# Fluid vs Mechanical Ventilation Expert

The clearest difference is update cadence: Mechanical Ventilation Expert at every 2 weeks against Fluid's every 9 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.

Fluid ships an update every 9 months, Mechanical Ventilation Expert every 2 weeks. The most recent releases landed on October 27, 2026 and October 24, 2026 respectively.

## The numbers

| Metric | Fluid | Mechanical Ventilation Expert |
| --- | --- | --- |
| Price | Free | Free |
| Rating | — | **[1.8 (8 ratings)](https://appshunter.io/ios/app/mechanical-ventilation-expert/id1591944892/reviews)** |
| Number of ratings | — | **8** |
| Positive reviews | — | 33.3% of reviews |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 9 months | **Every 2 weeks** |
| Monetization | — | Free |
| Size | 13 MB | 1 MB |
| Requires iOS | 13.0 | 13.0 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 17+ |
| Developer | [Kehinde Yahaya](https://appshunter.io/developer/1588117685) | [Valeriy Streltsov](https://appshunter.io/developer/1324697386) |

## What reviewers say

### Fluid

[App page](https://appshunter.io/ios/app/fluid-electrolyte-calculator/id1589670386)

**Features:** macOS Compatibility

**In-app purchases:** none


### 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


## Frequently asked questions

### Is Fluid free?

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

### Is Mechanical Ventilation Expert free?

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

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

Neither Fluid nor Mechanical Ventilation Expert shows ads.

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

Fluid ships an update every 9 months, and Mechanical Ventilation Expert every 2 weeks. Most recently, Fluid was updated on October 27, 2026 and Mechanical Ventilation Expert on October 24, 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.*