# Pipe Pressure drop calculator vs Engineer Calculator

The clearest difference is in-app purchases: Engineer Calculator at none against Pipe Pressure drop calculator's 1. Pipe Pressure drop calculator's advantage is iOS requirement (13.0 vs 15.1). On price, ads and device support there is nothing between them.

Both are free to download. Pipe Pressure drop calculator sells 1 one-off in-app purchase. Engineer Calculator asks for nothing beyond the download.

## The numbers

| Metric | Pipe Pressure drop calculator | Engineer Calculator |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[4.0 (1 ratings)](https://appshunter.io/ios/app/pipe-pressure-drop-calculator/id6752385472/reviews)** | — |
| Number of ratings | **1** | — |
| In-app purchases | Yes | **No** |
| Ads | No | No |
| Update frequency | Every 3 months | — |
| Monetization | Free with in-app purchases | — |
| Size | 61 MB | 22 MB |
| Requires iOS | **13.0** | 15.1 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 17+ |
| Developer | [Ashvin Kevadiya](https://appshunter.io/developer/1756324971) | [Sooseok Oh](https://appshunter.io/developer/1495610096) |

## What reviewers say

### Pipe Pressure drop calculator

[App page](https://appshunter.io/ios/app/pipe-pressure-drop-calculator/id6752385472)

Calculate pipe pressure drop, friction loss, and liquid velocity using the Darcy–Weisbach equation. Supports a wide range of pipe materials, liquids, and diameters for engineers and students.

**Highlights:** Calculate pressure drop, friction loss, and liquid velocity, Supports 76 pipe materials, Supports 58 liquid types, Handles pipe diameters up to 84 inches, Useful for pipeline design and hydraulic systems

**Features:** macOS Compatibility

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Lifetime Premium | $7.99 | one-time |


### Engineer Calculator

[App page](https://appshunter.io/ios/app/engineer-calculator/id6761696084)

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

**In-app purchases:** none


## Frequently asked questions

### Is Pipe Pressure drop calculator free?

Pipe Pressure drop calculator is free to download, with in-app purchases available.

### Is Engineer Calculator free?

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

### Do Pipe Pressure drop calculator or Engineer Calculator have ads?

Neither Pipe Pressure drop calculator nor Engineer Calculator shows ads.

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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.*