# Hackerzelt vs Erich Schumm Services

The clearest difference is device support: Hackerzelt at 2 against Erich Schumm Services's —. Erich Schumm Services's advantage is iOS requirement (13.0 vs 15.6). On price and in-app purchases there is nothing between them.

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

## The numbers

| Metric | Hackerzelt | Erich Schumm Services |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | No | No |
| Ads | No | — |
| Update frequency | Every 12 months | — |
| Size | 52 MB | 21 MB |
| Requires iOS | 15.6 | **13.0** |
| Devices | **iPhone, iPod** | — |
| Age rating | 12+ | 4+ |
| Developer | [Kupconcept GmbH](https://appshunter.io/developer/478873121) | [bonacasa AG](https://appshunter.io/developer/567389838) |

## What reviewers say

### Hackerzelt

[App page](https://appshunter.io/ios/app/hackerzelt/id464037863)

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

**In-app purchases:** none


### Erich Schumm Services

[App page](https://appshunter.io/ios/app/erich-schumm-services/id949818843)

**In-app purchases:** none


## Frequently asked questions

### Is Hackerzelt free?

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

### Is Erich Schumm Services free?

Erich Schumm Services is free to download, with no in-app purchases.

---

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