Cathlas vs PCI App
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
Cathlas
This medical reference app provides a collection of rare and important video images related to coronary angiography. It allows users to contribute educational content, which is then reviewed by experts before publication. The app serves as a practical aid for interventional cardiology professionals.
- Rare and important video images
- Coronary artery anatomy
- Complication recognition
- Congenital heart disease
- Mechanical valve fluoroscopies
- Intracoronary imaging
- Diagnostic skill practice
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The progress of technology allows for the delivery of a collection of rare and important video images to users in a practical way that cannot be similarly produced via textbooks or peer-reviewed journals. The app is designed to cultivate and integrate contributions from users who would like to add educational images, videos and data that will enrich the knowledge of the interventional cardiology peers community. The moderation and inclusion of images will be processed by experts in the field prior to their publication online. DISCLAIMER: Cathlas has been developed as a reference aid only, and no guarantees are made regarding the completeness or adequacy of the representations shown and information conveyed by the app. The app will not be liable for any claims arising from its use. Please seek a doctor's advice in addition to using the app and before making any medical decisions. This app does not contain any personal information. Cathlas includes angiographic videos in various topics – for example: Anatomy of coronary arteries with focus on coronary anomalies • Coronary angiography videos with corresponding CT images • Explore and learn to recognize complications • Images of congenital heart disease and right heart catheterization hemodynamics • Unique images of coronary bypass grafting and acute coronary syndrome • Left ventriculogram and aortogram • Mechanical valve fluoroscopies – learn to recognize different valves, normal angels of opening and closing • Intracoronary imaging with intravascular ultrasound and optical coherence tomography images • How to recognize device in fluoroscopy • Rare and important incidental findings on fluoroscopy • Structural cases of TAVR, mitral clip, TMVR, Watchman… • Practice your diagnostic skills with set of heart catheterization videos • Explore high-quality heart catheterization images
PCI App
This medical app provides a step-by-step algorithmic guide for percutaneous coronary interventions. Users can browse detailed sections, watch case studies, and listen to relevant podcasts.
- Algorithmic step-by-step approach
- Percutaneous coronary interventions
- Browse parts, chapters, and sections
- Watch case studies
- Listen to podcasts
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An algorithmic, step-by-step approach to percutaneous coronary interventions. Browse parts, chapters, and chapter sections. Watch cases and listen to podcasts.
Screenshots
Verdict
The clearest difference is ratings volume: Cathlas at 18 against PCI App's 5. Cathlas also leads on iOS requirement (13.0 vs 15.1). On price, rating, review sentiment and ads 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.
On the App Store both sit at effectively the same score — 5.0 for Cathlas against 5.0 for PCI App. Both are backed by a comparable volume of ratings — 18 and 5 respectively. Written reviews split almost evenly too, at 100% and 100% positive.
| Parameter | Cathlas | PCI App |
|---|---|---|
| Price | Free | Free |
| Rating | 5.0 (18 ratings) | 5.0 (5 ratings) |
| Positive reviews | 100.0% of reviews | 100.0% of reviews |
| Number of ratings | 18 — better | 5 |
| Update frequency | — | Every 2 months |
| Ads | No | No |
| In-app purchases | No | No |
| Monetization | Free | Free |
| Devices | iPhone, iPod | iPhone, iPad, iPod — better |
| Requires iOS | 13.0 — better | 15.1 |
| Further details — not scored | ||
| Size | 31 MB | 37 MB |
| Age rating | 17+ | 12+ |
| Developer | Spectre Software Inc. | KRUTSCH |
Customer experience
Cathlas
PCI App
In-app purchases
Cathlas
No in-app purchases
PCI App
No in-app purchases





