# ECG vs Qaly | ECG Reader

The clearest difference is review sentiment: Qaly | ECG Reader at 75% against ECG's 11%. Qaly | ECG Reader also leads on rating (4.7 vs 2.6) and update cadence (every 2 weeks vs every 11 months). ECG's advantage is device support (3 vs 1) and iOS requirement (14.0 vs 17.6). On price, ads, in-app purchases and monetization model there is nothing between them.

Both are free to download. Neither carries in-app purchases, so what you see is what you pay.

Qaly | ECG Reader holds the better App Store score, 4.7 against 2.6. That said, the two scores are not equally well evidenced: Qaly | ECG Reader has 867 ratings behind it against 51, so its average is the more settled of the two. Written reviews point the same way: 11% of ECG's written reviews are positive against 75% of Qaly | ECG Reader's.

ECG ships an update every 11 months, Qaly | ECG Reader every 2 weeks. The most recent releases landed on September 17, 2026 and October 14, 2026 respectively.

## The numbers

| Metric | ECG | Qaly | ECG Reader |
| --- | --- | --- |
| Price | Free | Free |
| Rating | [2.6 (51 ratings)](https://appshunter.io/ios/app/ecg/id1459546745/reviews) | **[4.7 (867 ratings)](https://appshunter.io/ios/app/qaly-ecg-reader/id1542440769/reviews)** |
| Number of ratings | 51 | **867** |
| Positive reviews | 11.1% of reviews | **75.1% of reviews** |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 11 months | **Every 2 weeks** |
| Monetization | Free | Free |
| Size | 3 MB | 96 MB |
| Requires iOS | **14.0** | 17.6 |
| Devices | **iPhone, iPod, Apple Watch** | iPhone |
| Age rating | 17+ | 17+ |
| Developer | [Apple Inc.](https://appshunter.io/developer/284417353) | [Qaly, Inc.](https://appshunter.io/developer/1542398773) |

## What reviewers say

### ECG

[App page](https://appshunter.io/ios/app/ecg/id1459546745)

This app allows users to take an electrocardiogram (ECG) using an Apple Watch Series 4 or later. It checks for signs of atrial fibrillation (AFib) or sinus rhythm and saves results to the Health app for sharing with a doctor.

**Highlights:** Take single-lead ECG readings, Detect signs of atrial fibrillation (AFib), Check for normal sinus rhythm, Record symptoms alongside ECG, Export ECG data as PDF, Share results with healthcare providers

**In-app purchases:** none


### Qaly | ECG Reader

[App page](https://appshunter.io/ios/app/qaly-ecg-reader/id1542440769)

Get your ECGs analyzed by certified experts within minutes for peace of mind. This app supports various devices like Apple Watch and Fitbit, offering detailed interpretations of palpitations and abnormal heart rhythms. Track heart rate variability to monitor stress and recovery.

**Highlights:** Expert ECG interpretation, Supports Apple Watch, Fitbit, Kardia, and more, Analysis of 30+ heart rhythms, Heart rate variability (HRV) tracking, Shareable reports for doctors, Integration with Health app

**Features:** Apple Wallet

**In-app purchases:** none

**What reviewers like**

- 🚀 Quick response times
- 👍 Helpful and reassuring technicians
- 💡 Provides peace of mind
- 👍 Detailed and informative ECG analysis
- 👍 Easy to use app

**What reviewers complain about**

- 🐛 Inconsistent ECG analysis
- 🔍 Lack of transparency around pricing
- 🔍 Difficult to cancel subscription
- 🕰️ Long wait times for ECG reviews
- 🔍 Requires access to Apple Health data

**Reported bugs**

- App crashes on launch
- Issues deleting account and data
- Subscription charges not stopping after cancellation

**Requested features**

- Dark mode option
- Ability to view past ECG history
- Integration with more wearable devices
- Option to request a specific technician review


## Frequently asked questions

### Is ECG free?

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

### Is Qaly | ECG Reader free?

Qaly | ECG Reader is free to download, with no in-app purchases.

### Which has better reviews, ECG or Qaly | ECG Reader?

Qaly | ECG Reader is rated higher. ECG averages 2.6 out of 5 from 51 ratings, while Qaly | ECG Reader averages 4.7 from 867 ratings.

### Do ECG or Qaly | ECG Reader have ads?

Neither ECG nor Qaly | ECG Reader shows ads.

### Which is updated more often, ECG or Qaly | ECG Reader?

ECG ships an update every 11 months, and Qaly | ECG Reader every 2 weeks. Most recently, ECG was updated on September 17, 2026 and Qaly | ECG Reader on October 14, 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.*