# ECHO On vs EBMRef

The clearest difference is update cadence: ECHO On at weekly against EBMRef's every 3 weeks. ECHO On also leads on iOS requirement (15.6 vs 26.0). On price, rating, review sentiment and ratings volume there is nothing between them.

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 — 4.9 for ECHO On against 5.0 for EBMRef. Both are backed by a comparable volume of ratings — 14 and 21 respectively. Written reviews split almost evenly too, at 100% and 100% positive.

ECHO On ships an update weekly, EBMRef every 3 weeks. The most recent releases landed on September 10, 2026 and September 23, 2026 respectively.

## The numbers

| Metric | ECHO On | EBMRef |
| --- | --- | --- |
| Price | Free | Free |
| Rating | [4.9 (14 ratings)](https://appshunter.io/ios/app/echo-on/id1519707786/reviews) | **[5.0 (21 ratings)](https://appshunter.io/ios/app/ebmref/id6751447390/reviews)** |
| Number of ratings | 14 | **21** |
| Positive reviews | 100.0% of reviews | 100.0% of reviews |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | **Weekly** | Every 3 weeks |
| Monetization | Free | Free |
| Size | 414 MB | 8 MB |
| Requires iOS | **15.6** | 26.0 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPad |
| Age rating | 12+ | 17+ |
| Developer | [Robert Arrigo](https://appshunter.io/developer/1519707788) | [Rishi Kumar](https://appshunter.io/developer/1434016052) |

## What reviewers say

### 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


### EBMRef

[App page](https://appshunter.io/ios/app/ebmref/id6751447390)

Access summaries of landmark medical research across specialties. Quickly find key trial details like interventions, outcomes, and clinical relevance for bedside reference. Intended for educational use, it's a supplement to, not a replacement for, professional medical advice.

**Highlights:** Landmark research summaries, Organized by medical specialty, Key trial details (name, year, interventions, outcomes), Clinical relevance distilled, Quick bedside access, Educational and informational

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

**In-app purchases:** none


## Frequently asked questions

### Is ECHO On free?

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

### Is EBMRef free?

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

### Which has better reviews, ECHO On or EBMRef?

EBMRef is rated higher. ECHO On averages 4.9 out of 5 from 14 ratings, while EBMRef averages 5.0 from 21 ratings.

### Do ECHO On or EBMRef have ads?

Neither ECHO On nor EBMRef shows ads.

### Which is updated more often, ECHO On or EBMRef?

ECHO On ships an update weekly, and EBMRef every 3 weeks. Most recently, ECHO On was updated on September 10, 2026 and EBMRef on September 23, 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.*