# Heysenberg vs WOLFRATH

The clearest difference is device support: Heysenberg at 3 against WOLFRATH's —. On price, update cadence, in-app purchases and iOS requirement there is nothing between them.

Both are free to download. Neither carries in-app purchases, so what you see is what you pay.

Heysenberg ships an update every 2 months, WOLFRATH every 3 months. The most recent releases landed on September 21, 2026 and June 23, 2026 respectively.

## The numbers

| Metric | Heysenberg | WOLFRATH |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | No | No |
| Ads | No | — |
| Update frequency | **Every 2 months** | Every 3 months |
| Size | 36 MB | 36 MB |
| Requires iOS | 15.0 | 15.0 |
| Devices | **iPhone, iPad, iPod** | — |
| Age rating | 4+ | 4+ |
| Developer | [HEYSENBERG GmbH](https://appshunter.io/developer/1447158676) | [Knut Wolfrath](https://appshunter.io/developer/1818083786) |

## What reviewers say

### Heysenberg

[App page](https://appshunter.io/ios/app/heysenberg/id1447158677)

**Features:** macOS Compatibility

**In-app purchases:** none


### WOLFRATH

[App page](https://appshunter.io/ios/app/wolfrath/id6746716625)

**In-app purchases:** none


## Frequently asked questions

### Is Heysenberg free?

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

### Is WOLFRATH free?

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

### Which is updated more often, Heysenberg or WOLFRATH?

Heysenberg ships an update every 2 months, and WOLFRATH every 3 months. Most recently, Heysenberg was updated on September 21, 2026 and WOLFRATH on June 23, 2026.

---

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