# Math Notes vs GymMaster QR Scanner

The clearest difference is in-app purchases: GymMaster QR Scanner at none against Math Notes's 2. GymMaster QR Scanner also leads on iOS requirement (12.0 vs 26.0). On price, update cadence, ads and device support there is nothing between them.

Both are free to download. Math Notes sells 2 in-app purchases, starting at $3.99 per month. GymMaster QR Scanner asks for nothing beyond the download.

Math Notes ships an update fortnightly, GymMaster QR Scanner every 9 days. The most recent releases landed on September 25, 2026 and September 20, 2026 respectively.

## The numbers

| Metric | Math Notes | GymMaster QR Scanner |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[3.6 (21 ratings)](https://appshunter.io/ios/app/math-notes-solver-and-editor/id6474252913/reviews)** | — |
| Number of ratings | **21** | — |
| Positive reviews | 0.0% of reviews | — |
| In-app purchases | Yes | **No** |
| Ads | No | No |
| Update frequency | Fortnightly | **Every 9 days** |
| Monetization | Subscription | — |
| Size | 624 MB | 25 MB |
| Requires iOS | 26.0 | **12.0** |
| Devices | iPhone, iPad | **iPhone, iPad, iPod** |
| Age rating | 4+ | 4+ |
| Developer | [Kairoos Solutions SL](https://appshunter.io/developer/978066434) | [Kostas Kousinovalis](https://appshunter.io/developer/762128160) |

## What reviewers say

### Math Notes

[App page](https://appshunter.io/ios/app/math-notes-solver-and-editor/id6474252913)

This app offers a specialized keyboard and editor for creating and managing mathematical expressions. It supports LaTeX, real-time rendering, and various export formats, making it ideal for students and professionals alike.

**Highlights:** Innovative Math Keyboard, Multiple Math Symbols, Real-Time Rendering, LaTeX Support, Save and Share, Export Options (PDF, LaTeX, HTML, etc.), PDF Reader and Editor

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

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Math Notes Full Unlock with AI | $3.99 | per month |
| Math Editor Full Upgrade | $3.99 | one-time |


### GymMaster QR Scanner

[App page](https://appshunter.io/ios/app/gymmaster-qr-scanner/id6749367334)

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is Math Notes free?

Math Notes is free to download, with in-app purchases available.

### Is GymMaster QR Scanner free?

GymMaster QR Scanner is free to download, with no in-app purchases.

### Do Math Notes or GymMaster QR Scanner have ads?

Neither Math Notes nor GymMaster QR Scanner shows ads.

### Which is updated more often, Math Notes or GymMaster QR Scanner?

Math Notes ships an update fortnightly, and GymMaster QR Scanner every 9 days. Most recently, Math Notes was updated on September 25, 2026 and GymMaster QR Scanner on September 20, 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.*