CathSource vs CTisus CT Coronary Arteries
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.
CTisus CT Coronary Arteries
An educational resource for understanding coronary anomalies. It offers figures, diagrams, case examples, and video discussions for medical professionals. Designed to be a valuable tool for learning and comprehension.
- Organized approach to coronary anomalies
- Figures and diagrams
- Case examples
- Video discussions
- Multimedia resources
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This educational app is designed to provide an organized approach to understanding coronary anomalies. It is intended for radiologists, cardiologists, and cardiac imaging staff at the trainee or practicing level. We have compiled a collection of figures, diagrams, case examples, and video discussions for the full multimedia discussion of coronary anomalies. We hope that this application provides a valuable resource for helping you learn and understand coronary anomalies.
Screenshots
Verdict
The clearest difference is review sentiment: CTisus CT Coronary Arteries at 100% against CathSource's 38%. CTisus CT Coronary Arteries also leads on rating (4.9 vs 1.6) and monetization model (free vs paid). CathSource's advantage is update cadence (every 2 months vs every 5 months). On price, ratings volume, 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.
CTisus CT Coronary Arteries holds the better App Store score, 4.9 against 1.6. Both are backed by a comparable volume of ratings — 24 and 54 respectively. Written reviews point the same way: 38% of CathSource's written reviews are positive against 100% of CTisus CT Coronary Arteries's.
CathSource ships an update every 2 months, CTisus CT Coronary Arteries every 5 months. Both last shipped on October 24, 2026.
| Parameter | CathSource | CTisus CT Coronary Arteries |
|---|---|---|
| Price | Free | Free |
| Rating | 1.6 (24 ratings) | 4.9 (54 ratings) — better |
| Positive reviews | 38.5% of reviews | 100.0% of reviews — better |
| Number of ratings | 24 | 54 — better |
| Update frequency | Every 2 months — better | Every 5 months |
| Ads | No | No |
| In-app purchases | No | No |
| Monetization | Paid | Free — better |
| Devices | iPhone, iPad | iPhone, iPad, iPod — better |
| Requires iOS | 18.5 | 15.0 — better |
| Further details — not scored | ||
| Size | 79 MB | 71 MB |
| Age rating | 12+ | 17+ |
| Developer | ECGsource LLC | Elliot Fishman |
Customer experience
CathSource
CTisus CT Coronary Arteries
In-app purchases
CathSource
No in-app purchases
CTisus CT Coronary Arteries
No in-app purchases
Questions
Is CathSource free?
Is CTisus CT Coronary Arteries free?
Which has better reviews, CathSource or CTisus CT Coronary Arteries?
Do CathSource or CTisus CT Coronary Arteries have ads?
Which is updated more often, CathSource or CTisus CT Coronary Arteries?
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