# Integumentary System Quizzes vs AB Studios Educator's App

The clearest difference is price: AB Studios Educator's App at Free against Integumentary System Quizzes's $2.99. AB Studios Educator's App also leads on update cadence (every 3 days vs every 43 months). Integumentary System Quizzes's advantage is iOS requirement (11.0 vs 15.1). On ads, in-app purchases and device support there is nothing between them.

AB Studios Educator's App is free to download; Integumentary System Quizzes costs $2.99 up front. Neither carries in-app purchases, so what you see is what you pay.

Integumentary System Quizzes ships an update every 43 months, AB Studios Educator's App every 3 days. The most recent releases landed on September 11, 2026 and September 19, 2026 respectively.

## The numbers

| Metric | Integumentary System Quizzes | AB Studios Educator's App |
| --- | --- | --- |
| Price | $2.99 | **Free** |
| Rating | — | **[5.0 (2 ratings)](https://appshunter.io/ios/app/ab-studios-educators-app/id6745228310/reviews)** |
| Number of ratings | — | **2** |
| Positive reviews | — | 100.0% of reviews |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 43 months | **Every 3 days** |
| Monetization | — | Free |
| Size | 15 MB | 21 MB |
| Requires iOS | **11.0** | 15.1 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 12+ | 4+ |
| Developer | [Coskun CAKIR](https://appshunter.io/developer/482066275) | [AB Studios](https://appshunter.io/developer/1811409503) |

## What reviewers say

### Integumentary System Quizzes

[App page](https://appshunter.io/ios/app/integumentary-system-quizzes/id1442907617)

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

**In-app purchases:** none


### AB Studios Educator's App

[App page](https://appshunter.io/ios/app/ab-studios-educators-app/id6745228310)

Access a library of educational video courses, activity guides, and supplementary materials for elementary and middle school students. Download content to use offline in the classroom for engaging learning experiences.

**Highlights:** Educational video courses, Activity guides, Downloadable materials, Offline classroom use, Elementary and middle school focus

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is Integumentary System Quizzes free?

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

### Is AB Studios Educator's App free?

AB Studios Educator's App is free to download, with no in-app purchases.

### Do Integumentary System Quizzes or AB Studios Educator's App have ads?

Neither Integumentary System Quizzes nor AB Studios Educator's App shows ads.

### Which is updated more often, Integumentary System Quizzes or AB Studios Educator's App?

Integumentary System Quizzes ships an update every 43 months, and AB Studios Educator's App every 3 days. Most recently, Integumentary System Quizzes was updated on September 11, 2026 and AB Studios Educator's App on September 19, 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.*