Ultimate Unit Converter Pro vs IGC H₂
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
Ultimate Unit Converter Pro
This utility app provides a streamlined way to perform unit conversions quickly and efficiently. It's designed to be an essential tool for users who need to make calculations on the go. Elevate your conversion experience with this powerful application.
- Seamless unit conversion
- Quick calculations
- Efficient workflow
- Essential utility tool
- Pro-grade experience
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Your essential tool for seamless unit conversion. Make quick work of calculations and stay efficient. Download now and elevate your conversion experience!
IGC H₂
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This application allows you to input a given amount of industrial gas with a unit of measure and converts it to your desired unit of measure. For example, if you have kilos of CO2 and want to convert to gallons.
Screenshots
Verdict
The clearest difference is iOS requirement: IGC H₂ at 13.4 against Ultimate Unit Converter Pro's 17.0. On price, update cadence, ads and in-app purchases 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.
Ultimate Unit Converter Pro ships an update every 3 days, IGC H₂ every 5 days. The most recent releases landed on June 10, 2026 and September 11, 2026 respectively.
| Parameter | Ultimate Unit Converter Pro | IGC H₂ |
|---|---|---|
| Price | Free | Free |
| Rating | 5.0 (3 ratings) — better | — |
| Number of ratings | 3 — better | — |
| Update frequency | Every 3 days — better | Every 5 days |
| Ads | No | No |
| In-app purchases | No | No |
| Monetization | Free | — |
| Devices | iPhone, iPad | iPhone, iPad, iPod — better |
| Requires iOS | 17.0 | 13.4 — better |
| Further details — not scored | ||
| Size | 1 MB | 17 MB |
| Age rating | 4+ | 4+ |
| Developer | Talal El Zeini | Industrial Gas Consultants LLC |
In-app purchases
Ultimate Unit Converter Pro
No in-app purchases
IGC H₂
No in-app purchases
Questions
Is Ultimate Unit Converter Pro free?
Is IGC H₂ free?
Do Ultimate Unit Converter Pro or IGC H₂ have ads?
Which is updated more often, Ultimate Unit Converter Pro or IGC H₂?
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