# Patmark Apps vs GM Pro AF

The clearest difference is rating: GM Pro AF at 4.5 against Patmark Apps's 2.8. Patmark Apps's advantage is iOS requirement (9.0 vs 15.0). On price, ratings volume, update cadence and ads there is nothing between them.

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

GM Pro AF holds the better App Store score, 4.5 against 2.8. Both are backed by a comparable volume of ratings — 5 and 2 respectively.

Patmark Apps ships an update monthly, GM Pro AF every 3 weeks. The most recent releases landed on October 7, 2026 and October 3, 2026 respectively.

## The numbers

| Metric | Patmark Apps | GM Pro AF |
| --- | --- | --- |
| Price | Free | Free |
| Rating | [2.8 (5 ratings)](https://appshunter.io/ios/app/patmark-apps/id1282789723/reviews) | **[4.5 (2 ratings)](https://appshunter.io/ios/app/gm-pro-af/id6474267202/reviews)** |
| Number of ratings | **5** | 2 |
| Positive reviews | 20.0% of reviews | — |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Monthly | **Every 3 weeks** |
| Monetization | Free | Free |
| Size | 35 MB | 53 MB |
| Requires iOS | **9.0** | 15.0 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Tocho Marking Systems, Inc.](https://appshunter.io/developer/1159545791) | [Gorilla Tools, Inc](https://appshunter.io/developer/1480564474) |

## What reviewers say

### Patmark Apps

[App page](https://appshunter.io/ios/app/patmark-apps/id1282789723)

This utility app enables WIFI communication between a handheld device and a Patmark pin marker. It allows users to easily input text and initiate marking operations.

**Highlights:** WIFI communication, Handheld device integration, Text input for marking, Easy operation

**Features:** macOS Compatibility

**In-app purchases:** none


### GM Pro AF

[App page](https://appshunter.io/ios/app/gm-pro-af/id6474267202)

This app instantly configures running parameters for machining cutters, calculating RPM, IPM, SFM, and Chimp-Loads for various materials. It provides confidence and swagger for shop floor operations and allows sharing of findings.

**Highlights:** Instant configuration of running parameters, Calculates RPM, IPM, SFM, and Chimp-Loads, Supports a wide variety of machining materials, Quick calculations without lengthy questionnaires, Share machining findings

**Features:** Vision Pro support

**In-app purchases:** none


## Frequently asked questions

### Is Patmark Apps free?

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

### Is GM Pro AF free?

GM Pro AF is free to download, with no in-app purchases.

### Which has better reviews, Patmark Apps or GM Pro AF?

GM Pro AF is rated higher. Patmark Apps averages 2.8 out of 5 from 5 ratings, while GM Pro AF averages 4.5 from 2 ratings.

### Do Patmark Apps or GM Pro AF have ads?

Neither Patmark Apps nor GM Pro AF shows ads.

### Which is updated more often, Patmark Apps or GM Pro AF?

Patmark Apps ships an update monthly, and GM Pro AF every 3 weeks. Most recently, Patmark Apps was updated on October 7, 2026 and GM Pro AF on October 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.*