# Cutting Tool App vs GM Pro AF

The clearest difference is update cadence: GM Pro AF at every 3 weeks against Cutting Tool App's every 4 months. 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.

Cutting Tool App ships an update every 4 months, GM Pro AF every 3 weeks. The most recent releases landed on October 12, 2026 and October 3, 2026 respectively.

## The numbers

| Metric | Cutting Tool App | GM Pro AF |
| --- | --- | --- |
| Price | Free | Free |
| Rating | — | **[4.5 (2 ratings)](https://appshunter.io/ios/app/gm-pro-af/id6474267202/reviews)** |
| Number of ratings | — | **2** |
| Positive reviews | 0.0% of reviews | — |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 4 months | **Every 3 weeks** |
| Monetization | Free | Free |
| Size | 1 MB | 53 MB |
| Requires iOS | **14.0** | 15.0 |
| Devices | iPhone, iPod | **iPhone, iPad, iPod** |
| Age rating | 17+ | 4+ |
| Developer | [Mitsubishi Materials Corporation](https://appshunter.io/developer/567696188) | [Gorilla Tools, Inc](https://appshunter.io/developer/1480564474) |

## What reviewers say

### Cutting Tool App

[App page](https://appshunter.io/ios/app/cutting-tool-app/id567696185)

This application assists with calculations for carbide tools, including spindle speed and cutting speed. It supports various calculation types and provides access to online resources and inquiry services.

**Highlights:** Spindle speed and cutting speed calculation, Millind calculator, Turning calculator, Drilling calculator, Threading calculator, GHG emissions simulation, Online inquiry service

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

**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 Cutting Tool App free?

Cutting Tool App 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.

### Do Cutting Tool App or GM Pro AF have ads?

Neither Cutting Tool App nor GM Pro AF shows ads.

### Which is updated more often, Cutting Tool App or GM Pro AF?

Cutting Tool App ships an update every 4 months, and GM Pro AF every 3 weeks. Most recently, Cutting Tool App was updated on October 12, 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.*