# Thomale Guide Application vs ATLAS

The clearest difference is in-app purchases: Thomale Guide Application at none against ATLAS's 2. Thomale Guide Application also leads on device support (3 vs 1) and iOS requirement (8.2 vs 18.0). ATLAS's advantage is update cadence (every 2 weeks vs every 14 months). On price and ads there is nothing between them.

Both are free to download. ATLAS sells 2 in-app purchases, starting at $39.99 per month. Thomale Guide Application asks for nothing beyond the download.

Thomale Guide Application ships an update every 14 months, ATLAS every 2 weeks. The most recent releases landed on October 20, 2026 and October 9, 2026 respectively.

## The numbers

| Metric | Thomale Guide Application | ATLAS |
| --- | --- | --- |
| Price | Free | Free |
| Rating | — | **[5.0 (4 ratings)](https://appshunter.io/ios/app/atlas-medical-intelligence/id6747357185/reviews)** |
| Number of ratings | — | **4** |
| Positive reviews | 0.0% of reviews | — |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | Every 14 months | **Every 2 weeks** |
| Monetization | **Free** | Subscription |
| Size | 14 MB | 12 MB |
| Requires iOS | **8.2** | 18.0 |
| Devices | **iPhone, iPad, iPod** | iPhone |
| Age rating | 12+ | 17+ |
| Developer | [Miethke GmbH & Co. KG](https://appshunter.io/developer/450290018) | [Neurosurgical Atlas, Inc](https://appshunter.io/developer/572405218) |

## 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


### ATLAS

[App page](https://appshunter.io/ios/app/atlas-medical-intelligence/id6747357185)

This medical intelligence platform uses a generative AI model trained on extensive medical literature to provide deep subspecialty insights for clinical workflows. It is designed for informational purposes and should be used alongside professional medical advice.

**Highlights:** Generative AI model, Subspecialty clinical insights, Trained on 3M+ medical publications, Validated by 1000+ experts, Informational purposes only

**Features:** Vision Pro support

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Monthly Subscription | $39.99 | per month |
| Annual Subscription | $399.00 | per year |


## Frequently asked questions

### Is Thomale Guide Application free?

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

### Is ATLAS free?

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

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

Neither Thomale Guide Application nor ATLAS shows ads.

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

Thomale Guide Application ships an update every 14 months, and ATLAS every 2 weeks. Most recently, Thomale Guide Application was updated on October 20, 2026 and ATLAS on October 9, 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.*