# MIETHKE vs Radio Interactive

The clearest difference is iOS requirement: MIETHKE at 11.0 against Radio Interactive's 13.0. On price, update cadence, 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.

MIETHKE ships an update every 5 months, Radio Interactive every 4 months. The most recent releases landed on October 16, 2026 and October 17, 2026 respectively.

## The numbers

| Metric | MIETHKE | Radio Interactive |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[5.0 (1 ratings)](https://appshunter.io/ios/app/miethke/id450290015/reviews)** | — |
| Number of ratings | **1** | — |
| Positive reviews | 100.0% of reviews | — |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 5 months | **Every 4 months** |
| Monetization | Free | — |
| Size | 154 MB | 39 MB |
| Requires iOS | **11.0** | 13.0 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPod |
| Age rating | 12+ | 17+ |
| Developer | [Miethke GmbH & Co. KG](https://appshunter.io/developer/450290018) | [Radio Interactive GmbH](https://appshunter.io/developer/1744814792) |

## 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


### Radio Interactive

[App page](https://appshunter.io/ios/app/radio-interactive/id6502262078)

**In-app purchases:** none


## Frequently asked questions

### Is MIETHKE free?

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

### Is Radio Interactive free?

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

### Do MIETHKE or Radio Interactive have ads?

Neither MIETHKE nor Radio Interactive shows ads.

### Which is updated more often, MIETHKE or Radio Interactive?

MIETHKE ships an update every 5 months, and Radio Interactive every 4 months. Most recently, MIETHKE was updated on October 16, 2026 and Radio Interactive on October 17, 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.*