# CNC Lathe calculator vs GCode Scanner for CNC Machines

The clearest difference is price: GCode Scanner for CNC Machines at Free against CNC Lathe calculator's $4.99. GCode Scanner for CNC Machines also leads on review sentiment (100% vs 71%). CNC Lathe calculator's advantage is in-app purchases (none vs 3) and update cadence (every 10 days vs every 3 weeks). On rating, ratings volume, ads and device support there is nothing between them.

GCode Scanner for CNC Machines is free to download; CNC Lathe calculator costs $4.99 up front. GCode Scanner for CNC Machines sells 3 in-app purchases, starting at $4.99 per 7 days. CNC Lathe calculator asks for nothing beyond the download.

On the App Store both sit at effectively the same score — 5.0 for CNC Lathe calculator against 5.0 for GCode Scanner for CNC Machines. Both are backed by a comparable volume of ratings — 4 and 3 respectively. Written reviews are what separate them: 71% of CNC Lathe calculator's written reviews are positive against 100% of GCode Scanner for CNC Machines's.

CNC Lathe calculator ships an update every 10 days, GCode Scanner for CNC Machines every 3 weeks. The most recent releases landed on October 29, 2026 and October 28, 2026 respectively.

## The numbers

| Metric | CNC Lathe calculator | GCode Scanner for CNC Machines |
| --- | --- | --- |
| Price | $4.99 | **Free** |
| Rating | [5.0 (4 ratings)](https://appshunter.io/ios/app/cnc-lathe-calculator/id1485500283/reviews) | [5.0 (3 ratings)](https://appshunter.io/ios/app/gcode-scanner-for-cnc-machines/id6747010022/reviews) |
| Number of ratings | **4** | 3 |
| Positive reviews | 70.6% of reviews | **100.0% of reviews** |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | **Every 10 days** | Every 3 weeks |
| Monetization | Paid | **Free with in-app purchases** |
| Size | 96 MB | 77 MB |
| Requires iOS | **10.0** | 16.4 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPad |
| Age rating | 4+ | 4+ |
| Developer | [宁 金](https://appshunter.io/developer/1085058605) | [Jeremiah Moore](https://appshunter.io/developer/1695450531) |

## What reviewers say

### CNC Lathe calculator

[App page](https://appshunter.io/ios/app/cnc-lathe-calculator/id1485500283)

This utility app assists machining professionals with CNC lathe and ordinary lathe operations. It offers quick calculations for common parts, programming, and measurements, including arc tangent points, threads, and tapers.

**Highlights:** Arc tangent point calculation with G Code generation, Thread calculation and program generation, CNC Macro program for common graphics, Taper calculation with tool tip compensation, Trigonometric and diagonal calculations, Weight and tolerance calculations, Chamfer, linear velocity, and roughness calculations

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

**In-app purchases:** none


### GCode Scanner for CNC Machines

[App page](https://appshunter.io/ios/app/gcode-scanner-for-cnc-machines/id6747010022)

This tool allows users to view and simulate CNC machine code (G-code) and 3D model files (STL) before production. It helps prevent errors, save tools, and reduce setup times for machinists, programmers, and engineers.

**Highlights:** G-code viewer with real-time toolpath playback, Error detection for gouges and over-travels, STL model viewer, Universal G-code compatibility, Shop-floor ready interface, Import from cloud storage or local device

**Features:** Vision Pro support

**In-app purchases (3)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Pro Weekly Membership | $4.99 | per 7 days |
| Pro Monthly Membership | $7.99 | per month |
| Pro Annual Membership | $69.99 | per year |


## Frequently asked questions

### Is CNC Lathe calculator free?

CNC Lathe calculator costs $4.99, with no in-app purchases.

### Is GCode Scanner for CNC Machines free?

GCode Scanner for CNC Machines is free to download, with in-app purchases available.

### Which has better reviews, CNC Lathe calculator or GCode Scanner for CNC Machines?

CNC Lathe calculator and GCode Scanner for CNC Machines are both rated 5.0 out of 5 on the App Store, from 4 and 3 ratings respectively.

### Do CNC Lathe calculator or GCode Scanner for CNC Machines have ads?

Neither CNC Lathe calculator nor GCode Scanner for CNC Machines shows ads.

### Which is updated more often, CNC Lathe calculator or GCode Scanner for CNC Machines?

CNC Lathe calculator ships an update every 10 days, and GCode Scanner for CNC Machines every 3 weeks. Most recently, CNC Lathe calculator was updated on October 29, 2026 and GCode Scanner for CNC Machines on October 28, 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.*