# Open Channel Flow Pro vs PipeDims

The clearest difference is price: PipeDims at Free against Open Channel Flow Pro's $2.99. Open Channel Flow Pro's advantage is ads (none vs shown). On in-app purchases, device support and iOS requirement there is nothing between them.

PipeDims is free to download; Open Channel Flow Pro costs $2.99 up front. Neither carries in-app purchases, so what you see is what you pay.

## The numbers

| Metric | Open Channel Flow Pro | PipeDims |
| --- | --- | --- |
| Price | $2.99 | **Free** |
| Rating | **[2.0 (2 ratings)](https://appshunter.io/ios/app/open-channel-flow-pro/id1576457515/reviews)** | — |
| Number of ratings | **2** | — |
| In-app purchases | No | No |
| Ads | **No** | Yes |
| Update frequency | Every 2 months | — |
| Monetization | Paid | — |
| Size | 2 MB | 7 MB |
| Requires iOS | **14.0** | 15.0 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Alexius Academia](https://appshunter.io/developer/1209840214) | [Brook Wallace](https://appshunter.io/developer/1234097174) |

## What reviewers say

### Open Channel Flow Pro

[App page](https://appshunter.io/ios/app/open-channel-flow-pro/id1576457515)

This hydraulic engineering calculator simplifies complex open channel flow calculations for professionals and students. It provides accurate results for basic parameters, flow characteristics, critical flow analysis, and rating curves.

**Highlights:** Basic Hydraulic Parameters, Flow Characteristics, Critical Flow Analysis, Rating Curves, Wetted Perimeter, Area, Hydraulic Radius, Velocity, Froude Number, Hydraulic Depth

**Features:** macOS Compatibility

**In-app purchases:** none


### PipeDims

[App page](https://appshunter.io/ios/app/pipedims/id6480387906)

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is Open Channel Flow Pro free?

Open Channel Flow Pro costs $2.99, with no in-app purchases.

### Is PipeDims free?

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

### Do Open Channel Flow Pro or PipeDims have ads?

PipeDims shows ads; Open Channel Flow Pro does not.

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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.*