# Xlung App vs BrisU

The clearest difference is review sentiment: Xlung App at 50% against BrisU's 0%. BrisU's advantage is in-app purchases (none vs 1). On price, update cadence, ads and device support there is nothing between them.

Both are free to download. Xlung App sells 1 in-app purchase, starting at $5.49 per month. BrisU asks for nothing beyond the download.

Xlung App ships an update every 2 months, BrisU every 5 weeks. The most recent releases landed on September 20, 2026 and September 14, 2026 respectively.

## The numbers

| Metric | Xlung App | BrisU |
| --- | --- | --- |
| Price | Free | Free |
| Rating | — | **[1.5 (2 ratings)](https://appshunter.io/ios/app/brisu/id1621026363/reviews)** |
| Number of ratings | — | **2** |
| Positive reviews | **50.0% of reviews** | 0.0% of reviews |
| In-app purchases | Yes | **No** |
| Ads | No | No |
| Update frequency | Every 2 months | **Every 5 weeks** |
| Monetization | Subscription | **Free** |
| Size | 21 MB | 40 MB |
| Requires iOS | 13.0 | 13 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 17+ | 12+ |
| Developer | [Xlung Educação em Saúde](https://appshunter.io/developer/1398464025) | [Contec Medical Systems Co., Ltd.](https://appshunter.io/developer/908936493) |

## What reviewers say

### Xlung App

[App page](https://appshunter.io/ios/app/xlung-app/id1556774343)

This app provides a comprehensive set of tools for mechanical ventilation management. It includes over 15 calculators, practical tips, and patient monitoring features designed for intensive care professionals and students.

**Highlights:** Mechanical ventilation calculators, Ventilatory support tips, Patient registration and monitoring, Bedside fundamentals, Systematic checklist for assistance

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

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Monthly Plan | $5.49 | per month |


### BrisU

[App page](https://appshunter.io/ios/app/brisu/id1621026363)

This medical app helps users monitor their lung function by connecting to compatible devices. It records test data, allowing users to understand their lung health status. Medical advice should always be sought from a doctor.

**Highlights:** Lung function monitoring, Data recording via Bluetooth, Peripheral device integration, Lung health status understanding, Auxiliary functions

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

**In-app purchases:** none


## Frequently asked questions

### Is Xlung App free?

Xlung App is free to download, with in-app purchases available.

### Is BrisU free?

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

### Do Xlung App or BrisU have ads?

Neither Xlung App nor BrisU shows ads.

### Which is updated more often, Xlung App or BrisU?

Xlung App ships an update every 2 months, and BrisU every 5 weeks. Most recently, Xlung App was updated on September 20, 2026 and BrisU on September 14, 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.*