# Oxyg'App vs Pulmonary Technologist Prep

The clearest difference is in-app purchases: Oxyg'App at none against Pulmonary Technologist Prep's 9. Oxyg'App also leads on update cadence (every 6 days vs every 4 months) and iOS requirement (13.0 vs 15.1). On price, ads and device support there is nothing between them.

Both are free to download. Pulmonary Technologist Prep sells 9 in-app purchases, starting at $8.99 per 7 days. Oxyg'App asks for nothing beyond the download.

Oxyg'App ships an update every 6 days, Pulmonary Technologist Prep every 4 months. The most recent releases landed on September 12, 2026 and September 8, 2026 respectively.

## The numbers

| Metric | Oxyg'App | Pulmonary Technologist Prep |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | **Every 6 days** | Every 4 months |
| Size | 32 MB | 50 MB |
| Requires iOS | **13.0** | 15.1 |
| Devices | iPhone, iPod | iPhone, iPod |
| Age rating | 4+ | 12+ |
| Developer | [L'Institut universitaire de cardiologie et de pneumologie de Québec (IUCPQ)](https://appshunter.io/developer/576953454) | [Exam Prep OU](https://appshunter.io/developer/1689642184) |

## What reviewers say

### Oxyg'App

[App page](https://appshunter.io/ios/app/oxygapp/id1668892646)

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

**In-app purchases:** none


### Pulmonary Technologist Prep

[App page](https://appshunter.io/ios/app/pulmonary-technologist-prep/id6747882163)

**Features:** macOS Compatibility

**In-app purchases (9)**

| Purchase | Price | Billing |
| --- | --- | --- |
| CPFT Weekly Full Access | $8.99 | per 7 days |
| CPFT Monthly Full Access | $24.99 | per month |
| CPFT Monthly Full Access | $34.99 | per month |
| CPFT Quarterly Full Access | $55.99 | per 3 months |
| CPFT Quarterly Full Access | $59.99 | per 3 months |
| CPFT Semiannual Full Access | $75.99 | per 6 months |
| CPFT Semiannual Full Access | $79.99 | per 6 months |
| CPFT Annual Full Access | $109.99 | per year |
| CPFT Annual Full Access | $119.99 | per year |


## Frequently asked questions

### Is Oxyg'App free?

Oxyg'App is free to download, with no in-app purchases.

### Is Pulmonary Technologist Prep free?

Pulmonary Technologist Prep is free to download, with in-app purchases available.

### Do Oxyg'App or Pulmonary Technologist Prep have ads?

Neither Oxyg'App nor Pulmonary Technologist Prep shows ads.

### Which is updated more often, Oxyg'App or Pulmonary Technologist Prep?

Oxyg'App ships an update every 6 days, and Pulmonary Technologist Prep every 4 months. Most recently, Oxyg'App was updated on September 12, 2026 and Pulmonary Technologist Prep on September 8, 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.*