# HAS vs DAPT Risk Calculator

The clearest difference is price: DAPT Risk Calculator at Free against HAS's $0.99. HAS's advantage is update cadence (every 3 weeks vs every 17 months) and iOS requirement (8.0 vs 13.0). On ads, in-app purchases and device support there is nothing between them.

DAPT Risk Calculator is free to download; HAS costs $0.99 up front. Neither carries in-app purchases, so what you see is what you pay.

HAS ships an update every 3 weeks, DAPT Risk Calculator every 17 months. The most recent releases landed on October 18, 2026 and October 17, 2026 respectively.

## The numbers

| Metric | HAS | DAPT Risk Calculator |
| --- | --- | --- |
| Price | $0.99 | **Free** |
| Rating | — | **[4.5 (2 ratings)](https://appshunter.io/ios/app/dapt-risk-calculator/id1175079741/reviews)** |
| Number of ratings | — | **2** |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | **Every 3 weeks** | Every 17 months |
| Monetization | — | Free |
| Size | 9 MB | 46 MB |
| Requires iOS | **8.0** | 13.0 |
| Devices | iPhone, iPod | **iPhone, iPad, iPod** |
| Age rating | 17+ | 12+ |
| Developer | [Timo Strid](https://appshunter.io/developer/936682776) | [American College of Cardiology](https://appshunter.io/developer/502174543) |

## What reviewers say

### HAS

[App page](https://appshunter.io/ios/app/has-bled/id936682777)

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

**In-app purchases:** none


### DAPT Risk Calculator

[App page](https://appshunter.io/ios/app/dapt-risk-calculator/id1175079741)

This tool helps clinicians assess the risk and benefit of continuing dual antiplatelet therapy (DAPT) for patients at least 12 months post-PCI. It provides a numerical DAPT Risk Score and calculates the percentage risk for key cardiovascular events.

**Highlights:** DAPT Risk Score calculation, Risk/benefit analysis for DAPT continuation, Percentage risk for MI, Percentage risk for Stent Thrombosis/MACCE, Percentage risk for Bleeding

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

**In-app purchases:** none


## Frequently asked questions

### Is HAS free?

HAS costs $0.99, with no in-app purchases.

### Is DAPT Risk Calculator free?

DAPT Risk Calculator is free to download, with no in-app purchases.

### Do HAS or DAPT Risk Calculator have ads?

Neither HAS nor DAPT Risk Calculator shows ads.

### Which is updated more often, HAS or DAPT Risk Calculator?

HAS ships an update every 3 weeks, and DAPT Risk Calculator every 17 months. Most recently, HAS was updated on October 18, 2026 and DAPT Risk Calculator on October 17, 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.*