# CHEVALIER vs Pipe Slope Calculator

The clearest difference is price: CHEVALIER at Free against Pipe Slope Calculator's $2.99. CHEVALIER also leads on device support (3 vs 1) and iOS requirement (13.0 vs 17.0). On update cadence, ads and in-app purchases there is nothing between them.

CHEVALIER is free to download; Pipe Slope Calculator costs $2.99 up front. Neither carries in-app purchases, so what you see is what you pay.

Both ship on a similar rhythm, roughly every 2 months. The most recent releases landed on October 6, 2026 and October 10, 2026 respectively.

## The numbers

| Metric | CHEVALIER | Pipe Slope Calculator |
| --- | --- | --- |
| Price | **Free** | $2.99 |
| Rating | **[5.0 (1 ratings)](https://appshunter.io/ios/app/chevalier/id1111132001/reviews)** | — |
| Number of ratings | **1** | — |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 2 months | Every 2 months |
| Monetization | Free | — |
| Size | 17 MB | 3 MB |
| Requires iOS | **13.0** | 17.0 |
| Devices | **iPhone, iPad, iPod** | iPhone |
| Age rating | 17+ | 4+ |
| Developer | [GT MARKET CONSULTING CO., LTD.](https://appshunter.io/developer/927846054) | [Hugo Lamarre](https://appshunter.io/developer/1659517008) |

## What reviewers say

### CHEVALIER

[App page](https://appshunter.io/ios/app/chevalier/id1111132001)

Explore a dynamic catalog of industrial machinery, including grinding machines, machining centers, and CNC lathes. View product videos and discover solutions for aerospace, automotive, and medical industries.

**Highlights:** Dynamic product catalog, Product videos, Grinding machines, Machining centers, CNC lathes, Industry solutions

**Features:** macOS Compatibility

**In-app purchases:** none


### Pipe Slope Calculator

[App page](https://appshunter.io/ios/app/pipe-slope-calculator/id6760373343)

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is CHEVALIER free?

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

### Is Pipe Slope Calculator free?

Pipe Slope Calculator costs $2.99, with no in-app purchases.

### Do CHEVALIER or Pipe Slope Calculator have ads?

Neither CHEVALIER nor Pipe Slope Calculator shows ads.

### Which is updated more often, CHEVALIER or Pipe Slope Calculator?

CHEVALIER ships an update every 2 months, and Pipe Slope Calculator every 2 months. Most recently, CHEVALIER was updated on October 6, 2026 and Pipe Slope Calculator on October 10, 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.*