Comparison

Thoracic Lymph Node Map vs U31402

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

U31402

Read full description

Daiichi Sankyo App is intended for use collect patient reported outcomes relating to a clinical trial. Patients must be given accounts by a participating site in order to log in to the app.

Screenshots

Thoracic Lymph Node Map4 screens
U314024 screens

Verdict

The call

The clearest difference is device support: Thoracic Lymph Node Map at 2 against U31402's —. U31402's advantage is iOS requirement (12.0 vs 16.6). On price, update cadence and in-app purchases 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.

UpkeepUpdate frequency

Thoracic Lymph Node Map ships an update every 7 months, U31402 every 13 months. The most recent releases landed on October 14, 2026 and October 11, 2026 respectively.

Scorecard2 real differences · 8 level
Thoracic Lymph Node Map versus U31402: the parameters behind the verdict, then further details
ParameterThoracic Lymph Node MapU31402
PriceFreeFree
Rating4.8 (25 ratings) — better—
Positive reviews100.0% of reviews—
Number of ratings25 — better—
Update frequencyEvery 7 months — betterEvery 13 months
AdsNo—
In-app purchasesNoNo
MonetizationFree—
DevicesiPhone, iPad — better—
Requires iOS16.612.0 — better
Further details — not scored
Size128 MB74 MB
Age rating12+12+
DeveloperRADIOLOGiQ, LLCERT,INC

In-app purchases

None

Thoracic Lymph Node Map

No in-app purchases

None

U31402

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 U31402 free?
U31402 is free to download, with no in-app purchases.
Which is updated more often, Thoracic Lymph Node Map or U31402?
Thoracic Lymph Node Map ships an update every 7 months, and U31402 every 13 months. Most recently, Thoracic Lymph Node Map was updated on October 14, 2026 and U31402 on October 11, 2026.

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