# Case Files vs Learn Histology

The clearest difference is price: Case Files at Free against Learn Histology's $2.99. Learn Histology's advantage is in-app purchases (none vs 6) and iOS requirement (11.0 vs 15.6). On update cadence, ads and device support there is nothing between them.

Case Files is free to download; Learn Histology costs $2.99 up front. Case Files sells 6 in-app purchases, starting at $9.99 per 7 days. Learn Histology asks for nothing beyond the download.

Case Files ships an update every 21 months, Learn Histology every 31 months. The most recent releases landed on October 24, 2026 and October 29, 2026 respectively.

## The numbers

| Metric | Case Files | Learn Histology |
| --- | --- | --- |
| Price | **Free** | $2.99 |
| Rating | — | **[2.0 (1 ratings)](https://appshunter.io/ios/app/learn-histology/id1550767574/reviews)** |
| Number of ratings | — | **1** |
| Positive reviews | — | 0.0% of reviews |
| In-app purchases | Yes | **No** |
| Ads | No | No |
| Update frequency | **Every 21 months** | Every 31 months |
| Monetization | — | Paid |
| Size | 20 MB | 15 MB |
| Requires iOS | 15.6 | **11.0** |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 12+ | 12+ |
| Developer | [Expanded Apps](https://appshunter.io/developer/313709778) | [Nurten PIRLI](https://appshunter.io/developer/1495958705) |

## What reviewers say

### Case Files

[App page](https://appshunter.io/ios/app/case-files-biochemistry/id955265985)

**Features:** macOS Compatibility

**In-app purchases (6)**

| Purchase | Price | Billing |
| --- | --- | --- |
| 1 Week | $9.99 | per 7 days |
| Weekly Access | $10.99 | per 7 days |
| 1 Month | $18.99 | per month |
| 1 Year | $79.99 | per year |
| Lifetime Access | $29.99 | one-time |
| Case Files Biochemistry Test Review Questions for USMLE Step 1 & NBDE Exams | $39.99 | one-time |


### Learn Histology

[App page](https://appshunter.io/ios/app/learn-histology/id1550767574)

Master the microscopic anatomy of biological tissues with interactive quizzes and flashcards. This app simulates test environments and tracks your progress to help you learn histology efficiently. Offline access and detailed statistics are available.

**Highlights:** Interactive quizzes, Flashcard learning, Simulated test environment, Progress tracking, Offline access, Detailed statistics, Searchable questions

**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 Learn Histology free?

Learn Histology costs $2.99, with no in-app purchases.

### Do Case Files or Learn Histology have ads?

Neither Case Files nor Learn Histology shows ads.

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

Case Files ships an update every 21 months, and Learn Histology every 31 months. Most recently, Case Files was updated on October 24, 2026 and Learn Histology on October 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.*