# Ventilator Guide vs Respiratory Notes

The clearest difference is in-app purchases: Ventilator Guide at none against Respiratory Notes's 1. Ventilator Guide also leads on ads (none vs shown) and iOS requirement (11.0 vs 13.0). Respiratory Notes's advantage is update cadence (every 6 months vs every 30 months). On price and device support there is nothing between them.

Both are free to download. Respiratory Notes sells 1 in-app purchase, starting at $39.99 per year. Ventilator Guide asks for nothing beyond the download.

Ventilator Guide ships an update every 30 months, Respiratory Notes every 6 months. The most recent releases landed on March 4, 2026 and August 19, 2026 respectively.

## The numbers

| Metric | Ventilator Guide | Respiratory Notes |
| --- | --- | --- |
| Price | Free | Free |
| Rating | — | **[4.0 (4 ratings)](https://appshunter.io/ios/app/respiratory-notes/id6569241898/reviews)** |
| Number of ratings | — | **4** |
| In-app purchases | **No** | Yes |
| Ads | **No** | Yes |
| Update frequency | Every 30 months | **Every 6 months** |
| Monetization | — | Free with in-app purchases |
| Size | 116 MB | 47 MB |
| Requires iOS | **11.0** | 13.0 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 12+ | 17+ |
| Developer | [OSF Healthcare System](https://appshunter.io/developer/1053621635) | [Skyscape Medpresso Inc](https://appshunter.io/developer/818609416) |

## What reviewers say

### Ventilator Guide

[App page](https://appshunter.io/ios/app/ventilator-guide/id1522572803)

**Features:** macOS Compatibility

**In-app purchases:** none


### 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 Ventilator Guide free?

Ventilator Guide is free to download, with no in-app purchases.

### Is Respiratory Notes free?

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

### Do Ventilator Guide or Respiratory Notes have ads?

Respiratory Notes shows ads; Ventilator Guide does not.

### Which is updated more often, Ventilator Guide or Respiratory Notes?

Ventilator Guide ships an update every 30 months, and Respiratory Notes every 6 months. Most recently, Ventilator Guide was updated on March 4, 2026 and Respiratory Notes on August 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.*