IIoT University vs UnitEngConverter
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
IIoT University
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Inside the IIoT University app, you can: Access all of your videos in one easy to use app Receive push notifications with the latest news and updates Access to all of your videos without having to remember your password Save your favorite posts so you can quickly find them later END USER LICENSE AGREEMENT https://www.apple.com/legal/internet-services/itunes/dev/stdeula/
UnitEngConverter
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The UnitEngConversion is a lightweight yet powerful conversion tool from simple to more advanced conversions and different calculations, it uses the Swift and SwiftUI which allows also a seamless integration with other apps on all major platforms like iOS , iPadOS , macOS to also VisionOS allowing for a simple and intuitive user interface. Also the conversions are optimized to be lightweight allowing for faster results. With features from basic conversions like conversions for temperature , volume ,length, mass to more advanced like Data conversion for CE/EE or even like Load Bearing Capacity and more, with precise calculations in a sleek and modern design.
Screenshots
Verdict
The clearest difference is update cadence: UnitEngConverter at daily against IIoT University's every 3 weeks. On price, ads, in-app purchases and device support there is nothing between them.
Scored on Price · Rating · Positive reviews · Number of ratings · Update frequency · Ads · In-app purchases · Monetization · Best chart rank · Devices · Requires iOS
Both are free to download. Neither carries in-app purchases, so what you see is what you pay.
IIoT University ships an update every 3 weeks, UnitEngConverter daily. The most recent releases landed on October 20, 2026 and October 27, 2026 respectively.
| Parameter | IIoT University | UnitEngConverter |
|---|---|---|
| Price | Free | Free |
| Update frequency | Every 3 weeks | Daily — better |
| Ads | No | No |
| In-app purchases | No | No |
| Devices | iPhone, iPad | iPhone, iPad |
| Requires iOS | 16.6 | 16.6 |
| Further details — not scored | ||
| Size | 49 MB | 2 MB |
| Age rating | 4+ | 4+ |
| Developer | Emily Sudduth | Irfan Uruci |
In-app purchases
IIoT University
No in-app purchases
UnitEngConverter
No in-app purchases
Questions
Is IIoT University free?
Is UnitEngConverter free?
Do IIoT University or UnitEngConverter have ads?
Which is updated more often, IIoT University or UnitEngConverter?
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