EchoRef vs TE Air
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
EchoRef
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.
- Point-of-care ultrasound (POCUS)
- Transthoracic echocardiography (TTE)
- Transesophageal echocardiography (TEE)
- Cardiac dimensions and valve measurements
- Hemodynamic and ultrasound calculations
- Interventional procedure lessons
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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
TE Air
This medical app pairs with specialized transducers to provide high-quality ultrasound scanning. It offers various scanning modes, presets, and an intuitive interface for efficient patient care and diagnosis. Seamless data management and system interconnectivity support clinical workflows.
- High-quality ultrasound scanning
- Wireless transducer connectivity
- Various scanning modes and presets
- Intuitive user interface
- Inbuilt data management
- Seamless clinical workflow integration
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The TE Air application is designed to pair with TE Air series transducers for high quality ultrasound scanning. By combining premium capabilities with a wireless experience, efficient connectivity, high mobility and a robust design for unpredictable environments, the TE Air helps to take care of your patients with confidence and efficiency in unprecedented ways. Features of the TE Air App: 1. Various scanning modes and dedicated presets for different scenarios 2. Intuitive user interface supports ease-of-use 3. Inbuilt data management solution 4. Seamless interconnectivity with information system to complete clinical workflow Features of the TE Air transducer: 1. Wireless scanning 2. Small size, light weight 3. Waterproof and dustproof design The purpose of this system is to provide physicians with data for clinical diagnosis. The physician is responsible for the results of diagnostic procedures. TE Air shall not be liable for the results of diagnostic procedures.The images displayed in this system are only reference for diagnosis. TE Air is not responsible for the correctness of diagnostic results. The TE Air application has only been approved for use on humans in the following regions: America, European Union,Canada,Australia, Japan, TE Air application can also be used in regions that do not require medical device market clearance.
Screenshots
Verdict
EchoRef and TE Air both sit at 4.9 stars, but that hides the real split: 100% of EchoRef's written reviews are positive against 67% of TE Air's. EchoRef also leads on ratings volume (1.4K vs 8). TE Air's advantage is iOS requirement (13.0 vs 26.0). On price, rating, update cadence and ads there is nothing between them.
Scored on Price · Rating · Positive reviews · Number of ratings · Update frequency · Ads · In-app purchases · Monetization · Best chart rank · Devices · Requires iOS
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 EchoRef against 4.8 for TE Air. That said, the two scores are not equally well evidenced: EchoRef has 1.4K ratings behind it against 8, so its average is the more settled of the two. Written reviews are what separate them: 100% of EchoRef's written reviews are positive against 67% of TE Air's.
Both ship on a similar rhythm, roughly every 2 months. The most recent releases landed on October 15, 2026 and October 13, 2026 respectively.
| Parameter | EchoRef | TE Air |
|---|---|---|
| Price | Free | Free |
| Rating | 4.9 (1.4K ratings) — better | 4.8 (8 ratings) |
| Positive reviews | 100.0% of reviews — better | 66.7% of reviews |
| Number of ratings | 1.4K — better | 8 |
| Update frequency | Every 2 months | Every 2 months |
| Ads | No | No |
| In-app purchases | No | No |
| Monetization | Free | Free |
| Devices | iPhone, iPad | iPhone, iPad, iPod — better |
| Requires iOS | 26.0 | 13.0 — better |
| Further details — not scored | ||
| Size | 105 MB | 1.3 GB |
| Age rating | 17+ | 17+ |
| Developer | Rishi Kumar | SHENZHEN MINDRAY BIO-MEDICAL ELECTRONICS CO., LTD |
Customer experience
EchoRef
TE Air
In-app purchases
EchoRef
No in-app purchases
TE Air
No in-app purchases
