CalcificAID vs Echolism
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
CalcificAID
This free educational tool guides medical professionals through managing calcified coronary lesions. It provides step-by-step illustrations for identifying and treating calcification using various atherectomy techniques before stenting.
- Step-by-step illustrations
- Coronary calcification identification
- Treatment of calcified lesions
- Rotational atherectomy guidance
- Orbital atherectomy guidance
- Laser atherectomy guidance
- Intravascular lithotripsy (IVL) guidance
- Atherotomy guidance
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This App is a free educational tool with step-by-step illustrations of how to manage calcified coronary lesions and is the results of interdisciplinary efforts of interventional cardiologists at Icahn School of Medicine at Mount Sinai. CalcificAID walks medical professionals through identifying coronary calcification using angiography and intravascular imaging and treating the calcified lesion with rotational, orbital, laser atherectomy, IVL, or atherotomy before stenting.
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 review sentiment: CalcificAID at 100% against Echolism's 0%. CalcificAID also leads on rating (5.0 vs 4.5) and in-app purchases (none vs 12). Echolism's advantage is ads (none vs shown) and update cadence (monthly vs every 37 months). On price and ratings volume 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. CalcificAID asks for nothing beyond the download.
CalcificAID holds the better App Store score, 5.0 against 4.5. Both are backed by a comparable volume of ratings — 4 and 8 respectively. Written reviews point the same way: 100% of CalcificAID's written reviews are positive against 0% of Echolism's.
CalcificAID ships an update every 37 months, Echolism monthly. The most recent releases landed on September 29, 2026 and October 11, 2026 respectively.
| Parameter | CalcificAID | Echolism |
|---|---|---|
| Price | Free | Free |
| Rating | 5.0 (4 ratings) — better | 4.5 (8 ratings) |
| Positive reviews | 100.0% of reviews — better | 0.0% of reviews |
| Number of ratings | 4 | 8 — better |
| Update frequency | Every 37 months | Monthly — better |
| Ads | Yes | No — better |
| In-app purchases | No — better | Yes |
| Monetization | Ad-supported — better | Free with in-app purchases |
| Devices | iPhone, iPad, iPod — better | iPhone |
| Requires iOS | 13.0 — better | 16.4 |
| Further details — not scored | ||
| Size | 57 MB | 154 MB |
| Age rating | 12+ | 17+ |
| Developer | Icahn School of Medicine at Mount Sinai | SchallFIT OG |
Customer experience
CalcificAID
Echolism
In-app purchases
CalcificAID
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
