# ABA Go vs ECHO On

The clearest difference is review sentiment: ECHO On at 100% against ABA Go's 13%. ECHO On also leads on rating (4.9 vs 2.2) and monetization model (free vs free with in-app purchases). ABA Go's advantage is ratings volume (60 vs 14). On price, ads, in-app purchases and device support there is nothing between them.

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

ECHO On holds the better App Store score, 4.9 against 2.2. Both are backed by a comparable volume of ratings — 60 and 14 respectively. Written reviews point the same way: 13% of ABA Go's written reviews are positive against 100% of ECHO On's.

ABA Go ships an update monthly, ECHO On weekly. Both last shipped on October 13, 2026.

## The numbers

| Metric | ABA Go | ECHO On |
| --- | --- | --- |
| Price | Free | Free |
| Rating | [2.2 (60 ratings)](https://appshunter.io/ios/app/aba-go/id1498508871/reviews) | **[4.9 (14 ratings)](https://appshunter.io/ios/app/echo-on/id1519707786/reviews)** |
| Number of ratings | **60** | 14 |
| Positive reviews | 13.0% of reviews | **100.0% of reviews** |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Monthly | **Weekly** |
| Monetization | Free with in-app purchases | **Free** |
| Size | 40 MB | 414 MB |
| Requires iOS | 26.0 | **15.6** |
| Devices | iPhone, iPad | **iPhone, iPad, iPod** |
| Age rating | 17+ | 12+ |
| Developer | [American Board of Anesthesiology](https://appshunter.io/developer/1065512355) | [Robert Arrigo](https://appshunter.io/developer/1519707788) |

## What reviewers say

### ABA Go

[App page](https://appshunter.io/ios/app/aba-go/id1498508871)

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:** macOS Compatibility, Vision Pro support

**In-app purchases:** none


### ECHO On

[App page](https://appshunter.io/ios/app/echo-on/id1519707786)

This medical education app helps users learn Transesophageal Echocardiography with a question bank, cognitive aid, case log, and reference library. It provides guidance on performing and interpreting a standard 28-view exam, including anatomy, function, and Doppler interrogations.

**Highlights:** Transesophageal Echocardiography education, Enlarging question bank, Rescue TEE cognitive aid, Case Log system, Perioperative Quick Reference library, Offline echo loops, Pathology, technique, and normal loop examples

**Features:** macOS Compatibility, Vision Pro support

**In-app purchases:** none


## Frequently asked questions

### Is ABA Go free?

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

### Is ECHO On free?

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

### Which has better reviews, ABA Go or ECHO On?

ECHO On is rated higher. ABA Go averages 2.2 out of 5 from 60 ratings, while ECHO On averages 4.9 from 14 ratings.

### Do ABA Go or ECHO On have ads?

Neither ABA Go nor ECHO On shows ads.

### Which is updated more often, ABA Go or ECHO On?

ABA Go ships an update monthly, and ECHO On weekly. Most recently, ABA Go was updated on October 13, 2026 and ECHO On on October 13, 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.*