# EKG DDX vs ECG / EKG Explained Clearly

The clearest difference is price: ECG / EKG Explained Clearly at Free against EKG DDX's $1.99. ECG / EKG Explained Clearly also leads on update cadence (monthly vs every 10 months). EKG DDX's advantage is in-app purchases (none vs 1) and chart position (#153 vs unranked). On rating, review sentiment, ads and device support there is nothing between them.

ECG / EKG Explained Clearly is free to download; EKG DDX costs $1.99 up front. ECG / EKG Explained Clearly sells 1 one-off in-app purchase. EKG DDX asks for nothing beyond the download.

EKG DDX holds the better App Store score, 4.9 against 4.7. Both are backed by a comparable volume of ratings — 27 and 6 respectively. Written reviews split almost evenly too, at 50% and 50% positive.

EKG DDX ships an update every 10 months, ECG / EKG Explained Clearly monthly. The most recent releases landed on October 25, 2026 and October 24, 2026 respectively.

## The numbers

| Metric | EKG DDX | ECG / EKG Explained Clearly |
| --- | --- | --- |
| Price | $1.99 | **Free** |
| Rating | **[4.9 (27 ratings)](https://appshunter.io/ios/app/ekg-ddx/id1483542588/reviews)** | [4.7 (6 ratings)](https://appshunter.io/ios/app/ecg-ekg-explained-clearly/id1546551349/reviews) |
| Number of ratings | **27** | 6 |
| Positive reviews | 50.0% of reviews | 50.0% of reviews |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | Every 10 months | **Monthly** |
| Monetization | Paid | **Free** |
| Best chart rank | **#153** | — |
| Size | 82 MB | 19 MB |
| Requires iOS | **10.0** | 13.0 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPod |
| Age rating | 17+ | 17+ |
| Developer | [Craig Hricz](https://appshunter.io/developer/1483542587) | [MedCram](https://appshunter.io/developer/1546551351) |

## What reviewers say

### EKG DDX

[App page](https://appshunter.io/ios/app/ekg-ddx/id1483542588)

**Currently charting:** #153 Top Paid · Medical (US App Store)

This app guides users through methodical EKG interpretation, aiding both novices and experienced professionals. It provides example images of abnormal findings and generates potential differential diagnoses based on user input. A basic understanding of EKGs is required to use this offline resource.

**Highlights:** Methodical EKG assessment approach, Example images of abnormal findings, Differential diagnosis generation, Offline functionality, Suitable for novices and seasoned users

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

**In-app purchases:** none


### ECG / EKG Explained Clearly

[App page](https://appshunter.io/ios/app/ecg-ekg-explained-clearly/id1546551349)

Learn a systematic approach to interpreting ECGs with concise videos, quizzes, and practice examples. This course is designed for healthcare professionals and students seeking to master cardiac physiology and EKG analysis.

**Highlights:** Systematic EKG interpretation approach, Understanding of heart's electrical activity, Illustrations of abnormal EKG findings, Hands-on practice with 11 blank EKGs, Reinforcement of cardiac physiology, 10 CME credits included

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

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Full ECG Course Access | $109.99 | one-time |


## Frequently asked questions

### Is EKG DDX free?

EKG DDX costs $1.99, with no in-app purchases.

### Is ECG / EKG Explained Clearly free?

ECG / EKG Explained Clearly is free to download, with in-app purchases available.

### Which has better reviews, EKG DDX or ECG / EKG Explained Clearly?

EKG DDX is rated higher. EKG DDX averages 4.9 out of 5 from 27 ratings, while ECG / EKG Explained Clearly averages 4.7 from 6 ratings.

### Do EKG DDX or ECG / EKG Explained Clearly have ads?

Neither EKG DDX nor ECG / EKG Explained Clearly shows ads.

### Which is updated more often, EKG DDX or ECG / EKG Explained Clearly?

EKG DDX ships an update every 10 months, and ECG / EKG Explained Clearly monthly. Most recently, EKG DDX was updated on October 25, 2026 and ECG / EKG Explained Clearly on October 24, 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.*