# Symbol Link vs Math Devil

The clearest difference is rating: Math Devil at 5.0 against Symbol Link's 4.5. Math Devil also leads on in-app purchases (none vs 7) and iOS requirement (12.0 vs 15.0). Symbol Link's advantage is ratings volume (63 vs 1). On price, update cadence, ads and device support there is nothing between them.

Both are free to download. Symbol Link sells 7 one-off in-app purchases. Math Devil asks for nothing beyond the download.

Math Devil holds the better App Store score, 5.0 against 4.5. That said, the two scores are not equally well evidenced: Symbol Link has 63 ratings behind it against 1, so its average is the more settled of the two.

Symbol Link ships an update every 4 months, Math Devil daily. The most recent releases landed on November 1, 2026 and November 8, 2026 respectively.

## The numbers

| Metric | Symbol Link | Math Devil |
| --- | --- | --- |
| Price | Free | Free |
| Rating | [4.5 (63 ratings)](https://appshunter.io/ios/app/symbol-link-game-challenges/id818245884/reviews) | **[5.0 (1 ratings)](https://appshunter.io/ios/app/math-devil-a-troll-level-game/id6742674755/reviews)** |
| Number of ratings | **63** | 1 |
| Positive reviews | 65.7% of reviews | — |
| In-app purchases | Yes | **No** |
| Ads | Yes | Yes |
| Update frequency | Every 4 months | **Daily** |
| Monetization | Free with in-app purchases | **Ad-supported** |
| Size | 61 MB | 134 MB |
| Requires iOS | 15.0 | **12.0** |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [ANDREY NOVIKOV](https://appshunter.io/developer/418898717) | [友洲 陈](https://appshunter.io/developer/1037704522) |

## What reviewers say

### Symbol Link

[App page](https://appshunter.io/ios/app/symbol-link-game-challenges/id818245884)

This puzzle game challenges you to connect matching symbols with a single path. It features a vast number of puzzles and challenges, with unique mechanics like autolinks and an advanced scoring system. Designed by the creator of Tetris, it offers stylish visuals and audio.

**Highlights:** 1650 puzzles, 300 challenges, 3 puzzle packs by Tetris author, Autolinks feature, Advanced score system, Hints and guides

**Features:** macOS Compatibility, Vision Pro support

**In-app purchases (7)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Pack of 12 Hints | $1.99 | one-time |
| Alexey's Pack II | $1.99 | one-time |
| Alexey's Pack III | $1.99 | one-time |
| Puzzle Pack IV | $1.99 | one-time |
| Remove Ads | $1.99 | one-time |
| Puzzle Pack V | $1.99 | one-time |
| Puzzle Pack VI | $1.99 | one-time |

**What reviewers like**

- 🧩 Innovative puzzle mechanics with auto-complete feature
- 🎨 Beautiful minimalist design and UI
- 🎵 Soothing music and sound design
- 😌 Relaxing and engaging gameplay
- 🧠 Challenging and thought-provoking puzzles

**What reviewers complain about**

- 📺 Excessive and intrusive full-screen ads
- 💰 Ads appear after nearly every level
- 🎯 Ads positioned over continue/restart buttons causing accidental clicks
- ❌ Ad removal purchase doesn't work properly
- 📖 Unclear game instructions and mechanics

**Reported bugs**

- App freezes on tutorial/how-to screen with unresponsive controls
- Settings menu freezes on iPhone 5
- App force quits unexpectedly
- Occasional line freezing during gameplay
- Accidental App Store redirects from ad clicks

**Requested features**

- Add more free puzzle packs
- Implement ad-free version with reasonable pricing
- Provide clearer in-game tutorials and instructions
- Add difficulty ratings for puzzle packs before purchase
- Include confirmation dialog before using hints


### Math Devil

[App page](https://appshunter.io/ios/app/math-devil-a-troll-level-game/id6742674755)

A challenging 2D platformer that combines difficult levels with math-based puzzles. Navigate traps and solve problems involving various mathematical concepts to progress. It offers a unique test of both reflexes and intellect.

**Highlights:** Challenging 2D platformer gameplay, Math puzzle integration, Multiple difficulty levels, Variety of math concepts covered, Trap-filled environments

**Features:** macOS Compatibility, Vision Pro support

**In-app purchases:** none


## Frequently asked questions

### Is Symbol Link free?

Symbol Link is free to download, with in-app purchases available.

### Is Math Devil free?

Math Devil is free to download, with no in-app purchases.

### Which has better reviews, Symbol Link or Math Devil?

Math Devil is rated higher. Symbol Link averages 4.5 out of 5 from 63 ratings, while Math Devil averages 5.0 from 1 ratings.

### Do Symbol Link or Math Devil have ads?

Both Symbol Link and Math Devil show ads.

### Which is updated more often, Symbol Link or Math Devil?

Symbol Link ships an update every 4 months, and Math Devil daily. Most recently, Symbol Link was updated on November 1, 2026 and Math Devil on November 8, 2026.

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*Compared by [AppsHunter](https://appshunter.io/) from daily US App Store data. Review summaries are generated from verbatim App Store reviews.*