# EDN vs Radeos

The clearest difference is update cadence: EDN at every 3 weeks against Radeos's every 7 months. Radeos's advantage is review sentiment (83% vs 73%) and iOS requirement (9.0 vs 15.0). On price, ads, in-app purchases and monetization model there is nothing between them.

Both are free to download. Neither carries in-app purchases, so what you see is what you pay.

EDN ships an update every 3 weeks, Radeos every 7 months. The most recent releases landed on October 15, 2026 and September 29, 2026 respectively.

## The numbers

| Metric | EDN | Radeos |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[4.7 (19 ratings)](https://appshunter.io/ios/app/edn/id915067389/reviews)** | — |
| Number of ratings | **19** | — |
| Positive reviews | 72.5% of reviews | **83.3% of reviews** |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | **Every 3 weeks** | Every 7 months |
| Monetization | Free | Free |
| Size | 165 MB | 5 MB |
| Requires iOS | 15.0 | **9.0** |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 17+ | 17+ |
| Developer | [ECNI](https://appshunter.io/developer/915067392) | [Sebastien Aubry](https://appshunter.io/developer/1119546828) |

## What reviewers say

### EDN

[App page](https://appshunter.io/ios/app/edn/id915067389)

Prepare for medical exams with comprehensive courses, training modules, and practice tests. Engage with a large community of students and utilize a knowledge anchoring system to improve long-term memory retention. Weekly free assessments are available.

**Highlights:** Medical courses, Training modules, Practice exams, ECOS preparation, Student community, Knowledge anchoring, Weekly free assessments

**Features:** macOS Compatibility

**In-app purchases:** none


### Radeos

[App page](https://appshunter.io/ios/app/radeos/id1119546829)

Access a vast library of medical imaging and radiology case studies. Test your knowledge with daily quizzes and personalized challenges. Explore hundreds of typical and rare cases with detailed explanations and course notes, covering all imaging modalities.

**Highlights:** Extensive medical imaging case bank, Radiology knowledge testing, Daily quizzes, Personalized quiz options, Detailed case explanations, Covers all imaging modalities

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is EDN free?

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

### Is Radeos free?

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

### Do EDN or Radeos have ads?

Neither EDN nor Radeos shows ads.

### Which is updated more often, EDN or Radeos?

EDN ships an update every 3 weeks, and Radeos every 7 months. Most recently, EDN was updated on October 15, 2026 and Radeos on September 29, 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.*