# hermine@THW vs Rocki

The clearest difference is update cadence: Rocki at fortnightly against hermine@THW's every 6 weeks. On price, ads, in-app purchases and device support there is nothing between them.

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

hermine@THW ships an update every 6 weeks, Rocki fortnightly. Both last shipped on October 24, 2026.

## The numbers

| Metric | hermine@THW | Rocki |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[5.0 (1 ratings)](https://appshunter.io/ios/app/herminethw/id1528300727/reviews)** | — |
| Number of ratings | **1** | — |
| Positive reviews | 44.1% of reviews | — |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 6 weeks | **Fortnightly** |
| Monetization | Free | — |
| Size | 121 MB | 85 MB |
| Requires iOS | 17.0 | 17.0 |
| Devices | iPhone, iPad | iPhone, iPad |
| Age rating | 4+ | 4+ |
| Developer | [Stashcat GmbH](https://appshunter.io/developer/1010707525) | [MHI Services GmbH](https://appshunter.io/developer/1563696029) |

## What reviewers say

### hermine@THW

[App page](https://appshunter.io/ios/app/herminethw/id1528300727)

This instant messaging service is designed for members of the German Technische Hilfswerk (THW). It provides a free communication platform for all THW members, with login details available through the THW extranet.

**Highlights:** Instant messaging, THW member communication, Free to use, Secure login via extranet

**In-app purchases:** none


### Rocki

[App page](https://appshunter.io/ios/app/rocki/id1563696027)

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

**In-app purchases:** none


## Frequently asked questions

### Is hermine@THW free?

hermine@THW is free to download, with no in-app purchases.

### Is Rocki free?

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

### Do hermine@THW or Rocki have ads?

Neither hermine@THW nor Rocki shows ads.

### Which is updated more often, hermine@THW or Rocki?

hermine@THW ships an update every 6 weeks, and Rocki fortnightly. Most recently, hermine@THW was updated on October 24, 2026 and Rocki on October 24, 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.*