# RadiologyApp vs Radiology References

The clearest difference is ads: RadiologyApp at none against Radiology References's shown. RadiologyApp also leads on update cadence (fortnightly vs every 5 months). On price, in-app purchases, device support and iOS requirement there is nothing between them.

Both are free to download. RadiologyApp sells 2 in-app purchases, starting at $4.99 per month and Radiology References sells 4 in-app purchases, starting at $1.99 per 7 days. Whichever you choose, the download price is not the number that matters.

RadiologyApp ships an update fortnightly, Radiology References every 5 months. The most recent releases landed on October 25, 2026 and October 11, 2026 respectively.

## The numbers

| Metric | RadiologyApp | Radiology References |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | Yes | Yes |
| Ads | **No** | Yes |
| Update frequency | **Fortnightly** | Every 5 months |
| Size | 9 MB | 19 MB |
| Requires iOS | 18.2 | **17.0** |
| Devices | **iPhone, iPad** | iPhone |
| Age rating | 17+ | 17+ |
| Developer | [Edson Knapp](https://appshunter.io/developer/1450598864) | [HVALABS, LLC](https://appshunter.io/developer/1875666107) |

## What reviewers say

### RadiologyApp

[App page](https://appshunter.io/ios/app/radiologyapp/id6741454156)

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Monthly. | $4.99 | per month |
| Yearly | $49.99 | per year |


### Radiology References

[App page](https://appshunter.io/ios/app/radiology-references/id6744572227)

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

**In-app purchases (4)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Weekly Premium | $1.99 | per 7 days |
| Monthly Premium | $5.99 | per month |
| Yearly Premium | $24.99 | per year |
| Yearly Premium | $34.99 | per year |


## Frequently asked questions

### Is RadiologyApp free?

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

### Is Radiology References free?

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

### Do RadiologyApp or Radiology References have ads?

Radiology References shows ads; RadiologyApp does not.

### Which is updated more often, RadiologyApp or Radiology References?

RadiologyApp ships an update fortnightly, and Radiology References every 5 months. Most recently, RadiologyApp was updated on October 25, 2026 and Radiology References on October 11, 2026.

---

*Compared by [AppsHunter](https://appshunter.io/) from daily US App Store data. Review summaries are generated from verbatim App Store reviews.*