# Pipe Flow Liquid Flow Rate vs Mechanical Engineering Toolkit

The clearest difference is ads: Pipe Flow Liquid Flow Rate at none against Mechanical Engineering Toolkit's shown. Pipe Flow Liquid Flow Rate also leads on iOS requirement (11.0 vs 15.0). Mechanical Engineering Toolkit's advantage is update cadence (weekly vs fortnightly) and monetization model (ad-supported vs free with in-app purchases). On price, rating, in-app purchases and device support there is nothing between them.

Both are free to download. Pipe Flow Liquid Flow Rate sells 1 one-off in-app purchase and Mechanical Engineering Toolkit sells 1 one-off in-app purchase. Whichever you choose, the download price is not the number that matters.

On the App Store both sit at effectively the same score — 4.9 for Pipe Flow Liquid Flow Rate against 4.8 for Mechanical Engineering Toolkit. That said, the two scores are not equally well evidenced: Mechanical Engineering Toolkit has 64 ratings behind it against 7, so its average is the more settled of the two.

Pipe Flow Liquid Flow Rate ships an update fortnightly, Mechanical Engineering Toolkit weekly. The most recent releases landed on October 8, 2026 and October 15, 2026 respectively.

## The numbers

| Metric | Pipe Flow Liquid Flow Rate | Mechanical Engineering Toolkit |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[4.9 (7 ratings)](https://appshunter.io/ios/app/pipe-flow-liquid-flow-rate/id1582818872/reviews)** | [4.8 (64 ratings)](https://appshunter.io/ios/app/mechanical-engineering-toolkit/id1601099443/reviews) |
| Number of ratings | 7 | **64** |
| Positive reviews | — | 57.1% of reviews |
| In-app purchases | Yes | Yes |
| Ads | **No** | Yes |
| Update frequency | Fortnightly | **Weekly** |
| Monetization | Free with in-app purchases | **Ad-supported** |
| Size | 67 MB | 43 MB |
| Requires iOS | **11.0** | 15.0 |
| Devices | iPhone, iPad, iPod | **iPhone, iPad, iPod, Mac** |
| Age rating | 4+ | 4+ |
| Developer | [Pipe Flow Software](https://appshunter.io/developer/1193064957) | [APPS BAY LIMITED](https://appshunter.io/developer/1599035519) |

## What reviewers say

### Pipe Flow Liquid Flow Rate

[App page](https://appshunter.io/ios/app/pipe-flow-liquid-flow-rate/id1582818872)

Calculate fluid flow rate in pipes, including friction and fitting losses, using accurate engineering equations. Features extensive databases for liquids, pipes, and fittings, with customizable units and reporting options.

**Highlights:** Fluid flow rate calculation, Friction and fitting loss calculation, Extensive material and fluid databases, Customizable units (Imperial/Metric), Professional Excel and PDF reports, Results verification against published data

**Features:** Vision Pro support

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Pipe Flow Flow Rate | $4.99 | one-time |


### Mechanical Engineering Toolkit

[App page](https://appshunter.io/ios/app/mechanical-engineering-toolkit/id1601099443)

This utility app provides a comprehensive collection of engineering equations and formulas for students and professionals. Easily perform calculations by selecting a formula and inputting variables, with detailed instructions and reference material included.

**Highlights:** Engineering equations and formulas, Mechanics of Material calculations, Theory of Elasticity formulas, Composite Material properties, Reference material, Variable input for calculations

**Features:** Vision Pro support

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Remove Ads | $2.99 | one-time |


## Frequently asked questions

### Is Pipe Flow Liquid Flow Rate free?

Pipe Flow Liquid Flow Rate is free to download, with in-app purchases available.

### Is Mechanical Engineering Toolkit free?

Mechanical Engineering Toolkit is free to download, with in-app purchases available.

### Which has better reviews, Pipe Flow Liquid Flow Rate or Mechanical Engineering Toolkit?

Pipe Flow Liquid Flow Rate is rated higher. Pipe Flow Liquid Flow Rate averages 4.9 out of 5 from 7 ratings, while Mechanical Engineering Toolkit averages 4.8 from 64 ratings.

### Do Pipe Flow Liquid Flow Rate or Mechanical Engineering Toolkit have ads?

Mechanical Engineering Toolkit shows ads; Pipe Flow Liquid Flow Rate does not.

### Which is updated more often, Pipe Flow Liquid Flow Rate or Mechanical Engineering Toolkit?

Pipe Flow Liquid Flow Rate ships an update fortnightly, and Mechanical Engineering Toolkit weekly. Most recently, Pipe Flow Liquid Flow Rate was updated on October 8, 2026 and Mechanical Engineering Toolkit on October 15, 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.*