# ECG Challenge vs ECG+ | Your Watch ECG Reader

The clearest difference is price: ECG+ | Your Watch ECG Reader at Free against ECG Challenge's $5.99. ECG+ | Your Watch ECG Reader also leads on update cadence (every 9 days vs every 11 months) and ratings volume (2.5K vs 1). ECG Challenge's advantage is rating (5.0 vs 4.5) and review sentiment (100% vs 64%). On ads, device support and iOS requirement there is nothing between them.

ECG+ | Your Watch ECG Reader is free to download; ECG Challenge costs $5.99 up front. ECG+ | Your Watch ECG Reader sells 5 in-app purchases, starting at $9.99 per month. ECG Challenge asks for nothing beyond the download.

ECG Challenge holds the better App Store score, 5.0 against 4.5. That said, the two scores are not equally well evidenced: ECG+ | Your Watch ECG Reader has 2.5K 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 64% of ECG+ | Your Watch ECG Reader's.

ECG Challenge ships an update every 11 months, ECG+ | Your Watch ECG Reader every 9 days. The most recent releases landed on October 24, 2026 and October 25, 2026 respectively.

## The numbers

| Metric | ECG Challenge | ECG+ | Your Watch ECG Reader |
| --- | --- | --- |
| Price | $5.99 | **Free** |
| Rating | **[5.0 (1 ratings)](https://appshunter.io/ios/app/ecg-challenge/id541319389/reviews)** | [4.5 (2.5K ratings)](https://appshunter.io/ios/app/ecg-plus-your-watch-ecg-reader/id1567047859/reviews) |
| Number of ratings | 1 | **2.5K** |
| Positive reviews | **100.0% of reviews** | 64.2% of reviews |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | Every 11 months | **Every 9 days** |
| Monetization | Paid | **Free with in-app purchases** |
| Best chart rank | #95 | **#28** |
| Size | 51 MB | 151 MB |
| Requires iOS | **17.6** | 18.0 |
| Devices | iPhone, iPad | **iPhone, iPad, Apple Watch** |
| Age rating | 17+ | 17+ |
| Developer | [Limmer Creative](https://appshunter.io/developer/387423724) | [Heartworks Pty Ltd](https://appshunter.io/developer/1783326256) |

## What reviewers say

### ECG Challenge

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

**Currently charting:** #95 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+ | Your Watch ECG Reader

[App page](https://appshunter.io/ios/app/ecg-plus-your-watch-ecg-reader/id1567047859)

**Currently charting:** #28 Top Grossing · Medical (US App Store)

This app enhances your Apple Watch ECG recordings by calculating PQRST to reveal your unique heartbeat signature. It also monitors Heart Rate Variability (HRV), an objective measure of physical readiness, and integrates with Apple Health.

**Highlights:** ECG recording analysis, Heart Rate Variability (HRV) tracking, PQRST calculation, Heartbeat signature analysis, Apple Health integration

**Features:** Family Sharing, Apple Watch app, Vision Pro support

**In-app purchases (5)**

| Purchase | Price | Billing |
| --- | --- | --- |
| ECG+ PREMIUM | $9.99 | per month |
| ECG+ PREMIUM | $59.99 | per year |
| ECG+ PREMIUM Family | $79.99 | per year |
| ECG+ PREMIUM (Lifetime) | $199.99 | one-time |
| ECG+ PREMIUM Family (Lifetime) | $299.99 | one-time |

**What reviewers like**

- 🚀 Accurate ECG readings
- 👍 Helpful in monitoring heart health
- 📊 Provides useful insights and data
- 🤖 Impressive algorithms and analysis

**What reviewers complain about**

- 🐛 Inconsistent performance and reliability
- 💰 Expensive subscription model
- 🤔 Limited functionality in free version
- ⚠️ Compatibility issues with older devices

**Reported bugs**

- App not working or crashing
- Inability to set up or connect with Apple Watch
- Inaccurate readings or interpretations

**Requested features**

- Percentage of Long QT interval
- More customization options
- Ability to export data
- Improved user guidance and documentation


## Frequently asked questions

### Is ECG Challenge free?

ECG Challenge costs $5.99, with no in-app purchases.

### Is ECG+ | Your Watch ECG Reader free?

ECG+ | Your Watch ECG Reader is free to download, with in-app purchases available.

### Which has better reviews, ECG Challenge or ECG+ | Your Watch ECG Reader?

ECG Challenge is rated higher. ECG Challenge averages 5.0 out of 5 from 1 ratings, while ECG+ | Your Watch ECG Reader averages 4.5 from 2.5K ratings.

### Do ECG Challenge or ECG+ | Your Watch ECG Reader have ads?

Neither ECG Challenge nor ECG+ | Your Watch ECG Reader shows ads.

### Which is updated more often, ECG Challenge or ECG+ | Your Watch ECG Reader?

ECG Challenge ships an update every 11 months, and ECG+ | Your Watch ECG Reader every 9 days. Most recently, ECG Challenge was updated on October 24, 2026 and ECG+ | Your Watch ECG Reader on October 25, 2026.

### Which is more popular, ECG Challenge or ECG+ | Your Watch ECG Reader?

ECG Challenge currently peaks at #95 in the App Store charts, and ECG+ | Your Watch ECG Reader at #28. 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.*