# Human Digestive System Guide vs Learn Endocrine System

The clearest difference is price: Human Digestive System Guide at Free against Learn Endocrine System's $2.99. Human Digestive System Guide also leads on update cadence (every 3 months vs every 36 months) and iOS requirement (6.0 vs 11.0). On ads, in-app purchases and device support there is nothing between them.

Human Digestive System Guide is free to download; Learn Endocrine System costs $2.99 up front. Neither carries in-app purchases, so what you see is what you pay.

Human Digestive System Guide ships an update every 3 months, Learn Endocrine System every 36 months. The most recent releases landed on September 27, 2026 and October 15, 2026 respectively.

## The numbers

| Metric | Human Digestive System Guide | Learn Endocrine System |
| --- | --- | --- |
| Price | **Free** | $2.99 |
| Positive reviews | — | 0.0% of reviews |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | **Every 3 months** | Every 36 months |
| Monetization | — | Paid |
| Size | 12 MB | 14 MB |
| Requires iOS | **6.0** | 11.0 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 12+ | 12+ |
| Developer | [rahul baweja](https://appshunter.io/developer/804610215) | [Nurten PIRLI](https://appshunter.io/developer/1495958705) |

## What reviewers say

### Human Digestive System Guide

[App page](https://appshunter.io/ios/app/human-digestive-system-guide/id1083469948)

**Features:** macOS Compatibility

**In-app purchases:** none


### Learn Endocrine System

[App page](https://appshunter.io/ios/app/learn-endocrine-system/id1502996208)

Master human endocrine physiology with this app. It offers quizzes, flashcards, and a glossary covering key topics like glands and disorders. Detailed statistics track your progress and quiz history.

**Highlights:** Quizzes on endocrine physiology, Flashcards for terms, Glossary of endocrine terms, Detailed statistics and progress tracking, Offline access, Covers major endocrine glands and disorders

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

**In-app purchases:** none


## Frequently asked questions

### Is Human Digestive System Guide free?

Human Digestive System Guide is free to download, with no in-app purchases.

### Is Learn Endocrine System free?

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

### Do Human Digestive System Guide or Learn Endocrine System have ads?

Neither Human Digestive System Guide nor Learn Endocrine System shows ads.

### Which is updated more often, Human Digestive System Guide or Learn Endocrine System?

Human Digestive System Guide ships an update every 3 months, and Learn Endocrine System every 36 months. Most recently, Human Digestive System Guide was updated on September 27, 2026 and Learn Endocrine System on October 15, 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.*