# Process Engineer Toolbox — Size pipes / process equipment

> Size pipes / process equipment (iPhone/iPad app by Mohamad Khaled.)

- Source: https://appshunter.io/ios/app/process-engineer-toolbox/id1503615240 (this page in markdown: same URL + `.md`)
- Developer: [Mohamad Khaled](https://appshunter.io/developer/1503615239)
- Category: Productivity, Utilities
- Price: Free
- Age rating: 4+
- Requires: iOS 10.0 · 83 MB
- Languages: English
- Released: 2020-03-22
- Data updated: 2026-05-20
- User reviews in markdown: https://appshunter.io/ios/app/process-engineer-toolbox/id1503615240/reviews.md

## What is Process Engineer Toolbox?

Were you put in a situation before where you needed to perform a quick calculation or a rough estimate of a pipe or equipment but you were away from your computer? If this was the case, this app will do this job for you. 

This app covers the following process/chemical calculations:
1. Line sizing
2. Pump Hydraulics
3. Gas Liquid Vertical Separator
4. Gas Liquid Vertical Separator
5. Tank Sizing
6. Calculating density and viscosity of a mixed phase

It also covers the below side calculations:
1. Calculating the density of an gas based on ideal gas law including compressibility factor
2. Calculating pipe inner diameter based on nominal diameter and schedule
3. Calculating pipe equivalent length considering fittings and valves
4. Calculating gas maximum velocity based on a given ρv2 criteria


## Version history (last 1 release)

### 1.0.0 — 2020-03-23

No release notes.

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| --- | --- | --- | --- |
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| [Offset Calc App ANSI](https://appshunter.io/ios/app/offset-calc-app-ansi/id1463259532) | 5.0 (14) | $6.99 | Productivity |
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| [Pipe Sizer - Water](https://appshunter.io/ios/app/pipe-sizer-water/id1316033381) | 4.8 (10) | $12.99 | Productivity |
| [Hydraulic Engineer](https://appshunter.io/ios/app/hydraulic-engineer/id410465591) | 4.0 (1) | $4.99 | Productivity |
| [Branch Pipe Layout](https://appshunter.io/ios/app/branch-pipe-layout/id6747074288) | — | Free | Productivity |

## More apps by Mohamad Khaled

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All apps by Mohamad Khaled: https://appshunter.io/developer/1503615239

## Related topics

[engineer](https://appshunter.io/ios/topics/engineer)

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*Data collected daily from the US App Store and indexed by [AppsHunter](https://appshunter.io/). User reviews are verbatim App Store reviews. Ratings, prices and chart positions refresh continuously; this snapshot is from 2026-05-20.*