TAVRcathAID vs Echolism
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
TAVRcathAID
This educational tool provides step-by-step guidance for performing diagnostic coronary angiograms and percutaneous coronary interventions after trans-catheter aortic valve implantation. It features illustrations and animations to aid in understanding complex procedures.
- Step-by-step procedural guidance
- Illustrations and animations
- Focus on post-TAVR interventions
- Diagnostic coronary angiogram guide
- Percutaneous coronary intervention guide
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The TAVR CathAID app team comprises of interventional and structural cardiology faculty and fellows at Icahn School of Medicine at Mount Sinai. This app is an educational tool with step by step approach guided by illustrations and aminations to perform diagnostic coronary angiogram and percutaneous coronary intervention after implantation of trans-catheter aortic valve.
Echolism
Master echocardiography and assess left ventricular function with advanced learning techniques. This pocket-sized tool offers self-quizzing and spaced repetition for efficient learning anytime, anywhere.
- Learn echocardiography
- Assess left ventricular function
- Self-quizzing
- Spaced repetition
- Pocket-sized learning
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Echolism is the new way to learn a critical skill in internal medicine: assessing left ventricular function. Use advanced learning techniques like self-quizzing and spaced repitition to maximize your experience in echocardiography. It was never that easy to learn the key feature of echocardiography. Whenever you want, wherever you want. It is all in your pocket. SUBSCRIPTIONS: We offer 2 different subscription models: PRO (1/12 months) Your subscription will automatically renew unless you cancel it at least 24 hours before the end of the current subscription period. The amount for the next period will be debited from your account up to 24 hours before the end of the current period. You can manage your subscription and turn off auto-renewal in your Apple Account Settings. By purchasing you agree to the Terms and Conditions (https://www.apple.com/legal/internet-services/itunes/dev/stdeula/) and the Privacy Policy on www.echolism.com.
Screenshots
Verdict
The clearest difference is in-app purchases: TAVRcathAID at none against Echolism's 12. TAVRcathAID also leads on device support (3 vs 1). On price, rating, ratings volume and update cadence 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. Echolism sells 12 in-app purchases, starting at $3.99 per month. TAVRcathAID asks for nothing beyond the download.
On the App Store both sit at effectively the same score — 4.6 for TAVRcathAID against 4.5 for Echolism. Both are backed by a comparable volume of ratings — 5 and 8 respectively.
TAVRcathAID ships an update fortnightly, Echolism monthly. The most recent releases landed on June 4, 2026 and September 24, 2026 respectively.
| Parameter | TAVRcathAID | Echolism |
|---|---|---|
| Price | Free | Free |
| Rating | 4.6 (5 ratings) — better | 4.5 (8 ratings) |
| Positive reviews | — | 0.0% of reviews |
| Number of ratings | 5 | 8 — better |
| Update frequency | Fortnightly — better | Monthly |
| Ads | No | No |
| In-app purchases | No — better | Yes |
| Monetization | Free — better | Free with in-app purchases |
| Devices | iPhone, iPad, iPod — better | iPhone |
| Requires iOS | 15.0 — better | 16.4 |
| Further details — not scored | ||
| Size | 49 MB | 154 MB |
| Age rating | 17+ | 17+ |
| Developer | Icahn School of Medicine at Mount Sinai | SchallFIT OG |
Customer experience
TAVRcathAID
Echolism
In-app purchases
TAVRcathAID
No in-app purchases
Echolism
- Echolism Pro3 Days trial$3.991 Month
- Echolism Pro3 Months trial$3.991 Month
- Echolism Pro1 Year trial$3.991 Month
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- Echolism Pro3 Days trial$5.991 Month
- Echolism Pro3 Months trial$5.991 Month
- Echolism Pro1 Year trial$5.991 Month
- Echolism Pro7 Days trial$22.001 Year
- Echolism Pro3 Months trial$22.001 Year
- Echolism Pro1 Year trial$22.001 Year
- Echolism Pro7 Days trial$45.001 Year
- Echolism Pro3 Months trial$45.001 Year
- Echolism Pro$45.001 Year
