisfying—are you ready for the challenge?
Screenshots
Verdict
The clearest difference is price: Sumaddle at Free against Glyn's $1.99. Sumaddle also leads on rating (4.9 vs 4.6) and ratings volume (767 vs 92). Glyn's advantage is in-app purchases (none vs 15) and update cadence (every 8 days vs every 3 weeks). On ads and device support 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
Sumaddle is free to download; Glyn costs $1.99 up front. Sumaddle sells 15 one-off in-app purchases. Glyn asks for nothing beyond the download.
Sumaddle holds the better App Store score, 4.9 against 4.6. That said, the two scores are not equally well evidenced: Sumaddle has 767 ratings behind it against 92, so its average is the more settled of the two. Written reviews point the same way: 95% of Sumaddle's written reviews are positive against 86% of Glyn's.
Sumaddle ships an update every 3 weeks, Glyn every 8 days. The most recent releases landed on October 12, 2026 and October 14, 2026 respectively.
| Parameter | Sumaddle | Glyn |
|---|---|---|
| Price | Free — better | $1.99 |
| Rating | 4.9 (767 ratings) — better | 4.6 (92 ratings) |
| Positive reviews | 94.9% of reviews — better | 85.9% of reviews |
| Number of ratings | 767 — better | 92 |
| Update frequency | Every 3 weeks | Every 8 days — better |
| Ads | No | No |
| In-app purchases | Yes | No — better |
| Monetization | Free with in-app purchases | Free — better |
| Devices | iPhone, iPad | iPhone, iPad, iPod — better |
| Requires iOS | 16.0 | 13.0 — better |
| Further details — not scored | ||
| Size | 30 MB | 190 MB |
| Age rating | 4+ | 4+ |
| Developer | Jonathan Buchanan | EMMANUEL ROUX |
Customer experience
Sumaddle
Glyn
User reviews
Sumaddle
From 767 App Store ratingsWhat we love
- 👍 Fun and challenging game
- 👍 Clean and intuitive interface
- 👍 Helpful hint system
- 🚀 No ads or data collection
- 💡 Unique puzzle concept
Room to improve
- 🐛 Automatic hints can be intrusive
- 🐛 Inability to replay completed puzzles
- 💡 Need more free/sample puzzles
- 💡 Difficulty progression could be improved
Glyn
From 92 App Store ratingsWhat we love
- 👍 Simple and fun gameplay
- 🎶 Soothing and good music
- 🧠 Engaging and makes you think
- ✨ Amazing improvements in updates
- ⏳ Great time passer
Room to improve
- ❓ Confusing to play initially
- 🖱️ Hitbox of dots could be increased
- 💻 How to play instructions on webpage
- 😵💫 Webpage font and spacing hard to read
- ❌ Unable to progress past practice levels
Bugs and requests
Sumaddle
Reported bugs
2 issues- Losing progress when minimizing the app
- Inconsistent difficulty ratings
Requested features
4 requests- Ability to selectively pencil in notes
- More difficult puzzle options
- Synced progress across devices
- Detailed statistics and leaderboard
Glyn
Reported bugs
7 issues- Constantly froze and had to be crashed closed on iPad
- Game resets if left too long in the background when app switching
- Bug where clicking the 4 dots button sometimes leads to game over screen
- Error message every time the app is opened
- 4 dots difficulty says game over and exits
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- Doesn't open, just shows a logo
- When opening, something pops up and closing it closes the game
Requested features
20 requests- Increase hitbox of dots
- Add a notation to mark a dot as 'empty'
- Implement a save feature
- Add timed games
- Add daily challenges
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- Option to see associated dots change color when clicking a number
- Add more themes
- Option to hold and drag to fill in dots
- Cap levels for a gamemode
- Gamemode where you lose if you overload a square
- Restore option for store function
- Option to mark dots that shouldn't be lit
- More color schemes
- Option to turn off background animation or choose different background
- Modern puzzle design option (black lines, white background)
- Make timer optional
- Expand beyond 4x4 square to larger boards or different shapes
- More high stakes competitive play with reduced time
- Optional disruptive spells
- Make tutorial button more visible
In-app purchases
Sumaddle
- Quirky, Pack 5$0.99
- Very Difficult Puzzles$0.99
- Quirky, Pack 1$0.99
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- Premium 9x9 Puzzles, Pack 1$0.99
- Crafty, Pack 1$0.99
- Crafty, Pack 2$0.99
- Crafty, Pack 3$0.99
- Sneaky, Pack 1$0.99
- Sneaky, Pack 2$0.99
- Sneaky, Pack 3$0.99
- Tricky, Pack 1$0.99
- Tricky, Pack 2$0.99
- Tricky, Pack 3$0.99
- Assorted Puzzles$0.99
- Puzzle Generator$9.99
Glyn
No in-app purchases








