# US MSK vs CDT Telerradiologia

The clearest difference is in-app purchases: CDT Telerradiologia at none against US MSK's 2. US MSK's advantage is update cadence (every 6 weeks vs every 26 months) and device support. On price there is nothing between them.

Both are free to download. US MSK sells 2 in-app purchases, starting at $0.99 per month. CDT Telerradiologia asks for nothing beyond the download.

US MSK ships an update every 6 weeks, CDT Telerradiologia every 26 months. The most recent releases landed on October 4, 2026 and September 26, 2026 respectively.

## The numbers

| Metric | US MSK | CDT Telerradiologia |
| --- | --- | --- |
| Price | Free | Free |
| Positive reviews | 50.0% of reviews | — |
| In-app purchases | Yes | **No** |
| Ads | No | — |
| Update frequency | **Every 6 weeks** | Every 26 months |
| Monetization | Free with in-app purchases | — |
| Size | 31 MB | 136 MB |
| Requires iOS | **13.0** | 15.6 |
| Devices | **iPhone, iPod** | — |
| Age rating | 17+ | 17+ |
| Developer | [Azul Systems](https://appshunter.io/developer/1460850225) | [MOBILEMED SOLUCOES EM TECNOLOGIA PARA MEDICINA LTDA - ME](https://appshunter.io/developer/1359773179) |

## What reviewers say

### US MSK

[App page](https://appshunter.io/ios/app/us-msk/id1611606746)

This medical app serves as an atlas for musculoskeletal ultrasound imaging of the upper and lower limbs. It provides detailed visual guidance for diagnostic procedures. The app offers a free trial for its subscription plans.

**Highlights:** Musculoskeletal ultrasound atlas, Upper limb imaging, Lower limb imaging, Diagnostic guidance, Free trial available

**Features:** Vision Pro support

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Monthly | $0.99 | per month |
| Annual | $9.99 | per year |


### CDT Telerradiologia

[App page](https://appshunter.io/ios/app/cdt-telerradiologia/id6445819213)

**In-app purchases:** none


## Frequently asked questions

### Is US MSK free?

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

### Is CDT Telerradiologia free?

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

### Which is updated more often, US MSK or CDT Telerradiologia?

US MSK ships an update every 6 weeks, and CDT Telerradiologia every 26 months. Most recently, US MSK was updated on October 4, 2026 and CDT Telerradiologia on September 26, 2026.

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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.*