# ECG Guide vs QuickEM

The clearest difference is rating: QuickEM at 4.6 against ECG Guide's 3.6. QuickEM also leads on review sentiment (91% vs 76%). ECG Guide's advantage is price ($0.99 vs $9.99) and in-app purchases (none vs 1). On ratings volume, update cadence, ads and monetization model there is nothing between them.

ECG Guide costs $0.99 and QuickEM $9.99 up front. QuickEM sells 1 one-off in-app purchase. ECG Guide asks for nothing beyond the download.

QuickEM holds the better App Store score, 4.6 against 3.6. Both are backed by a comparable volume of ratings — 8 and 10 respectively. Written reviews point the same way: 76% of ECG Guide's written reviews are positive against 91% of QuickEM's.

Both ship on a similar rhythm, roughly every 2 months. Both last shipped on September 22, 2026.

## The numbers

| Metric | ECG Guide | QuickEM |
| --- | --- | --- |
| Price | **$0.99** | $9.99 |
| Rating | [3.6 (8 ratings)](https://appshunter.io/ios/app/ecg-guide/id301027070/reviews) | **[4.6 (10 ratings)](https://appshunter.io/ios/app/quickem/id930734530/reviews)** |
| Number of ratings | 8 | **10** |
| Positive reviews | 75.8% of reviews | **90.9% of reviews** |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | Every 2 months | Every 2 months |
| Monetization | Paid | Paid |
| Best chart rank | **#66** | #74 |
| Size | 26 MB | 78 MB |
| Requires iOS | **11.0** | 15.6 |
| Devices | iPhone, iPod | **iPhone, iPad, iPod** |
| Age rating | 17+ | 17+ |
| Developer | [WebMD](https://appshunter.io/developer/295076332) | [Dirkes Medical, PLLC](https://appshunter.io/developer/1668683062) |

## What reviewers say

### ECG Guide

[App page](https://appshunter.io/ios/app/ecg-guide/id301027070)

**Currently charting:** #66 Top Paid · Medical (US App Store)

This comprehensive reference app provides over 200 high-quality ECG examples and in-depth explanations for medical professionals and students. It offers stepwise interpretation assistance, a large library of common and complex findings, and quiz questions to test knowledge.

**Highlights:** Over 200 high-resolution sample ECGs, In-depth reference text on ECG interpretation, Stepwise ECG Interpreter assistance, Over 100 multiple-choice quiz questions, Rapid Reference section for quick interpretation, Clear descriptions of arrhythmias and findings, Pediatric values included

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

**In-app purchases:** none

**What reviewers like**

- 📚 Comprehensive ECG reference material and content
- 👍 Excellent for medical professionals (doctors, nurses, paramedics, residents)
- 🎯 Well-organized and easy-to-navigate interface
- 📊 Large library of high-quality sample ECG strips
- 🧠 Helpful quiz feature for testing knowledge

**What reviewers complain about**

- ❌ Not suitable for general public/non-medical users
- 🎨 Outdated UI design and appearance
- 📱 Poor iPad compatibility
- 🔐 Requires email registration after purchase
- 💸 Separate purchase required for iPad version

**Reported bugs**

- App crashes at startup
- Incompatible with iOS 4 (fixed in later updates)
- Incompatible with iOS 11 (64-bit update needed)
- UI appears blown-up and blurry on iPhone 6+
- Cannot exit ECG view when rotated sideways

**Requested features**

- iPad support and optimization
- Highlight or circle abnormalities on ECG images
- Search functionality for finding specific content
- Customizable quiz difficulty levels
- ACLS algorithms integration


### QuickEM

[App page](https://appshunter.io/ios/app/quickem/id930734530)

**Currently charting:** #74 Top Paid · Medical (US App Store)

This emergency medicine reference app provides clinicians with instant access to critical information, including differentials, treatments, and validated medical calculators. It's designed for rapid lookup of ED-specific care, organized by chief complaints and clinical categories, and works completely offline.

**Highlights:** 80+ chief complaint topics, 90+ medical calculators, Offline access, No login or ads, Adult and pediatric coverage, Evidence-based content, Customizable favorites

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

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Premium Features | $2.99 | one-time |


## Frequently asked questions

### Is ECG Guide free?

ECG Guide costs $0.99, with no in-app purchases.

### Is QuickEM free?

QuickEM costs $9.99, and also offers in-app purchases.

### Which has better reviews, ECG Guide or QuickEM?

QuickEM is rated higher. ECG Guide averages 3.6 out of 5 from 8 ratings, while QuickEM averages 4.6 from 10 ratings.

### Do ECG Guide or QuickEM have ads?

Neither ECG Guide nor QuickEM shows ads.

### Which is updated more often, ECG Guide or QuickEM?

ECG Guide ships an update every 2 months, and QuickEM every 2 months. Most recently, ECG Guide was updated on September 22, 2026 and QuickEM on September 22, 2026.

### Which is more popular, ECG Guide or QuickEM?

ECG Guide currently peaks at #66 in the App Store charts, and QuickEM at #74. Chart position reflects recent download velocity rather than total install base.

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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.*