# MechTab vs Machining Advisor Pro

MechTab and Machining Advisor Pro both sit at 4.1 stars, but that hides the real split: 89% of MechTab's written reviews are positive against 17% of Machining Advisor Pro's. MechTab also leads on ads (none vs shown) and monetization model (free vs ad-supported). Machining Advisor Pro's advantage is update cadence (every 6 weeks vs every 9 months) and ratings volume (162 vs 16). On price, rating, 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.

On the App Store both sit at effectively the same score — 4.1 for MechTab against 4.0 for Machining Advisor Pro. That said, the two scores are not equally well evidenced: Machining Advisor Pro has 162 ratings behind it against 16, so its average is the more settled of the two. Written reviews are what separate them: 89% of MechTab's written reviews are positive against 17% of Machining Advisor Pro's.

MechTab ships an update every 9 months, Machining Advisor Pro every 6 weeks. The most recent releases landed on September 15, 2026 and August 1, 2026 respectively.

## The numbers

| Metric | MechTab | Machining Advisor Pro |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[4.1 (16 ratings)](https://appshunter.io/ios/app/mechtab/id553201101/reviews)** | [4.0 (162 ratings)](https://appshunter.io/ios/app/machining-advisor-pro/id1321154225/reviews) |
| Number of ratings | 16 | **162** |
| Positive reviews | **88.6% of reviews** | 17.2% of reviews |
| In-app purchases | No | No |
| Ads | **No** | Yes |
| Update frequency | Every 9 months | **Every 6 weeks** |
| Monetization | **Free** | Ad-supported |
| Size | 9 MB | 61 MB |
| Requires iOS | 15.0 | 15.0 |
| Devices | iPhone, iPod | **iPhone, iPad, iPod** |
| Age rating | 4+ | 4+ |
| Developer | [Werder AG](https://appshunter.io/developer/553201104) | [HARVEY TOOL COMPANY, LLC](https://appshunter.io/developer/1321041519) |

## What reviewers say

### MechTab

[App page](https://appshunter.io/ios/app/mechtab/id553201101)

This app offers a comprehensive set of tools for mechanics, providing essential data on tolerances, threads, cutting speeds, wrench sizes, and roughness. It also includes calculators for material weight, triangle properties, and trowalisation.

**Highlights:** ISO-Tolerance data (holes and shafts), Thread specifications, Cutting data calculations, Wrench size conversions, Roughness parameters, Material weight calculator, Triangle property calculator

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

**In-app purchases:** none


### Machining Advisor Pro

[App page](https://appshunter.io/ios/app/machining-advisor-pro/id1321154225)

This app provides recommended running parameters for CNC machining, specifically for Helical Solutions and Harvey Tool products. It generates customized speeds and feeds based on your end mill, tool path, material, and machine setup, optimizing metal removal rates and shop productivity.

**Highlights:** CNC speeds and feeds calculator, Optimized for 30,000+ products, Supports 300+ material grades, Intuitive user interface, Customized setup options, Quick search functionality

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is MechTab free?

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

### Is Machining Advisor Pro free?

Machining Advisor Pro is free to download, with no in-app purchases.

### Which has better reviews, MechTab or Machining Advisor Pro?

MechTab is rated higher. MechTab averages 4.1 out of 5 from 16 ratings, while Machining Advisor Pro averages 4.0 from 162 ratings.

### Do MechTab or Machining Advisor Pro have ads?

Machining Advisor Pro shows ads; MechTab does not.

### Which is updated more often, MechTab or Machining Advisor Pro?

MechTab ships an update every 9 months, and Machining Advisor Pro every 6 weeks. Most recently, MechTab was updated on September 15, 2026 and Machining Advisor Pro on August 1, 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.*