# Knott Service App vs parX

The clearest difference is update cadence: parX at every 9 days against Knott Service App's every 2 months. Knott Service App's advantage is device support (3 vs 1). On price, ads, in-app purchases and iOS requirement there is nothing between them.

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

Knott Service App ships an update every 2 months, parX every 9 days. The most recent releases landed on October 3, 2026 and October 5, 2026 respectively.

## The numbers

| Metric | Knott Service App | parX |
| --- | --- | --- |
| Price | Free | Free |
| Positive reviews | 72.7% of reviews | — |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 2 months | **Every 9 days** |
| Monetization | Free | — |
| Size | 55 MB | 83 MB |
| Requires iOS | **15.0** | 16.4 |
| Devices | **iPhone, iPad, iPod** | iPhone |
| Age rating | 4+ | 12+ |
| Developer | [KNOTT GmbH](https://appshunter.io/developer/1386062863) | [Tobias Niepel](https://appshunter.io/developer/1896656808) |

## What reviewers say

### Knott Service App

[App page](https://appshunter.io/ios/app/knott-service-app/id1386239446)

This app helps users manage their trailers and access service information. It includes features like GPS dealer search, tire pressure monitoring, remote control for easydriver, and access to manuals and a shop.

**Highlights:** GPS dealer search with navigation, ETS Plus remote display, Tire pressure monitoring, Easydriver remote control, Access to manuals, Integrated shop, Sun and leveling assistance

**Features:** macOS Compatibility

**In-app purchases:** none


### parX

[App page](https://appshunter.io/ios/app/parx/id6782839379)

**In-app purchases:** none


## Frequently asked questions

### Is Knott Service App free?

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

### Is parX free?

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

### Do Knott Service App or parX have ads?

Neither Knott Service App nor parX shows ads.

### Which is updated more often, Knott Service App or parX?

Knott Service App ships an update every 2 months, and parX every 9 days. Most recently, Knott Service App was updated on October 3, 2026 and parX on October 5, 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.*