# CarDSScan vs Bivryn Biological Intelligence

The clearest difference is in-app purchases: CarDSScan at none against Bivryn Biological Intelligence's 2. Bivryn Biological Intelligence's advantage is update cadence (every 2 weeks vs every 2 months) and device support (3 vs 1). On price, ads and iOS requirement there is nothing between them.

Both are free to download. Bivryn Biological Intelligence sells 2 in-app purchases, starting at $6.99 per month. CarDSScan asks for nothing beyond the download.

CarDSScan ships an update every 2 months, Bivryn Biological Intelligence every 2 weeks. The most recent releases landed on October 30, 2026 and October 29, 2026 respectively.

## The numbers

| Metric | CarDSScan | Bivryn Biological Intelligence |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[5.0 (1 ratings)](https://appshunter.io/ios/app/cardsscan/id6751209518/reviews)** | — |
| Number of ratings | **1** | — |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | Every 2 months | **Every 2 weeks** |
| Monetization | Free | — |
| Size | 231 MB | 24 MB |
| Requires iOS | 17.6 | **17.0** |
| Devices | iPhone | **iPhone, iPad, Apple Watch** |
| Age rating | 17+ | 12+ |
| Developer | [Rohan Khera](https://appshunter.io/developer/1709545475) | [Amita Dhand](https://appshunter.io/developer/1437246199) |

## What reviewers say

### CarDSScan

[App page](https://appshunter.io/ios/app/cardsscan/id6751209518)

This app provides on-device ECG analysis using advanced AI models. It ensures privacy by processing all data locally, with no internet connection or cloud uploads required. Designed for research, it offers two distinct analysis engines for detailed signal understanding.

**Highlights:** On-device AI ECG analysis, Offline processing, ECG image capture and import, Two AI analysis engines (ECG-Vision ATTR, ECG-GPT), Privacy-focused design, Secure model downloads, Research documentation export

**In-app purchases:** none


### Bivryn Biological Intelligence

[App page](https://appshunter.io/ios/app/bivryn-biological-intelligence/id6774502017)

**Features:** macOS Compatibility, Apple Watch app, Vision Pro support

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Bivryn Premium Monthly | $6.99 | per month |
| Bivryn Premium Annual | $39.99 | per year |


## Frequently asked questions

### Is CarDSScan free?

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

### Is Bivryn Biological Intelligence free?

Bivryn Biological Intelligence is free to download, with in-app purchases available.

### Do CarDSScan or Bivryn Biological Intelligence have ads?

Neither CarDSScan nor Bivryn Biological Intelligence shows ads.

### Which is updated more often, CarDSScan or Bivryn Biological Intelligence?

CarDSScan ships an update every 2 months, and Bivryn Biological Intelligence every 2 weeks. Most recently, CarDSScan was updated on October 30, 2026 and Bivryn Biological Intelligence on October 29, 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.*