# ARS vs RFEDI

The clearest difference is device support: ARS at 2 against RFEDI's —. RFEDI's advantage is iOS requirement (13.0 vs 15.1). On price 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 | ARS | RFEDI |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | No | No |
| Ads | No | — |
| Update frequency | Every 6 weeks | — |
| Size | 150 MB | 92 MB |
| Requires iOS | 15.1 | **13.0** |
| Devices | **iPhone, iPod** | — |
| Age rating | 4+ | 12+ |
| Developer | [Global Sports Medicine S.L.](https://appshunter.io/developer/1616835766) | [TOOOLS, S.L.](https://appshunter.io/developer/571739178) |

## What reviewers say

### ARS

[App page](https://appshunter.io/ios/app/ars/id1616835764)

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

**In-app purchases:** none


### RFEDI

[App page](https://appshunter.io/ios/app/rfedi/id6630372624)

**In-app purchases:** none


## Frequently asked questions

### Is ARS free?

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

### Is RFEDI free?

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

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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.*