# Spaulding ECG vs QT ECG

The clearest difference is rating: Spaulding ECG at 5.0 against QT ECG's 3.4. Spaulding ECG also leads on iOS requirement (7.0 vs 15.0). QT ECG's advantage is ratings volume (5 vs 1). On price, update cadence, ads and in-app purchases there is nothing between them.

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

Spaulding ECG holds the better App Store score, 5.0 against 3.4. That said, the two scores are not equally well evidenced: QT ECG has 5 ratings behind it against 1, so its average is the more settled of the two.

Both ship on a similar rhythm, roughly every 2 months. The most recent releases landed on September 30, 2026 and October 15, 2026 respectively.

## The numbers

| Metric | Spaulding ECG | QT ECG |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[5.0 (1 ratings)](https://appshunter.io/ios/app/spaulding-ecg/id919556580/reviews)** | [3.4 (5 ratings)](https://appshunter.io/ios/app/qt-ecg/id1457528665/reviews) |
| Number of ratings | 1 | **5** |
| Positive reviews | — | 100.0% of reviews |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 2 months | Every 2 months |
| Monetization | Free | Free |
| Size | 8 MB | 58 MB |
| Requires iOS | **7.0** | 15.0 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 17+ | 4+ |
| Developer | [Spaulding Clincal Research, LLC](https://appshunter.io/developer/919556579) | [QT Medical, Inc.](https://appshunter.io/developer/1074095246) |

## What reviewers say

### Spaulding ECG

[App page](https://appshunter.io/ios/app/spaulding-ecg/id919556580)

This application allows users to perform one-click ECGs using their iOS device and a compatible external device. It streams real-time cardiac electrical output for personal monitoring or professional analysis, enabling easy sharing of results with physicians.

**Highlights:** One-click ECG performance, Real-time cardiac output streaming, Share ECG results with physicians, Professional real-time analysis, iOS device integration

**Features:** macOS Compatibility

**In-app purchases:** none


### QT ECG

[App page](https://appshunter.io/ios/app/qt-ecg/id1457528665)

Record and transmit high-quality 12-lead ECGs for physician interpretation. This app connects to compatible smart devices via Bluetooth to display and send ECG data to a secure cloud. An account with the developer is required for use.

**Highlights:** Hospital-quality 12-lead ECG recording, Bluetooth connectivity to smart devices, HIPAA/GDPR-compliant cloud transmission, Physician interpretation ready, High-quality ECG display

**In-app purchases:** none


## Frequently asked questions

### Is Spaulding ECG free?

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

### Is QT ECG free?

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

### Which has better reviews, Spaulding ECG or QT ECG?

Spaulding ECG is rated higher. Spaulding ECG averages 5.0 out of 5 from 1 ratings, while QT ECG averages 3.4 from 5 ratings.

### Do Spaulding ECG or QT ECG have ads?

Neither Spaulding ECG nor QT ECG shows ads.

### Which is updated more often, Spaulding ECG or QT ECG?

Spaulding ECG ships an update every 2 months, and QT ECG every 2 months. Most recently, Spaulding ECG was updated on September 30, 2026 and QT ECG on October 15, 2026.

---

*Compared by [AppsHunter](https://appshunter.io/) from daily US App Store data. Review summaries are generated from verbatim App Store reviews.*