Fast Converter Pro vs IGC H₂
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
Fast Converter Pro
This utility app offers a smart and elegant tool for converting between various units of measurement. It covers over 9 common categories, including length, temperature, mass, and volume, with a simple and optimized user interface.
- 9+ unit categories
- Length conversion
- Temperature conversion
- Mass conversion
- Volume conversion
- Simple UI
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Fast Converter is a simple, smart and elegant tool with more than 9 categories of units that are used in daily life. This app has such a wide range of unit conversion features with very simple and optimized user interface. This app has intuitive and simple UI, that is designed for the casual user like you. Trust us. :) There are 9 base category; - Length (Distance) units - Velocity (Speed) units - Temperature units - Mass (Weight) units - Volume (Capacity) units - Angle units - Energy units - Time units - Area units DEDICATED TO PERFECTION Our goal is to make our app the best scanning app in the store. We can’t do this without you. We are dedicated to your satisfaction and need to hear feedback from you. If you have an issue with the app, please do not write a review of the app saying "it didn't work." This does not help us make things better for you. Instead, please contact us at duygu@novv.io and we'll do our best to help.
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 update cadence: IGC H₂ at every 5 days against Fast Converter Pro's monthly. Fast Converter Pro's advantage is iOS requirement (10.0 vs 13.4). 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.
Fast Converter Pro ships an update monthly, IGC H₂ every 5 days. The most recent releases landed on June 2, 2026 and September 11, 2026 respectively.
| Parameter | Fast Converter Pro | IGC H₂ |
|---|---|---|
| Price | Free | Free |
| Positive reviews | 0.0% of reviews | — |
| Update frequency | Monthly | Every 5 days — better |
| Ads | No | No |
| In-app purchases | No | No |
| Monetization | Free | — |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Requires iOS | 10.0 — better | 13.4 |
| Further details — not scored | ||
| Size | 22 MB | 17 MB |
| Age rating | 4+ | 4+ |
| Developer | JUPITER TEKNOLOJI SANAYI VE TICARET LIMITED SIRKETI | Industrial Gas Consultants LLC |
In-app purchases
Fast Converter Pro
No in-app purchases
IGC H₂
No in-app purchases
Questions
Is Fast Converter Pro free?
Is IGC H₂ free?
Do Fast Converter Pro or IGC H₂ have ads?
Which is updated more often, Fast Converter Pro or IGC H₂?
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