# ASE TTE vs ECHO On

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.

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.

## The numbers

| Metric | ASE TTE | ECHO On |
| --- | --- | --- |
| Price | $4.99 | **Free** |
| Rating | [2.0 (2 ratings)](https://appshunter.io/ios/app/ase-tte/id656925654/reviews) | **[4.9 (14 ratings)](https://appshunter.io/ios/app/echo-on/id1519707786/reviews)** |
| Number of ratings | 2 | **14** |
| Positive reviews | 0.0% of reviews | **100.0% of reviews** |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 29 months | **Weekly** |
| Monetization | Paid | **Free** |
| Size | 749 MB | 414 MB |
| Requires iOS | **12.1** | 15.6 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 12+ |
| Developer | [Medmovie, Inc.](https://appshunter.io/developer/504913913) | [Robert Arrigo](https://appshunter.io/developer/1519707788) |

## What reviewers say

### ASE TTE

[App page](https://appshunter.io/ios/app/ase-tte/id656925654)

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.

**Highlights:** Animated echocardiographic content, Instructional video for lectures, Nonlinear access to views, Cardiac anatomy visualization, Transducer position guidance, Image acquisition menus

**Features:** macOS Compatibility, Vision Pro support

**In-app purchases:** none


### ECHO On

[App page](https://appshunter.io/ios/app/echo-on/id1519707786)

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.

**Highlights:** 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

**Features:** macOS Compatibility, Vision Pro support

**In-app purchases:** none


## Frequently asked questions

### Is ASE TTE free?

ASE TTE costs $4.99, with no in-app purchases.

### Is ECHO On free?

ECHO On is free to download, with no in-app purchases.

### Which has better reviews, ASE TTE or ECHO On?

ECHO On is rated higher. ASE TTE averages 2.0 out of 5 from 2 ratings, while ECHO On averages 4.9 from 14 ratings.

### Do ASE TTE or ECHO On have ads?

Neither ASE TTE nor ECHO On shows ads.

### Which is updated more often, ASE TTE or ECHO On?

ASE TTE ships an update every 29 months, and ECHO On weekly. Most recently, ASE TTE was updated on October 13, 2026 and ECHO On on October 13, 2026.

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*Compared by [AppsHunter](https://appshunter.io/) from daily US App Store data. Review summaries are generated from verbatim App Store reviews.*