# EarfabSCAN vs Unit Converter

The clearest difference is device support: Unit Converter at 3 against EarfabSCAN's 1. Unit Converter also leads on iOS requirement (13.0 vs 17.0). On price, ads and in-app purchases there is nothing between them.

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

## The numbers

| Metric | EarfabSCAN | Unit Converter |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 2 months | — |
| Size | 30 MB | 29 MB |
| Requires iOS | 17.0 | **13.0** |
| Devices | iPhone | **iPhone, iPad, iPod** |
| Age rating | 4+ | 4+ |
| Developer | [Earfab](https://appshunter.io/developer/1589387888) | [Gunawan Santoso](https://appshunter.io/developer/1843786072) |

## What reviewers say

### EarfabSCAN

[App page](https://appshunter.io/ios/app/earfabscan/id1589387886)

**Features:** macOS Compatibility

**In-app purchases:** none


### Unit Converter

[App page](https://appshunter.io/ios/app/unit-converter-convertit/id6766193826)

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

**In-app purchases:** none


## Frequently asked questions

### Is EarfabSCAN free?

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

### Is Unit Converter free?

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

### Do EarfabSCAN or Unit Converter have ads?

Neither EarfabSCAN nor Unit Converter shows ads.

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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.*