# ZEUS mobile vs Ketterer Holz

The clearest difference is update cadence: Ketterer Holz at every 2 months against ZEUS mobile's every 5 months. 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.

ZEUS mobile ships an update every 5 months, Ketterer Holz every 2 months. The most recent releases landed on October 7, 2026 and September 27, 2026 respectively.

## The numbers

| Metric | ZEUS mobile | Ketterer Holz |
| --- | --- | --- |
| Price | Free | Free |
| Positive reviews | 10.0% of reviews | — |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 5 months | **Every 2 months** |
| Monetization | Free | — |
| Size | 167 MB | 117 MB |
| Requires iOS | **15.0** | 15.6 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [ISGUS GmbH](https://appshunter.io/developer/494490602) | [Robert Klemmer](https://appshunter.io/developer/1603704278) |

## What reviewers say

### ZEUS mobile

[App page](https://appshunter.io/ios/app/zeus-mobile/id494490599)

Record working, project, and order times from any location using your smartphone or tablet. Stay updated on time accounts, holidays, and team presence. Facilitates paperless workflows for requests and approvals, with an emergency evacuation report.

**Highlights:** Digital time recording, Project and order time tracking, Presence indicator board, Paperless workflows for requests, Emergency evacuation report, Team booking capabilities

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

**In-app purchases:** none


### Ketterer Holz

[App page](https://appshunter.io/ios/app/ketterer-holz/id6538727849)

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

**In-app purchases:** none


## Frequently asked questions

### Is ZEUS mobile free?

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

### Is Ketterer Holz free?

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

### Do ZEUS mobile or Ketterer Holz have ads?

Neither ZEUS mobile nor Ketterer Holz shows ads.

### Which is updated more often, ZEUS mobile or Ketterer Holz?

ZEUS mobile ships an update every 5 months, and Ketterer Holz every 2 months. Most recently, ZEUS mobile was updated on October 7, 2026 and Ketterer Holz on September 27, 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.*