Comparison

Thoracic Lymph Node Map vs PAH Risk Score Calculators

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

PAH Risk Score Calculators

Features
Read full description

The pulmonary arterial hypertension (PAH) risk calculators from the PAH Initiative can help you quickly calculate your patient’s risk score on your phone or tablet with point-and-click ease. The PAH Risk Score Calculators app for US healthcare providers includes 5 calculators to choose from depending on which works best for your practice —REVEAL 2.0, REVEAL Lite 2, 2022 ESC/ERS 3-strata baseline calculator, 4-strata COMPERA 2.0 for follow-up risk assessment, and French noninvasive criteria. Knowing your patient’s risk status lets you use your clinical judgment to help them get to low risk and help improve their chance of survival.1-4 What to expect with the PAH Risk Score Calculators • Calculate a risk score in less than 30 seconds using an intuitive touch interface • 5 available risk assessment methodologies for baseline or follow-up scoring • Favorite your preferred calculators for future use • Print or email results to yourself or staff • No risk calculation data are stored or transmitted • Quickly determine a patient’s risk status and determine whether treatment escalation is needed This app is intended for US healthcare providers only. The app does not provide medical advice. If you are a patient, seek the advice of your physician or healthcare provider before making any medical decisions. References: 1. Boucly A, et al. Eur Respir J. 2017;50(2):1700889. 2. Hoeper MM, et al. Eur Respir J. 2017;50(2):1700740. 3. Kylhammar D, et al. Eur Heart J. 2018;39(47):4175-4181. 4. Benza RL, et al. Chest. 2019;156(2):323-337.

Screenshots

Thoracic Lymph Node Map4 screens
PAH Risk Score Calculators4 screens

Verdict

The call

The clearest difference is update cadence: PAH Risk Score Calculators at monthly against Thoracic Lymph Node Map's every 7 months. PAH Risk Score Calculators also leads on iOS requirement (13.4 vs 16.6). On price, ads, in-app purchases and device support 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, PAH Risk Score Calculators monthly. The most recent releases landed on October 14, 2026 and October 8, 2026 respectively.

Scorecard2 real differences · 8 level
Thoracic Lymph Node Map versus PAH Risk Score Calculators: the parameters behind the verdict, then further details
ParameterThoracic Lymph Node MapPAH Risk Score Calculators
PriceFreeFree
Rating4.8 (25 ratings) — better—
Positive reviews100.0% of reviews—
Number of ratings25 — better—
Update frequencyEvery 7 monthsMonthly — better
AdsNoNo
In-app purchasesNoNo
MonetizationFree—
DevicesiPhone, iPadiPhone, iPad, iPod — better
Requires iOS16.613.4 — better
Further details — not scored
Size128 MB28 MB
Age rating12+17+
DeveloperRADIOLOGiQ, LLCUnited Therapeutics Corporation, Inc.

In-app purchases

None

Thoracic Lymph Node Map

No in-app purchases

None

PAH Risk Score Calculators

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 PAH Risk Score Calculators free?
PAH Risk Score Calculators is free to download, with no in-app purchases.
Do Thoracic Lymph Node Map or PAH Risk Score Calculators have ads?
Neither Thoracic Lymph Node Map nor PAH Risk Score Calculators shows ads.
Which is updated more often, Thoracic Lymph Node Map or PAH Risk Score Calculators?
Thoracic Lymph Node Map ships an update every 7 months, and PAH Risk Score Calculators monthly. Most recently, Thoracic Lymph Node Map was updated on October 14, 2026 and PAH Risk Score Calculators on October 8, 2026.

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