# RETTERZeus vs Trupp App

RETTERZeus and Trupp App are too close to call on the numbers: across 6 compared parameters — price, update cadence, ads and in-app purchases among them — neither pulls far enough ahead to decide it. What separates them is feature set and interface, not measurable difference.

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

RETTERZeus ships an update every 3 months, Trupp App every 6 weeks. The most recent releases landed on October 10, 2026 and October 28, 2026 respectively.

## The numbers

| Metric | RETTERZeus | Trupp App |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 3 months | **Every 6 weeks** |
| Size | 51 MB | 21 MB |
| Requires iOS | **15.0** | 15.5 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 17+ | 4+ |
| Developer | [Sascha Radermacher](https://appshunter.io/developer/528345987) | [Florian Martin Gross](https://appshunter.io/developer/1575728525) |

## What reviewers say

### RETTERZeus

[App page](https://appshunter.io/ios/app/retterzeus/id1548013249)

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

**In-app purchases:** none


### Trupp App

[App page](https://appshunter.io/ios/app/trupp-app/id6749780990)

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

**In-app purchases:** none


## Frequently asked questions

### Is RETTERZeus free?

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

### Is Trupp App free?

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

### Do RETTERZeus or Trupp App have ads?

Neither RETTERZeus nor Trupp App shows ads.

### Which is updated more often, RETTERZeus or Trupp App?

RETTERZeus ships an update every 3 months, and Trupp App every 6 weeks. Most recently, RETTERZeus was updated on October 10, 2026 and Trupp App on October 28, 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.*