# My MathBox 1 vs Zerlegen

The clearest difference is price: My MathBox 1 at Free against Zerlegen's $0.49. My MathBox 1 also leads on update cadence (weekly vs every 5 weeks). Zerlegen's advantage is iOS requirement (16.0 vs 18.4). On ads, in-app purchases and device support there is nothing between them.

My MathBox 1 is free to download; Zerlegen costs $0.49 up front. Neither carries in-app purchases, so what you see is what you pay.

My MathBox 1 ships an update weekly, Zerlegen every 5 weeks. The most recent releases landed on October 16, 2026 and October 14, 2026 respectively.

## The numbers

| Metric | My MathBox 1 | Zerlegen |
| --- | --- | --- |
| Price | **Free** | $0.49 |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | **Weekly** | Every 5 weeks |
| Size | 148 MB | 52 MB |
| Requires iOS | 18.4 | **16.0** |
| Devices | **iPhone, iPad** | iPad |
| Age rating | 4+ | 4+ |
| Developer | [JORN FRANKENFELD](https://appshunter.io/developer/1806568157) | [Christian Urff](https://appshunter.io/developer/415894463) |

## What reviewers say

### My MathBox 1

[App page](https://appshunter.io/ios/app/my-mathbox-1/id6745749890)

**In-app purchases:** none


### Zerlegen

[App page](https://appshunter.io/ios/app/zerlegen/id6793009177)

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

**In-app purchases:** none


## Frequently asked questions

### Is My MathBox 1 free?

My MathBox 1 is free to download, with no in-app purchases.

### Is Zerlegen free?

Zerlegen costs $0.49, with no in-app purchases.

### Do My MathBox 1 or Zerlegen have ads?

Neither My MathBox 1 nor Zerlegen shows ads.

### Which is updated more often, My MathBox 1 or Zerlegen?

My MathBox 1 ships an update weekly, and Zerlegen every 5 weeks. Most recently, My MathBox 1 was updated on October 16, 2026 and Zerlegen on October 14, 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.*