# Parker PDN vs LMF CompXpert

The clearest difference is update cadence: Parker PDN at every 3 months against LMF CompXpert's every 12 months. LMF CompXpert's advantage is iOS requirement (13.0 vs 15.0). 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.

Parker PDN ships an update every 3 months, LMF CompXpert every 12 months. The most recent releases landed on November 1, 2026 and November 3, 2026 respectively.

## The numbers

| Metric | Parker PDN | LMF CompXpert |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[5.0 (1 ratings)](https://appshunter.io/ios/app/parker-pdn-legacy/id995188136/reviews)** | — |
| Number of ratings | **1** | — |
| Positive reviews | 100.0% of reviews | — |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | **Every 3 months** | Every 12 months |
| Monetization | Free | — |
| Size | 2 MB | 154 MB |
| Requires iOS | 15.0 | **13.0** |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Technology Solutions of Michigan](https://appshunter.io/developer/584020901) | [Leobersdorfer Maschinenfabrik GmbH](https://appshunter.io/developer/1590990584) |

## What reviewers say

### Parker PDN

[App page](https://appshunter.io/ios/app/parker-pdn-legacy/id995188136)

This utility app is being retired and users are directed to download a new, updated application. The new app offers enhanced features and support for pneumatic tools.

**Highlights:** Retiring legacy application, Directs to new app, Pneumatic tool support, Updated features

**Features:** macOS Compatibility

**In-app purchases:** none


### LMF CompXpert

[App page](https://appshunter.io/ios/app/lmf-compxpert/id1608167192)

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

**In-app purchases:** none


## Frequently asked questions

### Is Parker PDN free?

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

### Is LMF CompXpert free?

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

### Do Parker PDN or LMF CompXpert have ads?

Neither Parker PDN nor LMF CompXpert shows ads.

### Which is updated more often, Parker PDN or LMF CompXpert?

Parker PDN ships an update every 3 months, and LMF CompXpert every 12 months. Most recently, Parker PDN was updated on November 1, 2026 and LMF CompXpert 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.*