# Thoracic Lymph Node Map vs CTisus Pancreas Challenge

The clearest difference is update cadence: Thoracic Lymph Node Map at every 7 months against CTisus Pancreas Challenge's every 26 months. Thoracic Lymph Node Map also leads on ratings volume (25 vs 4). CTisus Pancreas Challenge's advantage is rating (5.0 vs 4.8). On price, ads, in-app purchases and monetization model there is nothing between them.

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

CTisus Pancreas Challenge holds the better App Store score, 5.0 against 4.8. That said, the two scores are not equally well evidenced: Thoracic Lymph Node Map has 25 ratings behind it against 4, so its average is the more settled of the two.

Thoracic Lymph Node Map ships an update every 7 months, CTisus Pancreas Challenge every 26 months. The most recent releases landed on September 26, 2026 and August 1, 2026 respectively.

## The numbers

| Metric | Thoracic Lymph Node Map | CTisus Pancreas Challenge |
| --- | --- | --- |
| Price | Free | Free |
| Rating | [4.8 (25 ratings)](https://appshunter.io/ios/app/thoracic-lymph-node-map/id531517393/reviews) | **[5.0 (4 ratings)](https://appshunter.io/ios/app/ctisus-pancreas-challenge/id1362171523/reviews)** |
| Number of ratings | **25** | 4 |
| Positive reviews | 100.0% of reviews | — |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | **Every 7 months** | Every 26 months |
| Monetization | Free | Free |
| Size | 128 MB | 37 MB |
| Requires iOS | 16.6 | **15.6** |
| Devices | iPhone, iPad | **iPhone, iPad, iPod** |
| Age rating | 12+ | 17+ |
| Developer | [RADIOLOGiQ, LLC](https://appshunter.io/developer/519524135) | [Elliot Fishman](https://appshunter.io/developer/399024444) |

## What reviewers say

### Thoracic Lymph Node Map

[App page](https://appshunter.io/ios/app/thoracic-lymph-node-map/id531517393)

This clinical decision-support tool helps healthcare professionals evaluate and locate thoracic lymph node stations on CT scans. It offers a color-coded map with definitions, N-category information, and sampling options, adapted from IASLC guidelines.

**Highlights:** Color-coded IASLC lymph node map, Anatomic definitions and N-category info, CT-based station overlays, Station detail cards, Common issues insights, Offline access

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

**In-app purchases:** none


### CTisus Pancreas Challenge

[App page](https://appshunter.io/ios/app/ctisus-pancreas-challenge/id1362171523)

Enhance your pancreas imaging interpretation skills with this app. It features 50 CT cases for review and a timed quiz to test your diagnostic speed. Designed for radiologists and medical professionals to evaluate their knowledge.

**Highlights:** 50 pancreatic tumor CT cases, Timed diagnostic quiz, Review cases at your own pace, Enhance imaging interpretation skills, Evaluate medical knowledge

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

**In-app purchases:** none


## Frequently asked questions

### Is Thoracic Lymph Node Map free?

Thoracic Lymph Node Map is free to download, with no in-app purchases.

### Is CTisus Pancreas Challenge free?

CTisus Pancreas Challenge is free to download, with no in-app purchases.

### Which has better reviews, Thoracic Lymph Node Map or CTisus Pancreas Challenge?

CTisus Pancreas Challenge is rated higher. Thoracic Lymph Node Map averages 4.8 out of 5 from 25 ratings, while CTisus Pancreas Challenge averages 5.0 from 4 ratings.

### Do Thoracic Lymph Node Map or CTisus Pancreas Challenge have ads?

Neither Thoracic Lymph Node Map nor CTisus Pancreas Challenge shows ads.

### Which is updated more often, Thoracic Lymph Node Map or CTisus Pancreas Challenge?

Thoracic Lymph Node Map ships an update every 7 months, and CTisus Pancreas Challenge every 26 months. Most recently, Thoracic Lymph Node Map was updated on September 26, 2026 and CTisus Pancreas Challenge on August 1, 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.*