# Case Files vs Histology

The clearest difference is in-app purchases: Histology at none against Case Files's 6. Histology also leads on iOS requirement (9.0 vs 15.6). On price, review sentiment, update cadence and ads there is nothing between them.

Both are free to download. Case Files sells 6 in-app purchases, starting at $7.99 per 7 days. Histology asks for nothing beyond the download.

Case Files ships an update every 19 months, Histology every 10 months. The most recent releases landed on October 2, 2026 and September 10, 2026 respectively.

## The numbers

| Metric | Case Files | Histology |
| --- | --- | --- |
| Price | Free | Free |
| Rating | — | **[3.7 (3 ratings)](https://appshunter.io/ios/app/histology-basic-tissues/id1001607947/reviews)** |
| Number of ratings | — | **3** |
| Positive reviews | 33.3% of reviews | 33.3% of reviews |
| In-app purchases | Yes | **No** |
| Ads | No | No |
| Update frequency | Every 19 months | **Every 10 months** |
| Monetization | Free with in-app purchases | **Free** |
| Size | 21 MB | 32 MB |
| Requires iOS | 15.6 | **9.0** |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 12+ | 17+ |
| Developer | [Expanded Apps](https://appshunter.io/developer/313709778) | [The University of Michigan](https://appshunter.io/developer/380339599) |

## What reviewers say

### Case Files

[App page](https://appshunter.io/ios/app/case-files-pathology/id457739821)

This app provides over 50 clinical pathology cases with USMLE-style questions to help medical students learn through real-world patient scenarios. It offers interactive features, study modes, and progress tracking to improve exam scores and clinical problem-solving skills.

**Highlights:** 50+ clinical cases with USMLE-style questions, Interactive case discussions and comprehension questions, Study, Exam, and Bookmark modes for question review, Progress tracking and score storage, Clinical pearls and approach to problem-solving, iCloud support for multi-device use

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

**In-app purchases (6)**

| Purchase | Price | Billing |
| --- | --- | --- |
| 1 Week | $7.99 | per 7 days |
| Weekly Access | $11.99 | per 7 days |
| 1 Month | $18.99 | per month |
| Monthly Access | $19.99 | per month |
| 1 Year | $69.99 | per year |
| Lifetime | $39.99 | one-time |


### Histology

[App page](https://appshunter.io/ios/app/histology-basic-tissues/id1001607947)

This study aid offers self-testing with micrographs of basic human body tissues. It covers cell biology, epithelia, glands, connective tissue, muscle, and the peripheral nervous system.

**Highlights:** Micrograph self-testing, Six sets of basic tissue coverage, Cell Biology for Histologists, Epithelia and Glands, Connective Tissue and Muscle, Peripheral Nervous System

**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 Histology free?

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

### Do Case Files or Histology have ads?

Neither Case Files nor Histology shows ads.

### Which is updated more often, Case Files or Histology?

Case Files ships an update every 19 months, and Histology every 10 months. Most recently, Case Files was updated on October 2, 2026 and Histology on September 10, 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.*