Comparison

ECG Guide vs Incidentaloma CT / MRI Guide

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

Head to head
About

ECG Guide

This comprehensive reference app provides over 200 high-quality ECG examples and in-depth explanations for medical professionals and students. It offers stepwise interpretation assistance, a large library of common and complex findings, and quiz questions to test knowledge.

Highlights
  • Over 200 high-resolution sample ECGs
  • In-depth reference text on ECG interpretation
  • Stepwise ECG Interpreter assistance
  • Over 100 multiple-choice quiz questions
  • Rapid Reference section for quick interpretation
  • Clear descriptions of arrhythmias and findings
  • Pediatric values included
Features
Currently charting
Read full description

The most comprehensive ECG app in the iPhone App Store - over 200 examples of common and uncommon ECGs iPad version? bit.ly/ECGiPad or search iTunes "ECG Guide iPad" Praise for the ECG Guide: "The best ECG app currently available." -iMedicalApps.com "Core Medical App." - Georgetown Medical School. “This brand-new gem features concise explanations with ample high-quality ECG examples...” - American College of Emergency Physicians “...a 5 star application” - User review “...a must have application for doctors, residents and medical students.” - User review Succinct yet authoritative, this ECG reference is a critical companion for practicing physicians, medical trainees, nurses and paramedics. It is designed as a learning tool for those still training as well as a reliable reference for more experienced interpreters of ECGs. ***************************** Features: - Full reference text that includes in-depth information on topics such as: - Approach to ECG Interpretation - Analysis of rate, rhythm, axis, P wave, QRS complex, ST segment, T wave and QT interval - Ventricular hypertrophy and atrial enlargement - Assessment of ischemia - Approach to arrhythmia - Bradyarrythmias and tachyarrythmias, Heart block, and much more… (content based on national guidelines 2009 AHA/ACCF/HRS Recommendations for the standardization and interpretation of the electrocardiogram) - The largest ECG library available on the iPhone with over 200 high resolution sample ECGs with common and complex findings for easy reference - ECG Interpreter - Stepwise assistance with ECG interpretation. Helps create differential diagnosis based on simple to assess ECG features. - Over 100 multiple-choice quiz questions to test your knowledge - Rapid Reference section - one tap takes you to 11 summary pages used to confidently interpret ECGs - Clear descriptions of both common and complex arrhythmias and ECG findings - Review etiology and differential diagnosis of common and complex arrhythmias and ECG findings - Pediatric values included Compiled and written by Jason Andrade, MD, FRCPC.

About

Incidentaloma CT / MRI Guide

This clinical decision-support tool provides step-by-step guidance for evaluating and managing incidental imaging findings based on the latest ACR recommendations. It offers dynamic management cards, organ-system quick-switching, and built-in radiology calculators for point-of-care use.

Highlights
  • ACR Incidental Findings Integration
  • Dynamic Management Card
  • Organ-System Quick-Switch
  • Radiology Calculators
  • Self-Assessment Mode
  • Offline Access
Features
Read full description

Download includes a free trial; continued use requires a 6‑ or 12‑month auto‑renewing subscription. Incidentaloma CT & MRI Guide is a clinical decision-support guide built around the latest American College of Radiology (ACR) Incidental Findings Committee recommendations. It delivers point-of-care, step-by-step guidance so you can evaluate and manage incidental findings with clarity and consistency—whether you practice in radiology, primary care, or another specialty. --- Key Features (unlocked after the free trial with an active subscription) ACR Incidental Findings Integration • Full, in-app access to current ACR pathways for incidental findings across the head/neck, thorax, abdomen, and pelvis—with concise management instructions drawn directly from the guidelines. Dynamic Management Card • A single, card that updates in real time as you select organ, lesion size and imaging features—instantly surfacing the appropriate follow-up algorithm. Organ-System Quick-Switch • In a few taps you can jump between guidelines for abdominal lymph nodes, adrenal masses, liver masses, pancreatic cysts, renal masses, splenic masses, gallbladder/biliary abnormalities, lung nodules/cysts/ground-glass opacities/reticular opacities, mediastinal masses/lymph nodes, pericardial disease, pineal cysts, pituitary lesions, and thyroid nodules. Radiology Calculators • Built-in, point-of-care calculators to support common CT/MRI characterization and risk estimates, including adrenal chemical shift (ASII, CSI ratio, ASR%), adrenal CT washout (absolute & relative), Brock lung nodule risk, lung nodule volume doubling time, liver steatosis (MRI; SII 2-point), thymic chemical shift ratio (MRI), and thymic signal intensity index (MRI). Self-Assessment Mode • Expert-curated question packs that spotlight high-yield thresholds and diagnostic pearls to reinforce your understanding of the follow-up guidelines. Enhanced Readability • Dark-mode support, dynamic text sizing, and a distraction-free interface optimized for hectic reading environments. Offline Access • All guideline logic runs on-device—no login or server 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. 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 from the White Papers of the ACR Incidental Findings Committee 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/

Screenshots

ECG Guide3 screens
Incidentaloma CT / MRI Guide4 screens

Verdict

The call

The clearest difference is price: Incidentaloma CT / MRI Guide at Free against ECG Guide's $0.99. Incidentaloma CT / MRI Guide also leads on rating (4.4 vs 3.6) and ratings volume (29 vs 8). ECG Guide's advantage is in-app purchases (none vs 2) and chart position (#145 vs unranked). On review sentiment, 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

Incidentaloma CT / MRI Guide is free to download; ECG Guide costs $0.99 up front. Incidentaloma CT / MRI Guide sells 2 in-app purchases, starting at $14.99 per 6 months. ECG Guide asks for nothing beyond the download.

ReceptionRating · Positive reviews · Number of ratings

Incidentaloma CT / MRI Guide holds the better App Store score, 4.4 against 3.6. Both are backed by a comparable volume of ratings — 8 and 29 respectively. Written reviews split almost evenly too, at 76% and 75% positive.

UpkeepUpdate frequency

ECG Guide ships an update every 2 months, Incidentaloma CT / MRI Guide every 4 months. The most recent releases landed on November 10, 2026 and November 11, 2026 respectively.

Scorecard8 real differences · 3 level
ECG Guide versus Incidentaloma CT / MRI Guide: the parameters behind the verdict, then further details
ParameterECG GuideIncidentaloma CT / MRI Guide
Price$0.99Free — better
Rating3.6 (8 ratings)4.4 (29 ratings) — better
Positive reviews75.8% of reviews — better75.0% of reviews
Number of ratings829 — better
Update frequencyEvery 2 months — betterEvery 4 months
AdsNoNo
In-app purchasesNo — betterYes
MonetizationPaid — betterSubscription
Best chart rank#145 — better—
DevicesiPhone, iPodiPhone, iPad
Requires iOS11.0 — better16.6
Further details — not scored
Size26 MB59 MB
Age rating17+17+
DeveloperWebMDRADIOLOGiQ, LLC

Customer experience

ECG Guide

All ratings8 ratings
Positive62.5%
Neutral12.5%
Negative25.0%
Written reviews132 reviews
Positive75.8%
Neutral7.6%
Negative16.7%

Incidentaloma CT / MRI Guide

All ratings29 ratings
Positive86.2%
Neutral0.0%
Negative13.8%
Written reviews12 reviews
Positive75.0%
Neutral0.0%
Negative25.0%

Bugs and requests

ECG Guide

Reported bugs

7 issues
  • App crashes at startup
  • Incompatible with iOS 4 (fixed in later updates)
  • Incompatible with iOS 11 (64-bit update needed)
  • UI appears blown-up and blurry on iPhone 6+
  • Cannot exit ECG view when rotated sideways
Show 2 more
  • Crashes after OS 3.0 update
  • Incorrect pricing display in some regions

Requested features

14 requests
  • iPad support and optimization
  • Highlight or circle abnormalities on ECG images
  • Search functionality for finding specific content
  • Customizable quiz difficulty levels
  • ACLS algorithms integration
Show 9 more
  • Pediatric reference tables and criteria
  • Arrows and annotations on ECG samples
  • Corrected QT calculator
  • Alternate lead placement information (Fontane, Brugada)
  • Notes and favorites functionality
  • Camera integration to analyze ECG photos
  • Device synchronization between iPhone and iPad
  • More heart block examples
  • Smoother landscape/portrait transitions

Incidentaloma CT / MRI Guide

Not enough reviews yet to summarise bugs or requests.

In-app purchases

None

ECG Guide

No in-app purchases

2 purchases

Incidentaloma CT / MRI Guide

Subscriptions2
  • 6-Month Subscription14 Days trial$14.996 Months
  • 12-Month Subscription14 Days trial$19.991 Year

Questions

Is ECG Guide free?
ECG Guide costs $0.99, with no in-app purchases.
Is Incidentaloma CT / MRI Guide free?
Incidentaloma CT / MRI Guide is free to download, with in-app purchases available.
Which has better reviews, ECG Guide or Incidentaloma CT / MRI Guide?
Incidentaloma CT / MRI Guide is rated higher. ECG Guide averages 3.6 out of 5 from 8 ratings, while Incidentaloma CT / MRI Guide averages 4.4 from 29 ratings.
Do ECG Guide or Incidentaloma CT / MRI Guide have ads?
Neither ECG Guide nor Incidentaloma CT / MRI Guide shows ads.
Which is updated more often, ECG Guide or Incidentaloma CT / MRI Guide?
ECG Guide ships an update every 2 months, and Incidentaloma CT / MRI Guide every 4 months. Most recently, ECG Guide was updated on November 10, 2026 and Incidentaloma CT / MRI Guide on November 11, 2026.

Other comparisons