# Turning Calculator Pro vs Quick3D CAD Viewer

The clearest difference is in-app purchases: Quick3D CAD Viewer at none against Turning Calculator Pro's 1. Turning Calculator Pro's advantage is ads (none vs shown) and iOS requirement (13.0 vs 18.6). On price and device support there is nothing between them.

Both are free to download. Turning Calculator Pro sells 1 one-off in-app purchase. Quick3D CAD Viewer asks for nothing beyond the download.

## The numbers

| Metric | Turning Calculator Pro | Quick3D CAD Viewer |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[4.0 (1 ratings)](https://appshunter.io/ios/app/turning-calculator-pro/id6767200756/reviews)** | — |
| Number of ratings | **1** | — |
| Positive reviews | 100.0% of reviews | — |
| In-app purchases | Yes | **No** |
| Ads | **No** | Yes |
| Update frequency | — | Every 2 weeks |
| Monetization | Free with in-app purchases | — |
| Size | 75 MB | 28 MB |
| Requires iOS | **13.0** | 18.6 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPad |
| Age rating | 4+ | 4+ |
| Developer | [Shraddhaben Parmar](https://appshunter.io/developer/1889769325) | [Ryo Tazaki](https://appshunter.io/developer/6814366399) |

## What reviewers say

### Turning Calculator Pro

[App page](https://appshunter.io/ios/app/turning-calculator-pro/id6767200756)

This application assists machinists, CNC operators, and engineers with precise turning calculations. It simplifies the process of determining speed, feed, and cutting parameters for lathe and CNC machines, optimizing machining performance and reducing setup time.

**Highlights:** RPM calculator, Feed rate calculation, Cutting speed calculation, Metric and imperial unit support, Quick input with instant results, Designed for real-world machining

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

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Lifetime premium | $12.99 | one-time |


### Quick3D CAD Viewer

[App page](https://appshunter.io/ios/app/quick3d-cad-viewer/id6816122073)

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is Turning Calculator Pro free?

Turning Calculator Pro is free to download, with in-app purchases available.

### Is Quick3D CAD Viewer free?

Quick3D CAD Viewer is free to download, with no in-app purchases.

### Do Turning Calculator Pro or Quick3D CAD Viewer have ads?

Quick3D CAD Viewer shows ads; Turning Calculator Pro does not.

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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.*