# HF Track vs CarDSScan

The clearest difference is update cadence: HF Track at every 10 days against CarDSScan's every 2 months. HF Track also leads on device support (3 vs 1) and iOS requirement (14.0.0 vs 17.6). On price, 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.

HF Track ships an update every 10 days, CarDSScan every 2 months. The most recent releases landed on October 14, 2026 and October 16, 2026 respectively.

## The numbers

| Metric | HF Track | CarDSScan |
| --- | --- | --- |
| Price | Free | Free |
| Rating | — | **[5.0 (1 ratings)](https://appshunter.io/ios/app/cardsscan/id6751209518/reviews)** |
| Number of ratings | — | **1** |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | **Every 10 days** | Every 2 months |
| Monetization | — | Free |
| Size | 44 MB | 231 MB |
| Requires iOS | **14.0.0** | 17.6 |
| Devices | **iPhone, iPad, iPod** | iPhone |
| Age rating | 17+ | 17+ |
| Developer | [Eric Yan](https://appshunter.io/developer/1816029876) | [Rohan Khera](https://appshunter.io/developer/1709545475) |

## What reviewers say

### HF Track

[App page](https://appshunter.io/ios/app/hf-track/id6746278065)

**Features:** macOS Compatibility

**In-app purchases:** none


### 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


## Frequently asked questions

### Is HF Track free?

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

### Is CarDSScan free?

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

### Do HF Track or CarDSScan have ads?

Neither HF Track nor CarDSScan shows ads.

### Which is updated more often, HF Track or CarDSScan?

HF Track ships an update every 10 days, and CarDSScan every 2 months. Most recently, HF Track was updated on October 14, 2026 and CarDSScan on October 16, 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.*