# EchoRef

> Ultrasonography Reference

Canonical page: [https://chrome-stats.com/d/id1434016053](https://chrome-stats.com/d/id1434016053)

## Overview

- **ID:** `id1434016053`
- **Platform:** Apple
- **Type:** Apple app
- **Status:** Available
- **Publisher:** Rishi Kumar
- **Category:** Medical
- **Rating:** 4.90 / 5 (1,378 ratings)
- **Version:** 6.1
- **Last updated:** 2026-08-10
- **First published:** 2018-09-11
- **Size:** 105 MB
- **Data as of:** 2026-09-23
- **Store listing:** [Apple App Store](https://apps.apple.com/us/app/echoref/id1434016053)
- **Website:** [https://rkref.app/echo-ref/](https://rkref.app/echo-ref/)
- **Privacy policy:** [https://rkref.app/privacy-policy/](https://rkref.app/privacy-policy/)

## Description

EchoRef is a free iOS ultrasonography educational reference covering point-of-care ultrasound (POCUS), transthoracic echocardiography (TTE), and transesophageal echocardiography (TEE). It also provides cardiac dimensions, native/prosthetic valve measurements, hemodynamic calculations, and practical lessons spanning interventional procedures to mechanical circulatory support.

This app is intended for educational and informational purposes only and is not a substitute for professional medical advice, diagnosis, or treatment. Always consult a qualified healthcare provider with any medical questions. About the author: Rishi Kumar, MD, FACC (RK.MD), an adult cardiothoracic anesthesiologist and cardiovascular ICU intensivist, dedicated to free, open-access medical education. Learn more at rk.md.

## Rankings

- #46,759 — Overall

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Source: [Chrome-Stats](https://chrome-stats.com/d/id1434016053)