# SAM4 Online vs AE

The clearest difference is price: SAM4 Online at Free against AE's $107.99. SAM4 Online also leads on update cadence (every 6 months vs every 19 months) and iOS requirement (12.2 vs 15.1). AE's advantage is in-app purchases (none vs 1). On rating, ratings volume, ads and device support there is nothing between them.

SAM4 Online is free to download; AE costs $107.99 up front. SAM4 Online sells 1 one-off in-app purchase. AE asks for nothing beyond the download.

On the App Store both sit at effectively the same score — 5.0 for SAM4 Online against 5.0 for AE. Both are backed by a comparable volume of ratings — 1 and 2 respectively.

SAM4 Online ships an update every 6 months, AE every 19 months. The most recent releases landed on October 18, 2026 and October 15, 2026 respectively.

## The numbers

| Metric | SAM4 Online | AE |
| --- | --- | --- |
| Price | **Free** | $107.99 |
| Rating | [5.0 (1 ratings)](https://appshunter.io/ios/app/sam4-online/id1615890331/reviews) | [5.0 (2 ratings)](https://appshunter.io/ios/app/ae-c-audio-lectures/id6444818915/reviews) |
| Number of ratings | 1 | **2** |
| Positive reviews | — | 100.0% of reviews |
| In-app purchases | Yes | **No** |
| Ads | No | No |
| Update frequency | **Every 6 months** | Every 19 months |
| Monetization | **Free with in-app purchases** | Paid |
| Size | 90 MB | 166 MB |
| Requires iOS | **12.2** | 15.1 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPod |
| Age rating | 12+ | 17+ |
| Developer | [3B Scientific](https://appshunter.io/developer/1407867777) | [RTS Publishing Co Inc](https://appshunter.io/developer/604916069) |

## What reviewers say

### SAM4 Online

[App page](https://appshunter.io/ios/app/sam4-online/id1615890331)

This interactive platform offers extensive simulated sound libraries and lesson guides for over 60 medical conditions. It provides students with easy access to class materials, quizzes, tests, and a virtual manikin for auscultation training.

**Highlights:** Simulated sounds library, Lesson guides for 60+ conditions, Virtual manikin simulator, Access to class materials, Quizzes and tests, Control physical manikin

**Features:** Vision Pro support

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Personal User - Full Content | $19.99 | one-time |


### AE

[App page](https://appshunter.io/ios/app/ae-c-audio-lectures/id6444818915)

Prepare for the AE-C® examination with audio lectures based on the official study guide. This educational tool offers comprehensive content designed to help aspiring asthma educators master the required knowledge.

**Highlights:** Audio lectures, Follows official study guide, Designed for AE-C® examination, Comprehensive content

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

**In-app purchases:** none


## Frequently asked questions

### Is SAM4 Online free?

SAM4 Online is free to download, with in-app purchases available.

### Is AE free?

AE costs $107.99, with no in-app purchases.

### Which has better reviews, SAM4 Online or AE?

SAM4 Online and AE are both rated 5.0 out of 5 on the App Store, from 1 and 2 ratings respectively.

### Do SAM4 Online or AE have ads?

Neither SAM4 Online nor AE shows ads.

### Which is updated more often, SAM4 Online or AE?

SAM4 Online ships an update every 6 months, and AE every 19 months. Most recently, SAM4 Online was updated on October 18, 2026 and AE on October 15, 2026.

---

*Compared by [AppsHunter](https://appshunter.io/) from daily US App Store data. Review summaries are generated from verbatim App Store reviews.*