# Circulatory System Anatomy vs Learn Nephrology

The clearest difference is price: Learn Nephrology at $1.99 against Circulatory System Anatomy's $2.99. On update cadence, ads, in-app purchases and device support there is nothing between them.

Circulatory System Anatomy costs $2.99 and Learn Nephrology $1.99 up front. Neither carries in-app purchases, so what you see is what you pay.

Circulatory System Anatomy ships an update every 23 months, Learn Nephrology every 39 months. Both last shipped on November 3, 2026.

## The numbers

| Metric | Circulatory System Anatomy | Learn Nephrology |
| --- | --- | --- |
| Price | $2.99 | **$1.99** |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | **Every 23 months** | Every 39 months |
| Size | 36 MB | 11 MB |
| Requires iOS | 11.0 | 11.0 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 12+ | +12 |
| Developer | [Hasan Cakir](https://appshunter.io/developer/814343093) | [Nurten PIRLI](https://appshunter.io/developer/1495958705) |

## What reviewers say

### Circulatory System Anatomy

[App page](https://appshunter.io/ios/app/circulatory-system-anatomy/id1332976285)

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

**In-app purchases:** none


### Learn Nephrology

[App page](https://appshunter.io/ios/app/learn-nephrology/id6446997671)

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

**In-app purchases:** none


## Frequently asked questions

### Is Circulatory System Anatomy free?

Circulatory System Anatomy costs $2.99, with no in-app purchases.

### Is Learn Nephrology free?

Learn Nephrology costs $1.99, with no in-app purchases.

### Do Circulatory System Anatomy or Learn Nephrology have ads?

Neither Circulatory System Anatomy nor Learn Nephrology shows ads.

### Which is updated more often, Circulatory System Anatomy or Learn Nephrology?

Circulatory System Anatomy ships an update every 23 months, and Learn Nephrology every 39 months. Most recently, Circulatory System Anatomy was updated on November 3, 2026 and Learn Nephrology on November 3, 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.*