# NK Dimensions AR vs ECG / EKG Explained Clearly

The clearest difference is in-app purchases: NK Dimensions AR at none against ECG / EKG Explained Clearly's 1. NK Dimensions AR also leads on rating (5.0 vs 4.7) and update cadence (weekly vs monthly). On price, ratings volume, ads and monetization model there is nothing between them.

Both are free to download. ECG / EKG Explained Clearly sells 1 one-off in-app purchase. NK Dimensions AR asks for nothing beyond the download.

NK Dimensions AR holds the better App Store score, 5.0 against 4.7. Both are backed by a comparable volume of ratings — 3 and 6 respectively.

NK Dimensions AR ships an update weekly, ECG / EKG Explained Clearly monthly. The most recent releases landed on October 21, 2026 and October 24, 2026 respectively.

## The numbers

| Metric | NK Dimensions AR | ECG / EKG Explained Clearly |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[5.0 (3 ratings)](https://appshunter.io/ios/app/nk-dimensions-ar/id1463051986/reviews)** | [4.7 (6 ratings)](https://appshunter.io/ios/app/ecg-ekg-explained-clearly/id1546551349/reviews) |
| Number of ratings | 3 | **6** |
| Positive reviews | — | 50.0% of reviews |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | **Weekly** | Monthly |
| Monetization | Free | Free |
| Size | 212 MB | 19 MB |
| Requires iOS | **9.0** | 13.0 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPod |
| Age rating | 12+ | 17+ |
| Developer | [Nihon Kohden America, Inc.](https://appshunter.io/developer/1146663859) | [MedCram](https://appshunter.io/developer/1546551351) |

## What reviewers say

### NK Dimensions AR

[App page](https://appshunter.io/ios/app/nk-dimensions-ar/id1463051986)

Learn proper electrode placement for 3 and 6 lead sets. This app also educates clinicians on identifying and understanding common cardiac arrhythmias. Requires physical posters to use.

**Highlights:** Electrode placement learning, 3 and 6 lead set guidance, Cardiac arrhythmia identification, Clinical education tool, Augmented reality visualization

**Features:** macOS Compatibility

**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 NK Dimensions AR free?

NK Dimensions AR is free to download, 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, NK Dimensions AR or ECG / EKG Explained Clearly?

NK Dimensions AR is rated higher. NK Dimensions AR averages 5.0 out of 5 from 3 ratings, while ECG / EKG Explained Clearly averages 4.7 from 6 ratings.

### Do NK Dimensions AR or ECG / EKG Explained Clearly have ads?

Neither NK Dimensions AR nor ECG / EKG Explained Clearly shows ads.

### Which is updated more often, NK Dimensions AR or ECG / EKG Explained Clearly?

NK Dimensions AR ships an update weekly, and ECG / EKG Explained Clearly monthly. Most recently, NK Dimensions AR was updated on October 21, 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.*