Comparison

EchoRef vs ABA Go

Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.

Head to head
About

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.

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
Read full description

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

About

ABA Go

This app consolidates physician portal functions for anesthesiologists, offering exam registration, results viewing, and progress monitoring for board certification. It also provides access to continuing education and medical license management.

Highlights
  • Exam registration and results
  • Certification progress monitoring
  • MOCA Minute question answering
  • Medical license management
  • CME Explorer access
  • Certificate status letter download
Features
Read full description

The ABA Go app brings MOCA Minute® and the full functionality of the ABA physician’s portal together in one, easy-to-use place. ABA Go is part of the seamless technology that powers anesthesiologists’ journey from residency to retirement, and provides all users with a real-time snapshot of their board certification or continuing certification status. In the app, users can: • Register for exams and see their results • Monitor their continuing certification progress and requirements via the dashboard • Answer MOCA Minute questions • Manage their medical licenses and access state-specific requirements • Access lifelong learning opportunities via the new CME Explorer and personalized Knowledge Assessment Report • Download a certificate status letter

Screenshots

EchoRef4 screens
ABA Go3 screens

Verdict

The call

The clearest difference is review sentiment: EchoRef at 100% against ABA Go's 13%. EchoRef also leads on rating (4.9 vs 2.2) and monetization model (free vs free with in-app purchases). On price, update cadence, ads and in-app purchases 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

CostPrice · In-app purchases · Ads · Monetization

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

ReceptionRating · Positive reviews · Number of ratings

EchoRef holds the better App Store score, 4.9 against 2.2. That said, the two scores are not equally well evidenced: EchoRef has 1.4K ratings behind it against 60, 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 13% of ABA Go's.

UpkeepUpdate frequency

EchoRef ships an update every 2 months, ABA Go monthly. The most recent releases landed on October 11, 2026 and October 13, 2026 respectively.

Scorecard4 real differences · 6 level
EchoRef versus ABA Go: the parameters behind the verdict, then further details
ParameterEchoRefABA Go
PriceFreeFree
Rating4.9 (1.4K ratings) — better2.2 (60 ratings)
Positive reviews100.0% of reviews — better13.0% of reviews
Number of ratings1.4K — better60
Update frequencyEvery 2 monthsMonthly — better
AdsNoNo
In-app purchasesNoNo
MonetizationFree — betterFree with in-app purchases
DevicesiPhone, iPadiPhone, iPad
Requires iOS26.026.0
Further details — not scored
Size105 MB40 MB
Age rating17+17+
DeveloperRishi KumarAmerican Board of Anesthesiology

Customer experience

EchoRef

All ratings1,373 ratings
Positive97.2%
Neutral1.4%
Negative1.4%
Written reviews12 reviews
Positive100.0%
Neutral0.0%
Negative0.0%

ABA Go

All ratings60 ratings
Positive26.7%
Neutral3.3%
Negative70.0%
Written reviews23 reviews
Positive13.0%
Neutral4.3%
Negative82.6%

In-app purchases

None

EchoRef

No in-app purchases

None

ABA Go

No in-app purchases

Questions

Is EchoRef free?
EchoRef is free to download, with no in-app purchases.
Is ABA Go free?
ABA Go is free to download, with no in-app purchases.
Which has better reviews, EchoRef or ABA Go?
EchoRef is rated higher. EchoRef averages 4.9 out of 5 from 1.4K ratings, while ABA Go averages 2.2 from 60 ratings.
Do EchoRef or ABA Go have ads?
Neither EchoRef nor ABA Go shows ads.
Which is updated more often, EchoRef or ABA Go?
EchoRef ships an update every 2 months, and ABA Go monthly. Most recently, EchoRef was updated on October 11, 2026 and ABA Go on October 13, 2026.

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