Comparison

Thoracic Lymph Node Map vs CTisus Pancreas Challenge

Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.

Head to head
About

Thoracic Lymph Node Map

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
Read full description

Thoracic Lymph Node Map is a clinical decision-support reference that streamlines the evaluation and localization of thoracic lymph node stations on CT. Adapted from the International Association for the Study of Lung Cancer (IASLC) lung cancer project, the app provides a clear, color-coded map of mediastinal, low cervical, and hilar lymph node stations with concise anatomic definitions, N-category information, and sampling options—right at the point of care. Version 4.0 has been rebuilt from the ground up and optimized for iOS 26, featuring a modern, responsive interface designed for radiologists, pulmonologists, oncologists, surgeons, and any health care professional interpreting chest imaging. The app is provided entirely free of charge, with no ads, no subscriptions, and no in-app purchases. --- Key Features IASLC Thoracic Lymph Node Map Integration • Color-coded map adapted from the IASLC lung cancer project • Clear station labels (1–14) with concise anatomic definitions CT-Based Station Overlays • Navigate representative axial CT images of the thorax • Visualize how each lymph node station relates to key mediastinal structures Station Detail Cards • N-category classification (N1/N2/N3) for every station • Common sampling options at a glance • Precise upper, lower, and lateral/anterior/posterior boundaries Common Issues Insights • High-yield clarifications for frequently confused stations • Guidance on distinguishing 4 vs 10, 1 vs 2/3, and more • Aid in aligning CT interpretation with IASLC definitions Enhanced Readability • Support for Dark Mode and Dynamic Type • Clean, distraction-free layout optimized for both iPhone and iPad Offline Access • All data available offline—no login, no network, no server required Requirements • iPhone or iPad running iOS / iPadOS 16.6 or later • Fully optimized for iOS 26 Pricing Thoracic Lymph Node Map is developed and maintained by radiologists. It is provided as a free resource for the medical community, with no advertisements and no subscription required. Medical Disclaimer: This app is for informational purposes only and is not a substitute for professional medical advice. In addition to using this app, always consult a qualified healthcare provider for diagnosis and treatment decisions. Privacy Policy: https://radiologiq.squarespace.com/privacy Terms of Use (EULA): https://www.apple.com/legal/internet-services/itunes/dev/stdeula/

About

CTisus Pancreas Challenge

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
Read full description

Test your pancreas imaging interpretation skills! This App includes CT images for 50 pancreatic tumor cases. You can review the cases at your own pace or play against the clock by taking the timed quiz to diagnose each case in under 10 seconds. After 10-seconds, the diagnosis will be displayed. Disclaimer: This app is developed for radiologists and medical professionals to enhance and evaluate their knowledge on various CT cases. This app doesn’t provide any medical advices or treatment plans.

Screenshots

Thoracic Lymph Node Map4 screens
CTisus Pancreas Challenge4 screens

Verdict

The call

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.

Scored on Price · Rating · Positive reviews · Number of ratings · Update frequency · Ads · In-app purchases · Monetization · Best chart rank · Devices · Requires iOS

CostPrice · In-app purchases · Ads · Monetization

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

ReceptionRating · Positive reviews · Number of ratings

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.

UpkeepUpdate frequency

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

Scorecard3 real differences · 7 level
Thoracic Lymph Node Map versus CTisus Pancreas Challenge: the parameters behind the verdict, then further details
ParameterThoracic Lymph Node MapCTisus Pancreas Challenge
PriceFreeFree
Rating4.8 (25 ratings)5.0 (4 ratings) — better
Positive reviews100.0% of reviews—
Number of ratings25 — better4
Update frequencyEvery 7 months — betterEvery 26 months
AdsNoNo
In-app purchasesNoNo
MonetizationFreeFree
DevicesiPhone, iPadiPhone, iPad, iPod — better
Requires iOS16.615.6 — better
Further details — not scored
Size128 MB37 MB
Age rating12+17+
DeveloperRADIOLOGiQ, LLCElliot Fishman

Customer experience

Thoracic Lymph Node Map

All ratings25 ratings
Positive96.0%
Neutral0.0%
Negative4.0%
Written reviews15 reviews
Positive100.0%
Neutral0.0%
Negative0.0%

CTisus Pancreas Challenge

All ratings4 ratings
Positive100.0%
Neutral0.0%
Negative0.0%

In-app purchases

None

Thoracic Lymph Node Map

No in-app purchases

None

CTisus Pancreas Challenge

No in-app purchases

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 7, 2026 and CTisus Pancreas Challenge on August 1, 2026.

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