# Aaptiv MSK vs Dr

The clearest difference is device support: Dr at 3 against Aaptiv MSK's —. Aaptiv MSK'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 | Aaptiv MSK | Dr |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | No | No |
| Ads | — | No |
| Update frequency | — | Monthly |
| Size | 108 MB | 36 MB |
| Requires iOS | **13.0** | 15.1 |
| Devices | — | **iPhone, iPad, iPod** |
| Age rating | 17+ | 17+ |
| Developer | [Movr Fitness Inc.](https://appshunter.io/developer/1181259529) | [URGIDOCTOR, LLC](https://appshunter.io/developer/1624425302) |

## What reviewers say

### Aaptiv MSK

[App page](https://appshunter.io/ios/app/aaptiv-msk/id6755162624)

**In-app purchases:** none


### Dr

[App page](https://appshunter.io/ios/app/dr-sleepio/id6771101427)

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

**In-app purchases:** none


## Frequently asked questions

### Is Aaptiv MSK free?

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

### Is Dr free?

Dr 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.*