CathSource vs ACC Quality Summit
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
CathSource
A comprehensive medical reference focused on cardiac catheterization and angiography. It offers a searchable index of specialized topics, a database of videos of common and rare findings, and a collection of images including hemodynamic formulas and tables.
- Searchable index of cardiac catheterization topics
- Database of coronary angiogram, ventriculogram, and aortogram videos
- Image database with hemodynamic formulas and tables
- Covers common and rare cardiovascular pathologies
- Developed by practicing Interventional Cardiologists
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CathSource (from the creators of ECGsource) is an up-to-date medical reference devoted exclusively to cardiac catheterization and angiography. Developed by practicing Interventional Cardiologists for both specialists and trainees in the field of cardiovascular disease, CathSource offers the following content: * Searchable index of specialized topics including: Normal Coronary Anatomy Anomalous Coronary Arteries Coronary Artery Aneurysms Myocardial Bridging Takotsubo Cardiomyopathy Plaque Rupture & Thrombus Standard Views of Angiography Left Ventriculography Coarctation of the Aorta Femoral Artery Access for Angiography Radial Artery Access for Angiography Intravascular Ultrasound (IVUS) Optical Coherence Tomography (OCT) Fractional Flow Reserve (FFR) Hemodynamics: Intracardiac Pressures Hemodynamics: Intracardiac Waveforms Hemodynamics: Cardiac Output Hemodynamics: Intracardiac Shunts Hemodynamics: Aortic Stenosis Hemodynamcis: Aortic Regurgitation Hemodynamics: Mitral Stenosis Hemodynamcis: Mitral Regurgitation Hemodynamcis: Constriction Hemodynamics: Restriction * Searchable database containing more than 30 videos (coronary angiograms, ventriculograms, and aortograms) of both common and rare findings in the cardiac catheterization lab * Searchable database of over 65 images including hemodynamic formulas, tables, and figures CathSource provides a detailed overview of important cardiac catheterization and angiography topics, incorporating educational images/videos as well as reviews of pertinent medical literature. CathSource is the ideal application to assist you in understanding and recognizing cardiovascular pathology in the catheterization lab.
ACC Quality Summit
This event guide allows attendees to personalize their schedule, view session details, and access faculty information. Stay connected with social media integration, receive live announcements, and download presentation materials.
- Personalized session schedule
- Session details
- Faculty information
- Social media connectivity
- Real-time announcements
- Download presentation slides
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The ACC Quality Summit app is your go-to guide for navigating the event! Attendees can use it to build a personalized session schedule, explore session details, and learn more about the faculty. Through the app, users can also stay connected via social media, receive real-time conference announcements, and download presentation slides. To support these features, the app uses foreground services to download event data and images directly from the server.
Screenshots
Verdict
The clearest difference is rating: ACC Quality Summit at 4.9 against CathSource's 1.6. ACC Quality Summit also leads on monetization model (free vs paid) and ratings volume (285 vs 23). CathSource's advantage is update cadence (every 2 months vs every 11 months). On price, review sentiment, ads 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
Both are free to download. Neither carries in-app purchases, so what you see is what you pay.
ACC Quality Summit holds the better App Store score, 4.9 against 1.6. That said, the two scores are not equally well evidenced: ACC Quality Summit has 285 ratings behind it against 23, so its average is the more settled of the two. Written reviews point the same way: 43% of CathSource's written reviews are positive against 50% of ACC Quality Summit's.
CathSource ships an update every 2 months, ACC Quality Summit every 11 months. The most recent releases landed on September 18, 2026 and September 29, 2026 respectively.
| Parameter | CathSource | ACC Quality Summit |
|---|---|---|
| Price | Free | Free |
| Rating | 1.6 (23 ratings) | 4.9 (285 ratings) — better |
| Positive reviews | 42.9% of reviews | 50.0% of reviews — better |
| Number of ratings | 23 | 285 — better |
| Update frequency | Every 2 months — better | Every 11 months |
| Ads | No | No |
| In-app purchases | No | No |
| Monetization | Paid | Free — better |
| Devices | iPhone, iPad | iPhone, iPad, iPod — better |
| Requires iOS | 18.5 | 15.5 — better |
| Further details — not scored | ||
| Size | 79 MB | 88 MB |
| Age rating | 12+ | 17+ |
| Developer | ECGsource LLC | American College of Cardiology |
Customer experience
CathSource
ACC Quality Summit
In-app purchases
CathSource
No in-app purchases
ACC Quality Summit
No in-app purchases









