# ECG EKG Interpretation Mastery vs Madison County EMS Protocols

The clearest difference is in-app purchases: Madison County EMS Protocols at none against ECG EKG Interpretation Mastery's 3. ECG EKG Interpretation Mastery's advantage is update cadence (every 3 weeks vs every 10 months) and chart position (#153 vs unranked). On price, ads, device support and iOS requirement there is nothing between them.

Both are free to download. ECG EKG Interpretation Mastery sells 3 in-app purchases, starting at $9.99 per month. Madison County EMS Protocols asks for nothing beyond the download.

ECG EKG Interpretation Mastery ships an update every 3 weeks, Madison County EMS Protocols every 10 months. The most recent releases landed on November 6, 2026 and September 27, 2026 respectively.

## The numbers

| Metric | ECG EKG Interpretation Mastery | Madison County EMS Protocols |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[4.5 (720 ratings)](https://appshunter.io/ios/app/ecg-ekg-interpretation-mastery/id1143682180/reviews)** | — |
| Number of ratings | **720** | — |
| Positive reviews | 25.0% of reviews | — |
| In-app purchases | Yes | **No** |
| Ads | No | No |
| Update frequency | **Every 3 weeks** | Every 10 months |
| Monetization | Subscription | — |
| Best chart rank | **#153** | — |
| Size | 132 MB | 52 MB |
| Requires iOS | 15.0 | 15.0 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 12+ | 17+ |
| Developer | [Higher Learning Technologies](https://appshunter.io/developer/571804544) | [Acid Remap LLC](https://appshunter.io/developer/323130617) |

## What reviewers say

### ECG EKG Interpretation Mastery

[App page](https://appshunter.io/ios/app/ecg-ekg-interpretation-mastery/id1143682180)

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

Learn to interpret ECGs with this comprehensive app. It offers study materials, practice ECG strips, and essential clinical facts to help you understand abnormal EKGs and master 12-lead interpretations.

**Highlights:** Master ECG interpretation, Comprehensive guides and tips, No more big books, Lead placement diagrams, Dozens of 12-lead ECGs, Practice tools with heart rhythms

**Features:** Apple Wallet, Vision Pro support

**In-app purchases (3)**

| Purchase | Price | Billing |
| --- | --- | --- |
| ECG EKG Mastery - 1 Month | $9.99 | per month |
| ECG EKG Mastery - 3 Months | $29.99 | per 3 months |
| ECG EKG Mastery - 12 Months | $74.99 | per year |

**What reviewers like**

- 📚 Simple, easy-to-understand format
- 🎨 Nice graphics and visual presentation
- 📖 Good reference material for EKG basics
- ✅ Comprehensive coverage from basics to advanced levels

**What reviewers complain about**

- 💰 Expensive subscription model ($9.99-$20/month)
- 🔒 Invasive privacy policy collecting personal data
- ⚠️ Automatic charging after free trial without clear warning
- 📝 Limited content - only ~20 note cards
- ❌ Lacks depth and in-depth explanations

**Reported bugs**

- Quiz feature is broken or inaccessible
- Practice questions advertised but cannot be accessed
- Screen not compatible with iPhone X
- App requires email or Facebook login to use
- Paywall prevents access to advertised content

**Requested features**

- Comprehensive practice questions with explanations
- Actual video lessons or detailed tutorials
- Random 12-lead EKG quiz functionality
- Daily tasks and practice questions
- More extensive examples and case studies


### Madison County EMS Protocols

[App page](https://appshunter.io/ios/app/madison-county-ems-protocols/id1658196382)

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is ECG EKG Interpretation Mastery free?

ECG EKG Interpretation Mastery is free to download, with in-app purchases available.

### Is Madison County EMS Protocols free?

Madison County EMS Protocols is free to download, with no in-app purchases.

### Do ECG EKG Interpretation Mastery or Madison County EMS Protocols have ads?

Neither ECG EKG Interpretation Mastery nor Madison County EMS Protocols shows ads.

### Which is updated more often, ECG EKG Interpretation Mastery or Madison County EMS Protocols?

ECG EKG Interpretation Mastery ships an update every 3 weeks, and Madison County EMS Protocols every 10 months. Most recently, ECG EKG Interpretation Mastery was updated on November 6, 2026 and Madison County EMS Protocols on September 27, 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.*