# Respiratory Diseases vs Respiratory Notes

The clearest difference is rating: Respiratory Notes at 4.0 against Respiratory Diseases's 1.0. Respiratory Notes also leads on update cadence (every 6 months vs every 24 months) and ratings volume (4 vs 1). Respiratory Diseases's advantage is ads (none vs shown) and iOS requirement (9.3 vs 13.0). On price, in-app purchases, monetization model and device support there is nothing between them.

Both are free to download. Respiratory Diseases sells 5 one-off in-app purchases and Respiratory Notes sells 1 in-app purchase, starting at $39.99 per year. Whichever you choose, the download price is not the number that matters.

Respiratory Notes holds the better App Store score, 4.0 against 1.0. Both are backed by a comparable volume of ratings — 1 and 4 respectively.

Respiratory Diseases ships an update every 24 months, Respiratory Notes every 6 months. The most recent releases landed on October 24, 2026 and September 30, 2026 respectively.

## The numbers

| Metric | Respiratory Diseases | Respiratory Notes |
| --- | --- | --- |
| Price | Free | Free |
| Rating | [1.0 (1 ratings)](https://appshunter.io/ios/app/respiratory-diseases/id1179359867/reviews) | **[4.0 (4 ratings)](https://appshunter.io/ios/app/respiratory-notes/id6569241898/reviews)** |
| Number of ratings | 1 | **4** |
| Positive reviews | 0.0% of reviews | — |
| In-app purchases | Yes | Yes |
| Ads | **No** | Yes |
| Update frequency | Every 24 months | **Every 6 months** |
| Monetization | Free with in-app purchases | Free with in-app purchases |
| Size | 43 MB | 47 MB |
| Requires iOS | **9.3** | 13.0 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 12+ | 17+ |
| Developer | [Focus Medica](https://appshunter.io/developer/508294531) | [Skyscape Medpresso Inc](https://appshunter.io/developer/818609416) |

## What reviewers say

### Respiratory Diseases

[App page](https://appshunter.io/ios/app/respiratory-diseases/id1179359867)

Explore animated explanations of respiratory diseases, covering anatomy, function, causes, symptoms, diagnosis, and treatment. Understand the immunopathology and therapies for various conditions affecting the respiratory system.

**Highlights:** Animated explanations, Respiratory system anatomy, Disease immunopathology, Causes and symptoms, Diagnosis and complications, Treatment therapies and procedures

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

**In-app purchases (5)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Allergic rhinitis | $7.99 | one-time |
| Chronic Asthma | $7.99 | one-time |
| Chronic Obstructive Pulmonary Disease (COPD) | $7.99 | one-time |
| Upper Respiratory Tract Infections (URTI) | $7.99 | one-time |
| Respiratory Diseases - Buy all | $19.99 | one-time |


### 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 |


## Frequently asked questions

### Is Respiratory Diseases free?

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

### Is Respiratory Notes free?

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

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

Respiratory Notes is rated higher. Respiratory Diseases averages 1.0 out of 5 from 1 ratings, while Respiratory Notes averages 4.0 from 4 ratings.

### Do Respiratory Diseases or Respiratory Notes have ads?

Respiratory Notes shows ads; Respiratory Diseases does not.

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

Respiratory Diseases ships an update every 24 months, and Respiratory Notes every 6 months. Most recently, Respiratory Diseases was updated on October 24, 2026 and Respiratory Notes on September 30, 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.*