# ECG Challenge vs ECG / EKG Explained Clearly

The clearest difference is review sentiment: ECG Challenge at 100% against ECG / EKG Explained Clearly's 50%. ECG Challenge also leads on in-app purchases (none vs 1) and rating (5.0 vs 4.7). ECG / EKG Explained Clearly's advantage is price (Free vs $5.99) and update cadence (monthly vs every 11 months). On ads and device support there is nothing between them.

ECG / EKG Explained Clearly is free to download; ECG Challenge costs $5.99 up front. ECG / EKG Explained Clearly sells 1 one-off in-app purchase. ECG Challenge asks for nothing beyond the download.

ECG Challenge holds the better App Store score, 5.0 against 4.7. That said, the two scores are not equally well evidenced: ECG / EKG Explained Clearly has 6 ratings behind it against 1, so its average is the more settled of the two. Written reviews point the same way: 100% of ECG Challenge's written reviews are positive against 50% of ECG / EKG Explained Clearly's.

ECG Challenge ships an update every 11 months, ECG / EKG Explained Clearly monthly. The most recent releases landed on October 22, 2026 and October 12, 2026 respectively.

## The numbers

| Metric | ECG Challenge | ECG / EKG Explained Clearly |
| --- | --- | --- |
| Price | $5.99 | **Free** |
| Rating | **[5.0 (1 ratings)](https://appshunter.io/ios/app/ecg-challenge/id541319389/reviews)** | [4.7 (6 ratings)](https://appshunter.io/ios/app/ecg-ekg-explained-clearly/id1546551349/reviews) |
| Number of ratings | 1 | **6** |
| Positive reviews | **100.0% of reviews** | 50.0% of reviews |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | Every 11 months | **Monthly** |
| Monetization | Paid | **Free** |
| Best chart rank | **#45** | #198 |
| Size | 51 MB | 19 MB |
| Requires iOS | 17.6 | **13.0** |
| Devices | iPhone, iPad | iPhone, iPod |
| Age rating | 17+ | 17+ |
| Developer | [Limmer Creative](https://appshunter.io/developer/387423724) | [MedCram](https://appshunter.io/developer/1546551351) |

## What reviewers say

### ECG Challenge

[App page](https://appshunter.io/ios/app/ecg-challenge/id541319389)

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

This app offers over 150 real-world ECG strips for medical professionals and students to practice and improve their interpretation skills. It provides detailed rationales and personalized study options to build confidence and enhance patient care.

**Highlights:** 150+ real-world ECG strips, Detailed rationales, Personalized study options, Progress tracking, Clinically obtained ECGs

**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)

**Currently charting:** #198 Top Grossing · Medical (US App Store)

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 ECG Challenge free?

ECG Challenge costs $5.99, 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, ECG Challenge or ECG / EKG Explained Clearly?

ECG Challenge is rated higher. ECG Challenge averages 5.0 out of 5 from 1 ratings, while ECG / EKG Explained Clearly averages 4.7 from 6 ratings.

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

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

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

ECG Challenge ships an update every 11 months, and ECG / EKG Explained Clearly monthly. Most recently, ECG Challenge was updated on October 22, 2026 and ECG / EKG Explained Clearly on October 12, 2026.

### Which is more popular, ECG Challenge or ECG / EKG Explained Clearly?

ECG Challenge currently peaks at #45 in the App Store charts, and ECG / EKG Explained Clearly at #198. Chart position reflects recent download velocity rather than total install base.

---

*Compared by [AppsHunter](https://appshunter.io/) from daily US App Store data. Review summaries are generated from verbatim App Store reviews.*