Comparison

Lung Cancer Screening Guide vs APAPP ACE

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

Head to head
About

Lung Cancer Screening Guide

This clinical decision-support tool helps healthcare professionals categorize lung nodules and determine follow-up actions based on ACR Lung-RADS v2022 guidelines. It offers step-by-step guidance, real-time score updates, and integration of incidental findings for consistent application of recommendations.

Highlights
  • ACR Lung-RADS v2022 Integration
  • Dynamic Lung-RADS Card
  • S Modifier Integration
  • Comprehensive Nodule Insights
  • Self-Assessment Mode
  • Brock (Full Model) Calculator
  • Offline Access
Features
Read full description

Download includes a free trial; continued use requires a 6‑ or 12‑month auto‑renewing subscription. Lung Cancer Screening Guide is a clinical decision‑support tool built around ACR Lung‑RADS v2022, including the new “S” modifier for clinically significant incidental findings. The app delivers step‑by‑step guidance at the point of care, streamlining lung‑nodule categorization and follow‑up so you can apply standardized recommendations with clarity and consistency—whether you practice in radiology, pulmonology, or primary care. --- Key Features (unlocked after the free trial with an active subscription) ACR Lung‑RADS v2022 Integration • Full, in‑app access to every Lung‑RADS category (0–4X) plus the “S” modifier, with concise management instructions drawn directly from the guidelines. Dynamic Lung‑RADS Card • A single, color‑coded card that updates your Lung‑RADS score in real time as you enter screening round, nodule morphology, size, and growth—making classification fast. S Modifier Integration • Toggle clinically significant findings across organ systems (e.g., coronary calcium, thyroid nodule, liver lesion) and instantly receive tailored, ACR‑based follow‑up recommendations sourced from the ACR Incidental Findings White Papers. Comprehensive Nodule Insights • Practical guidance on measuring nodules, stepped management pathways, etc. Self-Assessment Mode • Expert-curated self-assessment question packs. Brock (Full Model) Calculator • Calculate a CT-detected nodule’s 2–4 year malignancy risk. Enhanced Readability • Dark‑mode support, dynamic text sizing, and a distraction‑free interface optimized for hectic reading environments. Offline Access • All guideline logic run on‑device—no login or server needed. 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. SUBSCRIPTION OPTIONS ¹ • 6‑Month subscription (free trial available) | Price displayed in‑app; may vary by region • 12‑Month subscription (free trial available) | Price displayed in‑app; may vary by region We strive to incorporate any updates to ACR Lung‑RADS or S Modifier guidance within 30 days of publication and plan to add new self‑assessment question packs every six months. Future feature additions and update frequency may change without notice. ¹ Payment & Renewal – Payment is charged to your Apple ID at confirmation. Subscriptions renew automatically unless auto-renew is turned off at least 24 hours before the end of the current period. Manage or cancel anytime in Settings ▸ Apple ID ▸ Subscriptions. Note: If you switch plans or re-subscribe during the free trial, the remaining trial time is lost and you will be charged immediately. Privacy Policy: https://radiologiq.squarespace.com/privacy Terms of Use (EULA): https://www.apple.com/legal/internet-services/itunes/dev/stdeula/

About

APAPP ACE

Features
Read full description

Association of Pulmonary Advanced Practice Providers Application for Clinical Exchange (APAPP ACE) is an educational based platform that provides tailored medical education, tools, resources, and information for Advanced Practice Providers in the field of Pulmonology. APAPP ACE uses a peer to peer, customized process that enables APAPP subscribers to follow and exchange information with the APAPP leaders and their peers. APAPP ACE is an educational exchange application that ensures all users opt in and must agree to its terms and conditions before using the APAPP application. APAPP ACE is a unique mobile platform developed to meet the educational and professional needs of Advanced Practice Providers specializing in Pulmonology. This application is for education only, and is not intended for medical advice or consultation. APAPP ACE is your free, customized, on-demand educational exchange for: - Education in the form of video vignettes, webcasts, FAQs, key opinion leader conversations, peer to peer interviews, and featured podcasts - Current news, events, and publications for specific pulmonology related diseases - Digital Conference Coverage of emerging data, pertinent information, and expert opinions and analysis - Innovative educational tools, such as management algorithms, AI chatbots, and disease state guides - Community message boards for inquiries and general information Users will go through a standard registration process. First-time users will have to create a unique username and password, as well as fill out some very basic practice information. Users will then be able to customize their preferences for the specific diseases and medical information and education they want to view. Users are also able to interact and engage with their peers to communicate and educate each other to better the overall care for their practices and patients.

Screenshots

Lung Cancer Screening Guide4 screens
APAPP ACE4 screens

Verdict

The call

The clearest difference is in-app purchases: APAPP ACE at none against Lung Cancer Screening Guide's 2. APAPP ACE also leads on update cadence (every 4 days vs every 2 months) and iOS requirement (13.0 vs 16.6). On price, ads 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. Lung Cancer Screening Guide sells 2 in-app purchases, starting at $9.99 per 6 months. APAPP ACE asks for nothing beyond the download.

UpkeepUpdate frequency

Lung Cancer Screening Guide ships an update every 2 months, APAPP ACE every 4 days. The most recent releases landed on November 1, 2026 and November 4, 2026 respectively.

Scorecard3 real differences · 7 level
Lung Cancer Screening Guide versus APAPP ACE: the parameters behind the verdict, then further details
ParameterLung Cancer Screening GuideAPAPP ACE
PriceFreeFree
Rating4.8 (17 ratings) — better—
Positive reviews100.0% of reviews—
Number of ratings17 — better—
Update frequencyEvery 2 monthsEvery 4 days — better
AdsNoNo
In-app purchasesYesNo — better
MonetizationSubscription—
DevicesiPhone, iPadiPhone, iPad, iPod — better
Requires iOS16.613.0 — better
Further details — not scored
Size65 MB16 MB
Age rating12+17+
DeveloperRADIOLOGiQ, LLCFocus Medical Communications, LLC

In-app purchases

2 purchases

Lung Cancer Screening Guide

Subscriptions2
  • 6-Month Subscription14 Days trial$9.996 Months
  • 12-Month Subscription14 Days trial$14.991 Year
None

APAPP ACE

No in-app purchases

Questions

Is Lung Cancer Screening Guide free?
Lung Cancer Screening Guide is free to download, with in-app purchases available.
Is APAPP ACE free?
APAPP ACE is free to download, with no in-app purchases.
Do Lung Cancer Screening Guide or APAPP ACE have ads?
Neither Lung Cancer Screening Guide nor APAPP ACE shows ads.
Which is updated more often, Lung Cancer Screening Guide or APAPP ACE?
Lung Cancer Screening Guide ships an update every 2 months, and APAPP ACE every 4 days. Most recently, Lung Cancer Screening Guide was updated on November 1, 2026 and APAPP ACE on November 4, 2026.

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