ASE TTE vs ECHO On
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
ASE TTE
This app provides animated content for learning echocardiographic study techniques. It includes instructional videos and interactive menus to visualize cardiac anatomy and transducer positions for image acquisition.
- Animated echocardiographic content
- Instructional video for lectures
- Nonlinear access to views
- Cardiac anatomy visualization
- Transducer position guidance
- Image acquisition menus
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The ASE TTE iPad App 2.0.1 provides all of the animated content from the American Society of Echocardiography’s DVD entitled "How to Perform a Transthoracic Echocardiographic Study Volume 1: Transducer Position and Anatomy”. Like the DVD, the App includes an instructional video to be used for professional lectures including nonlinear access to views for flexible presentations. The video includes an overview of relevant cardiac anatomy, a step by step presentation of all Transducer Positions, and the sequential transducer movements to acquire standard echo images needed to complete a Transthoracic Echocardiographic Study. The cardiac anatomy section visualizes relationships of the heart, ribs, axis of the heart, planes of the heart and aorta, chambers, valves and annuli, and blood flow through the heart. The transducer position menu allows the user to view the anatomical landmarks and the transducer positions for left parasternal, apical, subcostal, suprasternal and right parasternal image acquisition. The views and imaging menu allows the user to navigate from a particular transducer position menu, such as left parasternal long to specific images acquired within that window, such as PLAX high depth, PLAX low depth, and PLAX Zoom of the Aortic and Mitral Valves. Each animated loop shows a finder image in the upper left that depicts the transducer position, an illustration of the sectional anatomy of the heart on the left, and the echo image with labels on the right.
ECHO On
This medical education app helps users learn Transesophageal Echocardiography with a question bank, cognitive aid, case log, and reference library. It provides guidance on performing and interpreting a standard 28-view exam, including anatomy, function, and Doppler interrogations.
- Transesophageal Echocardiography education
- Enlarging question bank
- Rescue TEE cognitive aid
- Case Log system
- Perioperative Quick Reference library
- Offline echo loops
- Pathology, technique, and normal loop examples
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ECHO On is a free medical education resource for learning Transesophageal Echocardiography including a free, enlarging question bank, a Rescue TEE cognitive aid, a Case Log system for submission to the NBE, and a growing perioperative Quick Reference library with offline echo loops that work even in the OR without internet access, and includes pathology examples, techniques, and normal loops of the heart. ECHO On will walk you through an entire standard 28 view exam teaching you the anatomy, function and Doppler interrogations you should perform at each view, and how to interpret them. ECHO On is and will remain free, and the best way you can contribute is to submit boards-style questions or echo stills and echo loops to help grow the QBank, Quick Reference and Pathology libraries. Disclaimer: This app was written to provide an accessible perioperative tool for residents and fellows learning TEE in the cardiac OR and ICU, and for generalist anesthesiologists looking to refresh their knowledge of TEE. It is not meant for patients to self-diagnose. It is not meant to be a definitive reference. Despite my best efforts, there may be errors or inaccuracies in this app, so please do not use it for medical decision making, as doing so may lead you misdiagnose or seriously harm your patient. If you are not a qualified medical doctor, please see a qualified medical doctor before making any medical decisions, including those based on echocardiograms.
Screenshots
Verdict
The clearest difference is review sentiment: ECHO On at 100% against ASE TTE's 0%. ECHO On also leads on price (Free vs $4.99) and rating (4.9 vs 2.0). ASE TTE's advantage is iOS requirement (12.1 vs 15.6). On 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
ECHO On is free to download; ASE TTE costs $4.99 up front. Neither carries in-app purchases, so what you see is what you pay.
ECHO On holds the better App Store score, 4.9 against 2.0. That said, the two scores are not equally well evidenced: ECHO On has 14 ratings behind it against 2, so its average is the more settled of the two. Written reviews point the same way: 0% of ASE TTE's written reviews are positive against 100% of ECHO On's.
ASE TTE ships an update every 29 months, ECHO On weekly. Both last shipped on October 13, 2026.
| Parameter | ASE TTE | ECHO On |
|---|---|---|
| Price | $4.99 | Free — better |
| Rating | 2.0 (2 ratings) | 4.9 (14 ratings) — better |
| Positive reviews | 0.0% of reviews | 100.0% of reviews — better |
| Number of ratings | 2 | 14 — better |
| Update frequency | Every 29 months | Weekly — better |
| Ads | No | No |
| In-app purchases | No | No |
| Monetization | Paid | Free — better |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Requires iOS | 12.1 — better | 15.6 |
| Further details — not scored | ||
| Size | 749 MB | 414 MB |
| Age rating | 4+ | 12+ |
| Developer | Medmovie, Inc. | Robert Arrigo |
Customer experience
ASE TTE
ECHO On
In-app purchases
ASE TTE
No in-app purchases
ECHO On
No in-app purchases








