# MIETHKE vs IRRAflow Academy

The clearest difference is ratings volume: IRRAflow Academy at 12 against MIETHKE's 1. IRRAflow Academy also leads on update cadence (every 2 months vs every 5 months). MIETHKE's advantage is iOS requirement (11.0 vs 15.5). On price, rating, ads and in-app purchases there is nothing between them.

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

On the App Store both sit at effectively the same score — 5.0 for MIETHKE against 5.0 for IRRAflow Academy. That said, the two scores are not equally well evidenced: IRRAflow Academy has 12 ratings behind it against 1, so its average is the more settled of the two.

MIETHKE ships an update every 5 months, IRRAflow Academy every 2 months. The most recent releases landed on October 30, 2026 and October 7, 2026 respectively.

## The numbers

| Metric | MIETHKE | IRRAflow Academy |
| --- | --- | --- |
| Price | Free | Free |
| Rating | [5.0 (1 ratings)](https://appshunter.io/ios/app/miethke/id450290015/reviews) | [5.0 (12 ratings)](https://appshunter.io/ios/app/irraflow-academy/id1512796267/reviews) |
| Number of ratings | 1 | **12** |
| Positive reviews | 100.0% of reviews | — |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 5 months | **Every 2 months** |
| Monetization | Free | Free |
| Size | 154 MB | 67 MB |
| Requires iOS | **11.0** | 15.5 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPod |
| Age rating | 12+ | 17+ |
| Developer | [Miethke GmbH & Co. KG](https://appshunter.io/developer/450290018) | [Irras Usa, Inc.](https://appshunter.io/developer/1512796266) |

## What reviewers say

### MIETHKE

[App page](https://appshunter.io/ios/app/miethke/id450290015)

This application visually demonstrates how gravitational valves, used to treat hydrocephalus, function. It explains how body position affects valve opening pressure and includes an X-ray recognition tool for valve setting control. Various specific valve models are illustrated.

**Highlights:** Illustrates gravitational valve functionality, Explains body position impact on valve pressure, Includes X-ray recognition tool, Demonstrates multiple valve models, Visualizes hydrocephalus treatment principles

**Features:** macOS Compatibility

**In-app purchases:** none


### IRRAflow Academy

[App page](https://appshunter.io/ios/app/irraflow-academy/id1512796267)

This interactive application is designed for healthcare professionals to learn about transformative neurocritical care treatments. It provides access to cutting-edge technologies, training materials, and updates on events, social media, and podcasts.

**Highlights:** Learn about IRRAS technologies, Access training materials, Stay updated on IRRAS events, Follow IRRAS social media, Listen to IRRAS Radio podcast

**Features:** Vision Pro support

**In-app purchases:** none


## Frequently asked questions

### Is MIETHKE free?

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

### Is IRRAflow Academy free?

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

### Which has better reviews, MIETHKE or IRRAflow Academy?

MIETHKE and IRRAflow Academy are both rated 5.0 out of 5 on the App Store, from 1 and 12 ratings respectively.

### Do MIETHKE or IRRAflow Academy have ads?

Neither MIETHKE nor IRRAflow Academy shows ads.

### Which is updated more often, MIETHKE or IRRAflow Academy?

MIETHKE ships an update every 5 months, and IRRAflow Academy every 2 months. Most recently, MIETHKE was updated on October 30, 2026 and IRRAflow Academy on October 7, 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.*