# FCC vs UnitBox Unit Converter

The clearest difference is in-app purchases: UnitBox Unit Converter at none against FCC's 1. FCC's advantage is device support (3 vs 1) and iOS requirement (13.0 vs 17.0). On price and ads there is nothing between them.

Both are free to download. FCC sells 1 one-off in-app purchase. UnitBox Unit Converter asks for nothing beyond the download.

## The numbers

| Metric | FCC | UnitBox Unit Converter |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | Yes | **No** |
| Ads | No | No |
| Update frequency | Every 4 months | — |
| Size | 116 MB | 0 MB |
| Requires iOS | **13.0** | 17.0 |
| Devices | **iPhone, iPad, iPod** | iPhone |
| Age rating | 4+ | 4+ |
| Developer | [Denys Maksymchuk](https://appshunter.io/developer/1706276771) | [Feda Hadziselimovic](https://appshunter.io/developer/1886967691) |

## What reviewers say

### FCC

[App page](https://appshunter.io/ios/app/fcc-fuel-consumption-converter/id6740985925)

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

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Ad Free | $2.99 | one-time |


### UnitBox Unit Converter

[App page](https://appshunter.io/ios/app/unitbox-unit-converter/id6807025320)

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

**In-app purchases:** none


## Frequently asked questions

### Is FCC free?

FCC is free to download, with in-app purchases available.

### Is UnitBox Unit Converter free?

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

### Do FCC or UnitBox Unit Converter have ads?

Neither FCC nor UnitBox 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.*