# Learn Integumentary System vs Micro.App

The clearest difference is price: Micro.App at Free against Learn Integumentary System's $1.99. Micro.App also leads on update cadence (every 6 days vs every 38 months). Learn Integumentary System's advantage is iOS requirement (11.0 vs 26.0). On ads, in-app purchases and device support there is nothing between them.

Micro.App is free to download; Learn Integumentary System costs $1.99 up front. Neither carries in-app purchases, so what you see is what you pay.

Learn Integumentary System ships an update every 38 months, Micro.App every 6 days. The most recent releases landed on October 15, 2026 and October 12, 2026 respectively.

## The numbers

| Metric | Learn Integumentary System | Micro.App |
| --- | --- | --- |
| Price | $1.99 | **Free** |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 38 months | **Every 6 days** |
| Size | 13 MB | 204 MB |
| Requires iOS | **11.0** | 26.0 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPad |
| Age rating | 12+ | 17+ |
| Developer | [Nurten PIRLI](https://appshunter.io/developer/1495958705) | [Luke Blagdon Snell](https://appshunter.io/developer/1850590663) |

## What reviewers say

### Learn Integumentary System

[App page](https://appshunter.io/ios/app/learn-integumentary-system/id1503289543)

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

**In-app purchases:** none


### Micro.App

[App page](https://appshunter.io/ios/app/microapp/id6757858627)

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

**In-app purchases:** none


## Frequently asked questions

### Is Learn Integumentary System free?

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

### Is Micro.App free?

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

### Do Learn Integumentary System or Micro.App have ads?

Neither Learn Integumentary System nor Micro.App shows ads.

### Which is updated more often, Learn Integumentary System or Micro.App?

Learn Integumentary System ships an update every 38 months, and Micro.App every 6 days. Most recently, Learn Integumentary System was updated on October 15, 2026 and Micro.App on October 12, 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.*