EchoRef
Rishi Kumar Medical iPhoneiPadiPod touch
EchoRef is a free Medical app for iPhone and iPad by Rishi Kumar. Rated 4.9/5 from 1,382 ratings. Requires iOS 26.0. Updated August 10, 2026.
- Rating
- 4.9
- 1.3K ratings
- Price
- Free
- on the App Store
- Size
- 105 MB
- Age 17+
- Updated
- Aug 10
- 2026 · v6.1
Screenshots
About EchoRef
EchoRef is a free iOS ultrasonography educational reference covering point-of-care ultrasound (POCUS), transthoracic echocardiography (TTE), and transesophageal echocardiography (TEE). Additionally, it contains cardiac dimensions, native/prosthetic valve measurements, hemodynamic/ultrasound calculations, and lessons ranging from interventional procedures to mechanical circulatory support. This app is intended for educational and informational purposes only. It is not a substitute for professional medical advice, diagnosis, or treatment. Always seek the guidance of a qualified healthcare provider with any questions you may have regarding a medical condition, and never disregard or delay seeking professional advice because of information provided by this app. About Rishi Kumar, MD, FACC ("RK.MD") I'm an adult cardiothoracic anesthesiologist and cardiovascular ICU intensivist practicing in academic medicine. I'm passionate about teaching with free, open-access medical education. Learn more on my site: https://rk.md
Ratings & reviews
4.9
1.3K ratings
What’s new
Version 6.1 · Updated August 10, 2026
Added: LA Volume by Biplane Area-Length, LV Volume/EF by Biplane Area-Length, Regurgitant Volume/Fraction by Volumetric Doppler, Aortic Size Index, LV Global Longitudinal Strain, RV Free-Wall Strain / 3D RVEF, Pseudo-MAD video Added: Measurement Guides to the calculators Updated: Implemented related-link improvements across the app Updated: Improved performance and search algorithm
App privacy
The developer, Rishi Kumar, reported these privacy practices to Apple.
Data Not Linked to You
The following data, which may be collected but is not linked to your identity, may be used for the following purposes:
- Usage Data: Product Interaction
Used for: Analytics
Alternatives to EchoRef
Looking for apps like EchoRef? Here are 6 similar apps on the App Store. The highest rated is Emergency Manual (5.0/5), and all 6 are free to download.
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EchoGuide by ASE
4.7
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Point of Care Ultrasound
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ECHO On
4.9
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ASRA Coags
1.3
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Emergency Manual
5.0
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ESC Pocket Guidelines
4.8
| App | Rating | Price | Last updated | Compare |
|---|---|---|---|---|
| EchoRef | 4.9 / 5 (1,382 ratings) | Free | August 10, 2026 | |
| EchoGuide by ASE | 4.7 / 5 (41) | Free | Apr 7, 2026 | Compare |
| Point of Care Ultrasound | 4.9 / 5 (70) | Free | Sep 22, 2026 | Compare |
| ECHO On | 4.9 / 5 (15) | Free | May 1, 2026 | Compare |
| ASRA Coags | 1.3 / 5 (412) | Free | Dec 3, 2025 | Compare |
| Emergency Manual | 5.0 / 5 (12) | Free | Jan 28, 2025 | Compare |
| ESC Pocket Guidelines | 4.8 / 5 (841) | Free | Aug 19, 2026 | Compare |
Compare EchoRef with the top alternatives: ratings, updates, ASO score and keyword gaps →