# OrificeQ Pro vs Pipe Flow Calculations

The clearest difference is in-app purchases: Pipe Flow Calculations at none against OrificeQ Pro's 1. Pipe Flow Calculations also leads on iOS requirement (13.0 vs 15.1). On price, ads and device support there is nothing between them.

Both are free to download. OrificeQ Pro sells 1 one-off in-app purchase. Pipe Flow Calculations asks for nothing beyond the download.

## The numbers

| Metric | OrificeQ Pro | Pipe Flow Calculations |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | Yes | **No** |
| Ads | No | No |
| Size | 55 MB | 17 MB |
| Requires iOS | 15.1 | **13.0** |
| Devices | iPhone, iPod | **iPhone, iPad, iPod** |
| Age rating | 4+ | 4+ |
| Developer | [Enermatic Colombia S.A.S](https://appshunter.io/developer/1895397902) | [Application Services LLC](https://appshunter.io/developer/1896064953) |

## What reviewers say

### OrificeQ Pro

[App page](https://appshunter.io/ios/app/orificeq-pro/id6763612452)

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| OrificeQ Pro Premium | $79.99 | one-time |


### Pipe Flow Calculations

[App page](https://appshunter.io/ios/app/pipe-flow-calculations/id6765766469)

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is OrificeQ Pro free?

OrificeQ Pro is free to download, with in-app purchases available.

### Is Pipe Flow Calculations free?

Pipe Flow Calculations is free to download, with no in-app purchases.

### Do OrificeQ Pro or Pipe Flow Calculations have ads?

Neither OrificeQ Pro nor Pipe Flow Calculations 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.*