# Case Files vs Medrio DDC

The clearest difference is in-app purchases: Medrio DDC at none against Case Files's 10. Medrio DDC also leads on update cadence (every 2 months vs every 4 months) and iOS requirement (13.0 vs 15.6). Case Files's advantage is device support (3 vs 1). On price and ads there is nothing between them.

Both are free to download. Case Files sells 9 one-off in-app purchases. Medrio DDC asks for nothing beyond the download.

Case Files ships an update every 4 months, Medrio DDC every 2 months. The most recent releases landed on November 3, 2026 and November 11, 2026 respectively.

## The numbers

| Metric | Case Files | Medrio DDC |
| --- | --- | --- |
| Price | Free | Free |
| Positive reviews | 60.0% of reviews | — |
| In-app purchases | Yes | **No** |
| Ads | No | No |
| Update frequency | Every 4 months | **Every 2 months** |
| Monetization | Free with in-app purchases | — |
| Size | 47 MB | 118 MB |
| Requires iOS | 15.6 | **13.0** |
| Devices | **iPhone, iPad, iPod** | iPad |
| Age rating | 12+ | 12+ |
| Developer | [Expanded Apps](https://appshunter.io/developer/313709778) | [Medrio, Inc.](https://appshunter.io/developer/1064208170) |

## What reviewers say

### Case Files

[App page](https://appshunter.io/ios/app/case-files-usmle-test-prep/id656504693)

Prepare for medical exams with realistic clinical case studies and USMLE-style questions. Learn through interactive cases, clinical pearls, and proven study methods designed to improve shelf-exam scores and real-world practice readiness.

**Highlights:** Realistic clinical case studies, USMLE-style practice questions, Interactive learning system, Clinical pearls and explanations, Study, Exam, and Bookmark modes, Progress tracking and notes

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

**In-app purchases (9)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Emergency Medicine | $29.99 | one-time |
| Family Medicine | $29.99 | one-time |
| Neurology | $29.99 | one-time |
| Gynaecology | $29.99 | one-time |
| Pediatrics | $29.99 | one-time |
| Psychiatry | $29.99 | one-time |
| Surgery | $29.99 | one-time |
| Lifetime Access | $29.99 | one-time |
| Lifetime Access | $39.99 | one-time |


### Medrio DDC

[App page](https://appshunter.io/ios/app/medrio-ddc/id1189428184)

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

**In-app purchases:** none


## Frequently asked questions

### Is Case Files free?

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

### Is Medrio DDC free?

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

### Do Case Files or Medrio DDC have ads?

Neither Case Files nor Medrio DDC shows ads.

### Which is updated more often, Case Files or Medrio DDC?

Case Files ships an update every 4 months, and Medrio DDC every 2 months. Most recently, Case Files was updated on November 3, 2026 and Medrio DDC on November 11, 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.*