# Respiratory Notes vs AED

The clearest difference is price: Respiratory Notes at Free against AED's $0.99. Respiratory Notes also leads on ratings volume (4 vs 1) and device support (3 vs 1). AED's advantage is rating (5.0 vs 4.0) and in-app purchases (none vs 1).

Respiratory Notes is free to download; AED costs $0.99 up front. Respiratory Notes sells 1 in-app purchase, starting at $39.99 per year. AED asks for nothing beyond the download.

AED holds the better App Store score, 5.0 against 4.0. Both are backed by a comparable volume of ratings — 4 and 1 respectively.

Respiratory Notes ships an update every 6 months, AED every 3 weeks. The most recent releases landed on September 30, 2026 and October 27, 2026 respectively.

## The numbers

| Metric | Respiratory Notes | AED |
| --- | --- | --- |
| Price | **Free** | $0.99 |
| Rating | [4.0 (4 ratings)](https://appshunter.io/ios/app/respiratory-notes/id6569241898/reviews) | **[5.0 (1 ratings)](https://appshunter.io/ios/app/aed-simulator/id6642645236/reviews)** |
| Number of ratings | **4** | 1 |
| Positive reviews | — | 33.3% of reviews |
| In-app purchases | Yes | **No** |
| Ads | Yes | **No** |
| Update frequency | Every 6 months | **Every 3 weeks** |
| Monetization | **Free with in-app purchases** | Paid |
| Best chart rank | — | **#192** |
| Size | 47 MB | 44 MB |
| Requires iOS | **13.0** | 16.2 |
| Devices | **iPhone, iPad, iPod** | iPhone |
| Age rating | 17+ | 12+ |
| Developer | [Skyscape Medpresso Inc](https://appshunter.io/developer/818609416) | [Resuscicare, Inc.](https://appshunter.io/developer/1751375719) |

## What reviewers say

### Respiratory Notes

[App page](https://appshunter.io/ios/app/respiratory-notes/id6569241898)

This app provides a comprehensive, procedure-based reference for respiratory therapy information. It includes illustrations, forms, and algorithms to aid in study and practice, with content organized around protocols and new pulmonary disease tabs. An in-app purchase unlocks all content, and a subscription offers continuous updates.

**Highlights:** Procedure-based format, Supporting illustrations and tables, Fill-in-the-blank forms, Algorithms based on AARC Guidelines, SmartSearch technology, Offline content access

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

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Respiratory Notes | $39.99 | per year |


### AED

[App page](https://appshunter.io/ios/app/aed-simulator/id6642645236)

**Currently charting:** #192 Top Paid · Medical (US App Store)

This virtual device simulates the sights and sounds of an Automated External Defibrillator (AED) with realistic voice instructions. It's designed for educational reference and practice, based on ILCOR and AHA guidelines. It does not replace actual training or certification.

**Highlights:** Realistic sights and sounds, Interactive voice instructions, Based on ILCOR & AHA guidelines, Educational reference tool, Virtual device simulation

**In-app purchases:** none


## Frequently asked questions

### Is Respiratory Notes free?

Respiratory Notes is free to download, with in-app purchases available.

### Is AED free?

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

### Which has better reviews, Respiratory Notes or AED?

AED is rated higher. Respiratory Notes averages 4.0 out of 5 from 4 ratings, while AED averages 5.0 from 1 ratings.

### Do Respiratory Notes or AED have ads?

Respiratory Notes shows ads; AED does not.

### Which is updated more often, Respiratory Notes or AED?

Respiratory Notes ships an update every 6 months, and AED every 3 weeks. Most recently, Respiratory Notes was updated on September 30, 2026 and AED on October 27, 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.*