# ECG Atlas vs Cureiosity

The clearest difference is price: Cureiosity at Free against ECG Atlas's $0.99. Cureiosity also leads on update cadence (monthly vs every 8 months) and iOS requirement (15.1 vs 17.6). On ads, in-app purchases and device support there is nothing between them.

Cureiosity is free to download; ECG Atlas costs $0.99 up front. Neither carries in-app purchases, so what you see is what you pay.

ECG Atlas ships an update every 8 months, Cureiosity monthly. The most recent releases landed on October 27, 2026 and October 7, 2026 respectively.

## The numbers

| Metric | ECG Atlas | Cureiosity |
| --- | --- | --- |
| Price | $0.99 | **Free** |
| Rating | — | **[5.0 (1 ratings)](https://appshunter.io/ios/app/cureiosity/id6757997035/reviews)** |
| Number of ratings | — | **1** |
| Positive reviews | 50.0% of reviews | — |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 8 months | **Monthly** |
| Monetization | Paid | **Free** |
| Size | 174 MB | 33 MB |
| Requires iOS | 17.6 | **15.1** |
| Devices | iPhone, iPad | **iPhone, iPad, iPod** |
| Age rating | 17+ | 17+ |
| Developer | [Medicon Apps](https://appshunter.io/developer/307829597) | [Cureiosity Inc.](https://appshunter.io/developer/1867885333) |

## What reviewers say

### ECG Atlas

[App page](https://appshunter.io/ios/app/ecg-atlas/id366846035)

Train your ECG interpretation skills with a large collection of real-life ECGs. This app provides short descriptions of diagnoses and reference links for further learning. It's a valuable pocket resource for healthcare professionals.

**Highlights:** Large collection of real-life ECGs, Short descriptions of diagnoses, Reference links for further information, Pocket-sized learning resource, ECG interpretation skill training

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

**In-app purchases:** none


### Cureiosity

[App page](https://appshunter.io/ios/app/cureiosity/id6757997035)

Discover and learn about clinical trials with personalized recommendations and clear explanations. Make informed decisions about participating in research with up-to-date trial information.

**Highlights:** Personalized clinical trial recommendations, Clear explanations of trial information, Up-to-date trial data, User-friendly interface, Informed decision-making support

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is ECG Atlas free?

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

### Is Cureiosity free?

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

### Do ECG Atlas or Cureiosity have ads?

Neither ECG Atlas nor Cureiosity shows ads.

### Which is updated more often, ECG Atlas or Cureiosity?

ECG Atlas ships an update every 8 months, and Cureiosity monthly. Most recently, ECG Atlas was updated on October 27, 2026 and Cureiosity on October 7, 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.*