# Mechanical Ventilation Expert vs NSD

The clearest difference is update cadence: Mechanical Ventilation Expert at every 2 weeks against NSD's every 6 months. On price, ads, in-app purchases and device support there is nothing between them.

Both are free to download. Neither carries in-app purchases, so what you see is what you pay.

Mechanical Ventilation Expert ships an update every 2 weeks, NSD every 6 months. The most recent releases landed on October 3, 2026 and October 8, 2026 respectively.

## The numbers

| Metric | Mechanical Ventilation Expert | NSD |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[1.9 (7 ratings)](https://appshunter.io/ios/app/mechanical-ventilation-expert/id1591944892/reviews)** | — |
| Number of ratings | **7** | — |
| Positive reviews | 33.3% of reviews | — |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | **Every 2 weeks** | Every 6 months |
| Monetization | Free | — |
| Size | 1 MB | 44 MB |
| Requires iOS | 13.0 | 13.0 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 17+ | 4+ |
| Developer | [Valeriy Streltsov](https://appshunter.io/developer/1324697386) | [GRAPES INNOVATIVE SOLUTIONS](https://appshunter.io/developer/1612231754) |

## What reviewers say

### Mechanical Ventilation Expert

[App page](https://appshunter.io/ios/app/mechanical-ventilation-expert/id1591944892)

This medical app assists intensive care physicians in managing patients with acute respiratory failure. It provides advice on mechanical ventilation parameters and helps determine optimal respiratory support methods based on research findings.

**Highlights:** Mechanical ventilation parameter correction, Respiratory support method selection, Non-invasive oxygenation index estimation, Guidance on invasive and non-invasive ventilation, Educational tool for physicians, Based on multicenter research

**Features:** macOS Compatibility

**In-app purchases:** none


### NSD

[App page](https://appshunter.io/ios/app/nsd/id6740258368)

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is Mechanical Ventilation Expert free?

Mechanical Ventilation Expert is free to download, with no in-app purchases.

### Is NSD free?

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

### Do Mechanical Ventilation Expert or NSD have ads?

Neither Mechanical Ventilation Expert nor NSD shows ads.

### Which is updated more often, Mechanical Ventilation Expert or NSD?

Mechanical Ventilation Expert ships an update every 2 weeks, and NSD every 6 months. Most recently, Mechanical Ventilation Expert was updated on October 3, 2026 and NSD on October 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.*