# Thomale Guide Application vs Neurosurgery

The clearest difference is review sentiment: Neurosurgery at 77% against Thomale Guide Application's 0%. Thomale Guide Application's advantage is in-app purchases (none vs 1) and device support (3 vs 1). On price, update cadence and ads there is nothing between them.

Both are free to download. Neurosurgery sells 1 in-app purchase, starting at $2.99 per year. Thomale Guide Application asks for nothing beyond the download.

Thomale Guide Application ships an update every 14 months, Neurosurgery every 21 months. The most recent releases landed on October 20, 2026 and October 24, 2026 respectively.

## The numbers

| Metric | Thomale Guide Application | Neurosurgery |
| --- | --- | --- |
| Price | Free | Free |
| Rating | — | **[4.8 (92 ratings)](https://appshunter.io/ios/app/neurosurgery-whats-the-data/id937329312/reviews)** |
| Number of ratings | — | **92** |
| Positive reviews | 0.0% of reviews | **76.9% of reviews** |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | **Every 14 months** | Every 21 months |
| Monetization | **Free** | Subscription |
| Size | 14 MB | 22 MB |
| Requires iOS | **8.2** | 16.6 |
| Devices | **iPhone, iPad, iPod** | iPhone |
| Age rating | 12+ | 12+ |
| Developer | [Miethke GmbH & Co. KG](https://appshunter.io/developer/450290018) | [Limbix LLC](https://appshunter.io/developer/490505327) |

## What reviewers say

### Thomale Guide Application

[App page](https://appshunter.io/ios/app/thomale-guide-application/id648839804)

This medical device app assists neurosurgeons in the controlled placement of ventricular catheters for hydrocephalus treatment. It calculates optimal angles, catheter length, and distances using CT or MRT scans in conjunction with the Thomale Guide instrument.

**Highlights:** Controlled neurosurgical placement, Ventricular catheter implantation aid, Calculates entrance angle, Determines catheter length, Measures distance to median line, Utilizes CT/MRT scans

**Features:** macOS Compatibility

**In-app purchases:** none


### Neurosurgery

[App page](https://appshunter.io/ios/app/neurosurgery-whats-the-data/id937329312)

Access a vast library of neurosurgical knowledge, including randomized trials and current evidence, in an easy-to-read format. Quickly review seminal studies and stay updated with new entries made immediately available through an annual subscription service.

**Highlights:** Vast neurosurgical knowledge base, Reviewed randomized controlled trials, Easy-to-read format, Server-based platform for immediate updates, Covers vascular, tumor, functional, epilepsy, skull base, spine, Citation information for further study

**Features:** macOS Compatibility, Vision Pro support

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Annual Subscription | $2.99 | per year |


## Frequently asked questions

### Is Thomale Guide Application free?

Thomale Guide Application is free to download, with no in-app purchases.

### Is Neurosurgery free?

Neurosurgery is free to download, with in-app purchases available.

### Do Thomale Guide Application or Neurosurgery have ads?

Neither Thomale Guide Application nor Neurosurgery shows ads.

### Which is updated more often, Thomale Guide Application or Neurosurgery?

Thomale Guide Application ships an update every 14 months, and Neurosurgery every 21 months. Most recently, Thomale Guide Application was updated on October 20, 2026 and Neurosurgery 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.*