CathSource vs GHA
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.
GHA
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GHA-SCAI SHOCK MIDDLE EAST 2025 conference app is a mobile application dedicated to enhancing the experience of attendees during the conference with the intention of providing up-to-date information such as scientific program agenda, session topics, short bios of international and local speakers; enabling interaction such as the batch print ID with conference registration barcode, use of real-time information desk, sponsors and floor plan; and increasing engagement for all stakeholders involved.
Screenshots
Verdict
The clearest difference is update cadence: GHA at daily against CathSource's every 2 months. GHA also leads on iOS requirement (12.0 vs 18.5). 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
Both are free to download. Neither carries in-app purchases, so what you see is what you pay.
CathSource ships an update every 2 months, GHA daily. The most recent releases landed on October 12, 2026 and October 2, 2026 respectively.
| Parameter | CathSource | GHA |
|---|---|---|
| Price | Free | Free |
| Rating | 1.6 (23 ratings) — better | — |
| Positive reviews | 38.5% of reviews | — |
| Number of ratings | 23 — better | — |
| Update frequency | Every 2 months | Daily — better |
| Ads | No | No |
| In-app purchases | No | No |
| Monetization | Paid | — |
| Devices | iPhone, iPad | iPhone, iPod |
| Requires iOS | 18.5 | 12.0 — better |
| Further details — not scored | ||
| Size | 79 MB | 30 MB |
| Age rating | 12+ | 4+ |
| Developer | ECGsource LLC | Adnan Ashraf |
In-app purchases
CathSource
No in-app purchases
GHA
No in-app purchases








