# Orifice Flow vs VibeUnits

The clearest difference is price: VibeUnits at Free against Orifice Flow's $3.99. VibeUnits also leads on rating (4.6 vs 4.0) and ratings volume (5 vs 1). On ads, in-app purchases and device support there is nothing between them.

VibeUnits is free to download; Orifice Flow costs $3.99 up front. Neither carries in-app purchases, so what you see is what you pay.

VibeUnits holds the better App Store score, 4.6 against 4.0. That said, the two scores are not equally well evidenced: VibeUnits has 5 ratings behind it against 1, so its average is the more settled of the two.

## The numbers

| Metric | Orifice Flow | VibeUnits |
| --- | --- | --- |
| Price | $3.99 | **Free** |
| Rating | [4.0 (1 ratings)](https://appshunter.io/ios/app/orifice-flow/id479581349/reviews) | **[4.6 (5 ratings)](https://appshunter.io/ios/app/vibeunits/id1159520984/reviews)** |
| Number of ratings | 1 | **5** |
| Positive reviews | 100.0% of reviews | — |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 12 months | — |
| Monetization | Paid | **Free** |
| Size | 1 MB | 1 MB |
| Requires iOS | 14.3 | **10.0** |
| Devices | iPhone, iPod | **iPhone, iPad, iPod** |
| Age rating | 4+ | 4+ |
| Developer | [Kaup Shenoy Associates](https://appshunter.io/developer/460148822) | [B&D Industrial Inc](https://appshunter.io/developer/1661820844) |

## What reviewers say

### Orifice Flow

[App page](https://appshunter.io/ios/app/orifice-flow/id479581349)

Calculate fluid flow rates in pipes and conduits using orifice plates. Supports common industrial fluids and custom fluid properties, with adjustable units and orifice types. Ideal for engineers and designers.

**Highlights:** Fluid flow rate computation, Supports 15 common industrial fluids, Custom fluid property input and saving, Multiple orifice plate types, Adjustable units (SI/USCS), Detailed computation model documentation

**Features:** macOS Compatibility, Vision Pro support

**In-app purchases:** none


### VibeUnits

[App page](https://appshunter.io/ios/app/vibeunits/id1159520984)

This utility app converts between various amplitude units used in vibration analysis. It supports common units like mils, microns, ips, mm/s, G's, and m/s² in RMS, peak-peak, and 0-peak formats. Note that conversions for D-V-A apply only to single-frequency vibrations.

**Highlights:** Converts mils RMS, peak-peak, 0-peak, Converts microns RMS, peak-peak, 0-peak, Converts ips RMS, peak-peak, 0-peak, Converts mm/s RMS, peak-peak, 0-peak, Converts G's RMS, peak-peak, 0-peak, Converts m/s² RMS, peak-peak, 0-peak, Supports D-V-A conversions for sinusoidal waves

**In-app purchases:** none


## Frequently asked questions

### Is Orifice Flow free?

Orifice Flow costs $3.99, with no in-app purchases.

### Is VibeUnits free?

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

### Which has better reviews, Orifice Flow or VibeUnits?

VibeUnits is rated higher. Orifice Flow averages 4.0 out of 5 from 1 ratings, while VibeUnits averages 4.6 from 5 ratings.

### Do Orifice Flow or VibeUnits have ads?

Neither Orifice Flow nor VibeUnits 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.*