# Hormones. vs Endocrine System Quizzes

The clearest difference is price: Hormones. at $0.99 against Endocrine System Quizzes's $2.99. Endocrine System Quizzes's advantage is device support (3 vs 1). On update cadence, ads, in-app purchases and iOS requirement there is nothing between them.

Hormones. costs $0.99 and Endocrine System Quizzes $2.99 up front. Neither carries in-app purchases, so what you see is what you pay.

Hormones. ships an update every 34 months, Endocrine System Quizzes every 43 months. The most recent releases landed on October 26, 2026 and October 25, 2026 respectively.

## The numbers

| Metric | Hormones. | Endocrine System Quizzes |
| --- | --- | --- |
| Price | **$0.99** | $2.99 |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | **Every 34 months** | Every 43 months |
| Size | 620 MB | 13 MB |
| Requires iOS | 12.0 | **11.0** |
| Devices | iPad | **iPhone, iPad, iPod** |
| Age rating | 4+ | 4+ |
| Developer | [www.ajaxmediatech.com](https://appshunter.io/developer/973768003) | [Coskun CAKIR](https://appshunter.io/developer/482066275) |

## What reviewers say

### Hormones.

[App page](https://appshunter.io/ios/app/hormones/id1011680844)

**Features:** macOS Compatibility

**In-app purchases:** none


### Endocrine System Quizzes

[App page](https://appshunter.io/ios/app/endocrine-system-quizzes/id1442905907)

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

**In-app purchases:** none


## Frequently asked questions

### Is Hormones. free?

Hormones. costs $0.99, with no in-app purchases.

### Is Endocrine System Quizzes free?

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

### Do Hormones. or Endocrine System Quizzes have ads?

Neither Hormones. nor Endocrine System Quizzes shows ads.

### Which is updated more often, Hormones. or Endocrine System Quizzes?

Hormones. ships an update every 34 months, and Endocrine System Quizzes every 43 months. Most recently, Hormones. was updated on October 26, 2026 and Endocrine System Quizzes on October 25, 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.*