# ECG Books vs ECG Corner

The clearest difference is in-app purchases: ECG Corner at none against ECG Books's 10. ECG Corner also leads on rating (5.0 vs 4.7) and review sentiment (100% vs 91%). ECG Books's advantage is ratings volume (159 vs 5) and update cadence (monthly vs every 3 months). On price, ads and device support there is nothing between them.

Both are free to download. ECG Books sells 10 one-off in-app purchases. ECG Corner asks for nothing beyond the download.

ECG Corner holds the better App Store score, 5.0 against 4.7. That said, the two scores are not equally well evidenced: ECG Books has 159 ratings behind it against 5, so its average is the more settled of the two. Written reviews point the same way: 91% of ECG Books's written reviews are positive against 100% of ECG Corner's.

ECG Books ships an update monthly, ECG Corner every 3 months. The most recent releases landed on October 29, 2026 and October 16, 2026 respectively.

## The numbers

| Metric | ECG Books | ECG Corner |
| --- | --- | --- |
| Price | Free | Free |
| Rating | [4.7 (159 ratings)](https://appshunter.io/ios/app/ecg-books/id739003604/reviews) | **[5.0 (5 ratings)](https://appshunter.io/ios/app/ecg-corner/id1565554843/reviews)** |
| Number of ratings | **159** | 5 |
| Positive reviews | 90.9% of reviews | **100.0% of reviews** |
| In-app purchases | Yes | **No** |
| Ads | No | No |
| Update frequency | **Monthly** | Every 3 months |
| Monetization | Free with in-app purchases | **Free** |
| Size | 44 MB | 56 MB |
| Requires iOS | **10.0** | 12.0 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 12+ | 12+ |
| Developer | [WMS, Inc](https://appshunter.io/developer/471623357) | [Ying Chi Yang](https://appshunter.io/developer/1565554845) |

## What reviewers say

### ECG Books

[App page](https://appshunter.io/ios/app/ecg-books/id739003604)

Access a vast library of real-world ECG recordings demonstrating various cardiac abnormalities. Learn to interpret ECG findings with concise explanations and detailed case studies. Practice with over 1000 abnormal ECG cases in movie or report modes.

**Highlights:** View real-time ECG recordings, Concise explanations of abnormalities, 1000+ abnormal ECG cases, Movie mode with heartbeat sounds, Report mode for measurement and sharing, Detailed information on causes, diagnosis, and treatment

**Features:** Vision Pro support

**In-app purchases (10)**

| Purchase | Price | Billing |
| --- | --- | --- |
| AF With RVR Book | $0.99 | one-time |
| Atrial Flutter Book | $1.99 | one-time |
| Long QT Prolongation Book | $1.99 | one-time |
| Pace Maker Book | $1.99 | one-time |
| First-degree Atrioventricular Book | $1.99 | one-time |
| II Degree AV Block Book | $1.99 | one-time |
| ST Elevation Book | $1.99 | one-time |
| Pulmonary Heart Disease Book | $2.99 | one-time |
| VT Book | $2.99 | one-time |
| ECG BOOKS PRO BUNDLE | $9.99 | one-time |

**What reviewers like**

- 👍 Detailed ECG explanations
- 🚀 Comprehensive ECG library
- 🤓 Helpful for learning and refreshing ECG knowledge
- 💡 Live ECG rhythm demonstrations
- 🎓 Great resource for medical/nursing students

**What reviewers complain about**

- 🐛 Occasional crashes or compatibility issues
- 💰 Paid version required to unlock full content
- 🔍 Could use more in-depth explanations for beginners
- 🤔 Some typos or minor issues in descriptions

**Reported bugs**

- Login/sync issues between devices
- Compatibility problems with newer iOS versions

**Requested features**

- Add more ECG cases and examples
- Include a quiz or practice mode
- Improve font size and readability
- Introduce a free trial or more sample content


### ECG Corner

[App page](https://appshunter.io/ios/app/ecg-corner/id1565554843)

This app provides a vast library of ECG cases for medical professionals and students. It features cases categorized by difficulty and includes diagnoses, rationales, and references to aid learning.

**Highlights:** Comprehensive ECG case collection, Cases segmented by proficiency level, Question, diagnosis, and rationale format, Hyperlinked references and supplementary materials, Content reviewed by board-certified specialists

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is ECG Books free?

ECG Books is free to download, with in-app purchases available.

### Is ECG Corner free?

ECG Corner is free to download, with no in-app purchases.

### Which has better reviews, ECG Books or ECG Corner?

ECG Corner is rated higher. ECG Books averages 4.7 out of 5 from 159 ratings, while ECG Corner averages 5.0 from 5 ratings.

### Do ECG Books or ECG Corner have ads?

Neither ECG Books nor ECG Corner shows ads.

### Which is updated more often, ECG Books or ECG Corner?

ECG Books ships an update monthly, and ECG Corner every 3 months. Most recently, ECG Books was updated on October 29, 2026 and ECG Corner on October 16, 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.*