# CNC Lathe calculator vs Centripetal force

The clearest difference is price: Centripetal force at Free against CNC Lathe calculator's $4.99. Centripetal force also leads on update cadence (every 3 days vs every 10 days). CNC Lathe calculator's advantage is iOS requirement (10.0 vs 13.0). On ads, in-app purchases and device support there is nothing between them.

Centripetal force is free to download; CNC Lathe calculator costs $4.99 up front. Neither carries in-app purchases, so what you see is what you pay.

CNC Lathe calculator ships an update every 10 days, Centripetal force every 3 days. The most recent releases landed on October 29, 2026 and October 27, 2026 respectively.

## The numbers

| Metric | CNC Lathe calculator | Centripetal force |
| --- | --- | --- |
| Price | $4.99 | **Free** |
| Rating | **[5.0 (4 ratings)](https://appshunter.io/ios/app/cnc-lathe-calculator/id1485500283/reviews)** | — |
| Number of ratings | **4** | — |
| Positive reviews | 70.6% of reviews | — |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 10 days | **Every 3 days** |
| Monetization | Paid | — |
| Size | 96 MB | 11 MB |
| Requires iOS | **10.0** | 13.0 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPod |
| Age rating | 4+ | 4+ |
| Developer | [宁 金](https://appshunter.io/developer/1085058605) | [Dhrishty Ghumar](https://appshunter.io/developer/1760664134) |

## 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


### Centripetal force

[App page](https://appshunter.io/ios/app/centripetal-force/id6596785247)

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is CNC Lathe calculator free?

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

### Is Centripetal force free?

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

### Do CNC Lathe calculator or Centripetal force have ads?

Neither CNC Lathe calculator nor Centripetal force shows ads.

### Which is updated more often, CNC Lathe calculator or Centripetal force?

CNC Lathe calculator ships an update every 10 days, and Centripetal force every 3 days. Most recently, CNC Lathe calculator was updated on October 29, 2026 and Centripetal force on October 27, 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.*