# Orifice Flow vs ThingTracker

The clearest difference is price: ThingTracker at Free against Orifice Flow's $3.99. ThingTracker also leads on rating (5.0 vs 4.0) and update cadence (monthly vs every 12 months). Orifice Flow's advantage is chart position (#181 vs unranked). On review sentiment, ratings volume, ads and in-app purchases there is nothing between them.

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

ThingTracker holds the better App Store score, 5.0 against 4.0. Both are backed by a comparable volume of ratings — 1 and 2 respectively. Written reviews split almost evenly too, at 100% and 100% positive.

Orifice Flow ships an update every 12 months, ThingTracker monthly. The most recent releases landed on September 25, 2026 and September 21, 2026 respectively.

## The numbers

| Metric | Orifice Flow | ThingTracker |
| --- | --- | --- |
| Price | $3.99 | **Free** |
| Rating | [4.0 (1 ratings)](https://appshunter.io/ios/app/orifice-flow/id479581349/reviews) | **[5.0 (2 ratings)](https://appshunter.io/ios/app/thingtracker/id1589020583/reviews)** |
| Number of ratings | 1 | **2** |
| Positive reviews | 100.0% of reviews | 100.0% of reviews |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 12 months | **Monthly** |
| Monetization | Paid | **Free** |
| Best chart rank | **#181** | — |
| Size | 1 MB | 63 MB |
| Requires iOS | 14.3 | **10.0** |
| Devices | iPhone, iPod | iPhone, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Kaup Shenoy Associates](https://appshunter.io/developer/460148822) | [Infiswift Technologies Inc](https://appshunter.io/developer/1476788910) |

## What reviewers say

### Orifice Flow

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

**Currently charting:** #181 Top Paid · Utilities (US App Store)

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


### ThingTracker

[App page](https://appshunter.io/ios/app/thingtracker/id1589020583)

This tool helps you keep track of your belongings using your phone's camera and GPS. You can create records with photos, notes, and locations, and share access with others to view updates. All data is securely stored on your Google Drive.

**Highlights:** Track tools, equipment, and items, Use phone camera for photos, Record GPS location data, Store data on Google Drive, Share asset updates with others, View asset history on mobile and Drive

**In-app purchases:** none


## Frequently asked questions

### Is Orifice Flow free?

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

### Is ThingTracker free?

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

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

ThingTracker is rated higher. Orifice Flow averages 4.0 out of 5 from 1 ratings, while ThingTracker averages 5.0 from 2 ratings.

### Do Orifice Flow or ThingTracker have ads?

Neither Orifice Flow nor ThingTracker shows ads.

### Which is updated more often, Orifice Flow or ThingTracker?

Orifice Flow ships an update every 12 months, and ThingTracker monthly. Most recently, Orifice Flow was updated on September 25, 2026 and ThingTracker on September 21, 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.*