# Simple Units Converter lite vs IGC H₂

The clearest difference is update cadence: IGC H₂ at every 5 days against Simple Units Converter lite's every 8 months. IGC H₂ also leads on iOS requirement (13.4 vs 16.2). On price, ads, in-app purchases and device support there is nothing between them.

Both are free to download. Neither carries in-app purchases, so what you see is what you pay.

Simple Units Converter lite ships an update every 8 months, IGC H₂ every 5 days. The most recent releases landed on October 23, 2026 and October 25, 2026 respectively.

## The numbers

| Metric | Simple Units Converter lite | IGC H₂ |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[5.0 (1 ratings)](https://appshunter.io/ios/app/simple-units-converter-lite/id599423578/reviews)** | — |
| Number of ratings | **1** | — |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 8 months | **Every 5 days** |
| Monetization | Free | — |
| Size | 9 MB | 17 MB |
| Requires iOS | 16.2 | **13.4** |
| Devices | iPhone, iPad | **iPhone, iPad, iPod** |
| Age rating | 4+ | 4+ |
| Developer | [Mind Trends LLC](https://appshunter.io/developer/582509215) | [Industrial Gas Consultants LLC](https://appshunter.io/developer/1725282233) |

## What reviewers say

### Simple Units Converter lite

[App page](https://appshunter.io/ios/app/simple-units-converter-lite/id599423578)

Easily convert between various units of measurement with this user-friendly calculator. It offers a wide range of dimensions and units for everyday use and specific applications.

**Highlights:** Extensive unit library, 22 different dimensions, User-friendly interface, General-purpose calculator, Lite version

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

**In-app purchases:** none


### IGC H₂

[App page](https://appshunter.io/ios/app/igc-h-co-unit-conversion-app/id6475814418)

**In-app purchases:** none


## Frequently asked questions

### Is Simple Units Converter lite free?

Simple Units Converter lite is free to download, with no in-app purchases.

### Is IGC H₂ free?

IGC H₂ is free to download, with no in-app purchases.

### Do Simple Units Converter lite or IGC H₂ have ads?

Neither Simple Units Converter lite nor IGC H₂ shows ads.

### Which is updated more often, Simple Units Converter lite or IGC H₂?

Simple Units Converter lite ships an update every 8 months, and IGC H₂ every 5 days. Most recently, Simple Units Converter lite was updated on October 23, 2026 and IGC H₂ on October 25, 2026.

---

*Compared by [AppsHunter](https://appshunter.io/) from daily US App Store data. Review summaries are generated from verbatim App Store reviews.*