# ECGsource vs EchoLab

The clearest difference is price: ECGsource at $0.99 against EchoLab's $4.99. ECGsource also leads on chart position (#45 vs unranked) and iOS requirement (9.0 vs 18.0). EchoLab's advantage is review sentiment (75% vs 67%). On update cadence, ads, in-app purchases and monetization model there is nothing between them.

ECGsource costs $0.99 and EchoLab $4.99 up front. Neither carries in-app purchases, so what you see is what you pay.

Both ship on a similar rhythm, roughly every 4 months. The most recent releases landed on September 21, 2026 and September 22, 2026 respectively.

## The numbers

| Metric | ECGsource | EchoLab |
| --- | --- | --- |
| Price | **$0.99** | $4.99 |
| Rating | **[3.0 (8 ratings)](https://appshunter.io/ios/app/ecgsource/id377139093/reviews)** | — |
| Number of ratings | **8** | — |
| Positive reviews | 66.7% of reviews | **75.0% of reviews** |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 4 months | Every 4 months |
| Monetization | Paid | Paid |
| Best chart rank | **#45** | — |
| Size | 349 MB | 46 MB |
| Requires iOS | **9.0** | 18.0 |
| Devices | **iPhone, iPad, iPod** | iPhone, Apple Watch |
| Age rating | 12+ | 17+ |
| Developer | [ECGsource LLC](https://appshunter.io/developer/377139096) | [Medical Appware, LLC](https://appshunter.io/developer/427460808) |

## What reviewers say

### ECGsource

[App page](https://appshunter.io/ios/app/ecgsource/id377139093)

**Currently charting:** #45 Top Paid · Medical (US App Store)

This medical education app provides a searchable reference for ECG diagnoses and criteria, sample ECG images, and video tutorials. It's designed for medical students and professionals to aid in electrocardiogram interpretation and board review.

**Highlights:** Searchable ECG diagnoses and criteria, High-resolution sample ECG images, ECG quiz (demo), Video tutorials for beginners, Board review preparation

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

**In-app purchases:** none


### EchoLab

[App page](https://appshunter.io/ios/app/echolab/id427460805)

This app provides a comprehensive framework for teaching and performing quantitative echocardiography. It offers a wide array of calculations, graphical displays of equations, and integrates current guidelines for a cohesive overview of cardiac ultrasound analysis. A companion Apple Watch app is also included for on-the-go reference.

**Highlights:** Quantitative echocardiography calculations, Integration of ASE/EACVI guidelines, Analytic Engine for synthesized results, Companion Apple Watch app, Graphical display of equations, Medical literature references with hyperlinks, Wide array of echocardiographic calculations

**Features:** macOS Compatibility, Apple Watch app, Vision Pro support

**In-app purchases:** none


## Frequently asked questions

### Is ECGsource free?

ECGsource costs $0.99, with no in-app purchases.

### Is EchoLab free?

EchoLab costs $4.99, with no in-app purchases.

### Do ECGsource or EchoLab have ads?

Neither ECGsource nor EchoLab shows ads.

### Which is updated more often, ECGsource or EchoLab?

ECGsource ships an update every 4 months, and EchoLab every 4 months. Most recently, ECGsource was updated on September 21, 2026 and EchoLab on September 22, 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.*