# Reynolds Number Calculator

> Calculates Reynolds number, fluid velocity, and backpressure for pipe flow. (iPhone/iPad app by Espen Birk.)

- Source: https://appshunter.io/ios/app/reynolds-number-calculator/id938604250 (this page in markdown: same URL + `.md`)
- Developer: [Espen Birk](https://appshunter.io/developer/828633057)
- Category: Productivity, Utilities
- Price: $0.99
- Rating: 5.00/5 from 1 App Store ratings · 1 written reviews indexed
- Age rating: 4+
- Requires: iOS 8.0 · 6 MB
- Languages: English, Norwegian Bokmål
- Released: 2014-11-14
- Data updated: 2026-06-10
- Monetization: paid
- User reviews in markdown: https://appshunter.io/ios/app/reynolds-number-calculator/id938604250/reviews.md

## What is Reynolds Number Calculator?

Reynolds Number Calculator

Calculating reynolds number for flow in a pipe or tube.
Helpful when identifying the correct equipment for hot oil flushing or 
chemical cleaning of pipelines or tubing where you normally try to get an turbulent flow above 4000 reynolds.

***** Features ******

- Reynolds Number
- Fluid Velocity
- Backpressrure
- Email your calculations

## Key features

- Reynolds Number calculation
- Fluid Velocity calculation
- Backpressure calculation
- Email calculations
- Pipe and tube flow analysis

## Recent user reviews (1 of 1)

All indexed reviews: https://appshunter.io/ios/app/reynolds-number-calculator/id938604250/reviews.md

### 5/5 — Great tool

*2018-11-07*

I really appreciate this calculator it's really a great tool that I can use to help grow my cactus and plants👍

## Frequently asked questions about Reynolds Number Calculator

### What is the Reynolds Number Calculator used for?

The Reynolds Number Calculator helps determine the Reynolds number for fluid flow in pipes or tubes. This is crucial for identifying the correct equipment for processes like hot oil flushing or chemical cleaning of pipelines.

### What calculations can the Reynolds Number Calculator perform?

The calculator can compute the Reynolds Number, Fluid Velocity, and Backpressure. It also allows users to email their completed calculations.

### How much does the Reynolds Number Calculator cost?

The Reynolds Number Calculator is a paid app, priced at $0.99. This one-time purchase grants you access to all its features.

### What devices is the Reynolds Number Calculator available on?

The Reynolds Number Calculator is available for iPhone and iPod devices. It is designed for iOS users.

### When was the Reynolds Number Calculator last updated?

The latest version of the Reynolds Number Calculator was released on August 3, 2017. It was initially released on November 14, 2014.

### What is the age rating for the Reynolds Number Calculator?

The Reynolds Number Calculator has an age rating of 4+. This indicates it is suitable for a wide range of users.

### Does the Reynolds Number Calculator have ads?

No, the Reynolds Number Calculator does not contain advertisements. As a paid application, it offers an ad-free experience.

### What is the user feedback on the Reynolds Number Calculator?

The Reynolds Number Calculator has received excellent user feedback, with a rating of 5.0 stars from one review. This suggests high user satisfaction.

## Version history (last 3 releases)

### 1.2 — 2017-08-03

Added support for up to two decimals on all input fields.

### 1.1 — 2015-02-11

Supporting lower iOS version

### 1.0 — 2014-11-13

No release notes.

## More apps by Espen Birk

- [Knapphus Energibestilling](https://appshunter.io/ios/app/knapphus-energibestilling/id1177108003)

All apps by Espen Birk: https://appshunter.io/developer/828633057

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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 2026-06-10.*