# EchoRef vs CardioSmart360

The clearest difference is review sentiment: EchoRef at 100% against CardioSmart360's 0%. EchoRef also leads on rating (4.9 vs 4.0) and ratings volume (1.4K vs 4). CardioSmart360's advantage is iOS requirement (15.0 vs 26.0). On price, ads, in-app purchases and monetization model there is nothing between them.

Both are free to download. Neither carries in-app purchases, so what you see is what you pay.

EchoRef holds the better App Store score, 4.9 against 4.0. That said, the two scores are not equally well evidenced: EchoRef has 1.4K ratings behind it against 4, so its average is the more settled of the two. Written reviews point the same way: 100% of EchoRef's written reviews are positive against 0% of CardioSmart360's.

EchoRef ships an update every 2 months, CardioSmart360 every 9 months. The most recent releases landed on October 25, 2026 and October 17, 2026 respectively.

## The numbers

| Metric | EchoRef | CardioSmart360 |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[4.9 (1.4K ratings)](https://appshunter.io/ios/app/echoref/id1434016053/reviews)** | [4.0 (4 ratings)](https://appshunter.io/ios/app/cardiosmart360/id6670763200/reviews) |
| Number of ratings | **1.4K** | 4 |
| Positive reviews | **100.0% of reviews** | 0.0% of reviews |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | **Every 2 months** | Every 9 months |
| Monetization | Free | Free |
| Size | 104 MB | 27 MB |
| Requires iOS | 26.0 | **15.0** |
| Devices | iPhone, iPad | **iPhone, iPad, iPod** |
| Age rating | 17+ | 17+ |
| Developer | [Rishi Kumar](https://appshunter.io/developer/1434016052) | [American College of Cardiology](https://appshunter.io/developer/502174543) |

## 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


### CardioSmart360

[App page](https://appshunter.io/ios/app/cardiosmart360/id6670763200)

This app provides clinicians and patients with interactive 3D visuals, animations, and custom drawing tools to explain complex cardiovascular conditions and treatments. It aims to enhance point-of-care conversations about heart health.

**Highlights:** 3D heart anatomy visuals, Interactive condition animations, Custom drawing and annotation tools, Searchable video library, Pinch-to-zoom functionality, Point-of-care conversation support

**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 CardioSmart360 free?

CardioSmart360 is free to download, with no in-app purchases.

### Which has better reviews, EchoRef or CardioSmart360?

EchoRef is rated higher. EchoRef averages 4.9 out of 5 from 1.4K ratings, while CardioSmart360 averages 4.0 from 4 ratings.

### Do EchoRef or CardioSmart360 have ads?

Neither EchoRef nor CardioSmart360 shows ads.

### Which is updated more often, EchoRef or CardioSmart360?

EchoRef ships an update every 2 months, and CardioSmart360 every 9 months. Most recently, EchoRef was updated on October 25, 2026 and CardioSmart360 on October 17, 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.*