# MIETHKE vs Neurosurgery BC

The clearest difference is iOS requirement: MIETHKE at 11.0 against Neurosurgery BC's 17.4. 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, Neurosurgery BC every 10 months. The most recent releases landed on June 2, 2026 and May 17, 2026 respectively.

## The numbers

| Metric | MIETHKE | Neurosurgery BC |
| --- | --- | --- |
| 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 10 months |
| Monetization | Free | — |
| Size | 154 MB | 21 MB |
| Requires iOS | **11.0** | 17.4 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPad |
| Age rating | 12+ | 17+ |
| Developer | [Christoph Miethke GmbH & Co. KG](https://appshunter.io/developer/450290018) | [Stephan Dr. Klessinger](https://appshunter.io/developer/975484760) |

## 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


### Neurosurgery BC

[App page](https://appshunter.io/ios/app/neurosurgery-bc/id975484761)

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is MIETHKE free?

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

### Is Neurosurgery BC free?

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

### Do MIETHKE or Neurosurgery BC have ads?

Neither MIETHKE nor Neurosurgery BC shows ads.

### Which is updated more often, MIETHKE or Neurosurgery BC?

MIETHKE ships an update every 5 months, and Neurosurgery BC every 10 months. Most recently, MIETHKE was updated on June 2, 2026 and Neurosurgery BC on May 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.*