# PCK Mainz vs WFS400

The clearest difference is review sentiment: PCK Mainz at 80% against WFS400's 0%. WFS400's advantage is update cadence (fortnightly vs every 7 months) and iOS requirement (10.0 vs 12.0). On price, ads, in-app purchases and monetization model there is nothing between them.

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

PCK Mainz ships an update every 7 months, WFS400 fortnightly. The most recent releases landed on November 2, 2026 and November 3, 2026 respectively.

## The numbers

| Metric | PCK Mainz | WFS400 |
| --- | --- | --- |
| Price | Free | Free |
| Rating | — | **[1.0 (1 ratings)](https://appshunter.io/ios/app/wfs400/id1548218818/reviews)** |
| Number of ratings | — | **1** |
| Positive reviews | **80.0% of reviews** | 0.0% of reviews |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 7 months | **Fortnightly** |
| Monetization | Free | Free |
| Size | 16 MB | 27 MB |
| Requires iOS | 12.0 | **10.0** |
| Devices | **iPhone, iPad, iPod** | iPhone, iPod |
| Age rating | 4+ | 4+ |
| Developer | [4MORGEN GmbH](https://appshunter.io/developer/1172394637) | [SEO Electronics s.c.](https://appshunter.io/developer/1488373392) |

## What reviewers say

### PCK Mainz

[App page](https://appshunter.io/ios/app/pck-mainz/id1172394638)

Stay informed about events, offers, and projects. Students can log in to receive quick updates on room changes, class cancellations, or ensemble organization. Easily report absences to the PCK and your instructors.

**Highlights:** Event notifications, Offer updates, Project information, Student login, Absence reporting, Instructor communication

**Features:** macOS Compatibility

**In-app purchases:** none


### WFS400

[App page](https://appshunter.io/ios/app/wfs400/id1548218818)

This application allows you to disarm your vehicle's anti-theft immobilizer using your smartphone. It offers automatic unlocking when you approach your car and supports pairing multiple phones or wireless transmitters.

**Highlights:** Smartphone-based immobilizer disarming, Automatic car unlocking via proximity, Pair up to 8 phones or transmitters, Background operation, PIN code backup

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is PCK Mainz free?

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

### Is WFS400 free?

WFS400 is free to download, with no in-app purchases.

### Do PCK Mainz or WFS400 have ads?

Neither PCK Mainz nor WFS400 shows ads.

### Which is updated more often, PCK Mainz or WFS400?

PCK Mainz ships an update every 7 months, and WFS400 fortnightly. Most recently, PCK Mainz was updated on November 2, 2026 and WFS400 on November 3, 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.*