# Machining Calculator vs Vortex Tool Co.

The clearest difference is rating: Machining Calculator at 4.3 against Vortex Tool Co.'s 3.8. Vortex Tool Co.'s advantage is review sentiment (75% vs 55%) and iOS requirement (11.0 vs 13.0). 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.

Machining Calculator holds the better App Store score, 4.3 against 3.8. Both are backed by a comparable volume of ratings — 4 and 4 respectively. Written reviews complicate that: 55% of Machining Calculator's written reviews are positive against 75% of Vortex Tool Co.'s, so the app with the better star average is not the one people write more warmly about.

Machining Calculator ships an update every 5 months, Vortex Tool Co. every 3 months. The most recent releases landed on September 29, 2026 and October 6, 2026 respectively.

## The numbers

| Metric | Machining Calculator | Vortex Tool Co. |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[4.3 (4 ratings)](https://appshunter.io/ios/app/machining-calculator/id389011280/reviews)** | [3.8 (4 ratings)](https://appshunter.io/ios/app/vortex-tool-co/id908151886/reviews) |
| Number of ratings | 4 | 4 |
| Positive reviews | 54.5% of reviews | **75.0% of reviews** |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 5 months | **Every 3 months** |
| Monetization | Free | Free |
| Size | 5 MB | 25 MB |
| Requires iOS | 13.0 | **11.0** |
| Devices | iPhone, iPod | **iPhone, iPad, iPod** |
| Age rating | 12+ | 4+ |
| Developer | [AB Sandvik Coromant](https://appshunter.io/developer/1789776926) | [BiznetIS Net Inc](https://appshunter.io/developer/682007657) |

## What reviewers say

### Machining Calculator

[App page](https://appshunter.io/ios/app/machining-calculator/id389011280)

This app helps engineers and operators optimize machining performance by calculating optimal cut settings for turning, milling, drilling, and tapping. It demonstrates how minor parameter adjustments can significantly impact overall results.

**Highlights:** Calculate cut settings, Optimize turning performance, Optimize milling performance, Optimize drilling performance, Optimize tapping performance, Demonstrates parameter impact

**Features:** macOS Compatibility

**In-app purchases:** none


### Vortex Tool Co.

[App page](https://appshunter.io/ios/app/vortex-tool-co/id908151886)

This utility helps CNC router operators select the right tool for their cutting tasks. It provides specific tool suggestions, feed rates, and RPMs based on your material and cut type. The app also includes helpful calculators for chip load, RPM, and feed rate.

**Highlights:** Tool selection based on material and cut type, Specific tool suggestions, Feed rate and RPM recommendations, Chip load calculator, RPM calculator, Feed rate calculator, Metric conversion

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is Machining Calculator free?

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

### Is Vortex Tool Co. free?

Vortex Tool Co. is free to download, with no in-app purchases.

### Which has better reviews, Machining Calculator or Vortex Tool Co.?

Machining Calculator is rated higher. Machining Calculator averages 4.3 out of 5 from 4 ratings, while Vortex Tool Co. averages 3.8 from 4 ratings.

### Do Machining Calculator or Vortex Tool Co. have ads?

Neither Machining Calculator nor Vortex Tool Co. shows ads.

### Which is updated more often, Machining Calculator or Vortex Tool Co.?

Machining Calculator ships an update every 5 months, and Vortex Tool Co. every 3 months. Most recently, Machining Calculator was updated on September 29, 2026 and Vortex Tool Co. on October 6, 2026.

---

*Compared by [AppsHunter](https://appshunter.io/) from daily US App Store data. Review summaries are generated from verbatim App Store reviews.*