# EchoRef vs EMUltrasound

The clearest difference is price: EchoRef at Free against EMUltrasound's $9.99. EchoRef also leads on update cadence (every 2 months vs every 48 months) and ratings volume (1.4K vs 1). EMUltrasound's advantage is iOS requirement (12.4 vs 26.0). On rating, ads, in-app purchases and device support there is nothing between them.

EchoRef is free to download; EMUltrasound costs $9.99 up front. 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 EchoRef against 5.0 for EMUltrasound. That said, the two scores are not equally well evidenced: EchoRef has 1.4K ratings behind it against 1, so its average is the more settled of the two.

EchoRef ships an update every 2 months, EMUltrasound every 48 months. The most recent releases landed on November 2, 2026 and November 3, 2026 respectively.

## The numbers

| Metric | EchoRef | EMUltrasound |
| --- | --- | --- |
| Price | **Free** | $9.99 |
| Rating | [4.9 (1.4K ratings)](https://appshunter.io/ios/app/echoref/id1434016053/reviews) | **[5.0 (1 ratings)](https://appshunter.io/ios/app/emultrasound/id1502423358/reviews)** |
| Number of ratings | **1.4K** | 1 |
| Positive reviews | 100.0% of reviews | — |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | **Every 2 months** | Every 48 months |
| Monetization | **Free** | Paid |
| Size | 104 MB | 18 MB |
| Requires iOS | 26.0 | **12.4** |
| Devices | iPhone, iPad | iPhone, iPod |
| Age rating | 17+ | 17+ |
| Developer | [Rishi Kumar](https://appshunter.io/developer/1434016052) | [EM Edy, LLC](https://appshunter.io/developer/1502423357) |

## What reviewers say

### EchoRef

[App page](https://appshunter.io/ios/app/echoref/id1434016053)

This educational reference app provides comprehensive information on point-of-care ultrasound (POCUS), echocardiography, and cardiac measurements. It includes lessons on interventional procedures and hemodynamic calculations for medical professionals.

**Highlights:** Point-of-care ultrasound (POCUS), Transthoracic echocardiography (TTE), Transesophageal echocardiography (TEE), Cardiac dimensions and valve measurements, Hemodynamic and ultrasound calculations, Interventional procedure lessons

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

**In-app purchases:** none


### EMUltrasound

[App page](https://appshunter.io/ios/app/emultrasound/id1502423358)

Learn essential emergency ultrasound techniques step-by-step. This app guides you through performing exams like FAST, cardiac, and aortic ultrasounds, offering probe placement tips and comparing normal to abnormal images for a comprehensive understanding.

**Highlights:** Step-by-step FAST exam guidance, Cardiac, Aortic, and Renal ultrasound training, Proper probe placement instructions, Tips and tricks for clear views, Normal vs. abnormal image comparison

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

**In-app purchases:** none


## Frequently asked questions

### Is EchoRef free?

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

### Is EMUltrasound free?

EMUltrasound costs $9.99, with no in-app purchases.

### Which has better reviews, EchoRef or EMUltrasound?

EMUltrasound is rated higher. EchoRef averages 4.9 out of 5 from 1.4K ratings, while EMUltrasound averages 5.0 from 1 ratings.

### Do EchoRef or EMUltrasound have ads?

Neither EchoRef nor EMUltrasound shows ads.

### Which is updated more often, EchoRef or EMUltrasound?

EchoRef ships an update every 2 months, and EMUltrasound every 48 months. Most recently, EchoRef was updated on November 2, 2026 and EMUltrasound on November 3, 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.*