# Rooti Rx vs DAPT Risk Calculator

The clearest difference is update cadence: Rooti Rx at every 4 months against DAPT Risk Calculator's every 17 months. DAPT Risk Calculator's advantage is iOS requirement (13.0 vs 17.6). On price, ads, in-app purchases and device support there is nothing between them.

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

Rooti Rx ships an update every 4 months, DAPT Risk Calculator every 17 months. The most recent releases landed on October 26, 2026 and October 17, 2026 respectively.

## The numbers

| Metric | Rooti Rx | DAPT Risk Calculator |
| --- | --- | --- |
| Price | Free | 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 4 months** | Every 17 months |
| Monetization | — | Free |
| Size | 39 MB | 46 MB |
| Requires iOS | 17.6 | **13.0** |
| Devices | iPhone, iPad | **iPhone, iPad, iPod** |
| Age rating | 4+ | 12+ |
| Developer | [Rooti Labs Limited](https://appshunter.io/developer/904515507) | [American College of Cardiology](https://appshunter.io/developer/502174543) |

## What reviewers say

### Rooti Rx

[App page](https://appshunter.io/ios/app/rooti-rx/id1158776505)

**Features:** macOS Compatibility

**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 Rooti Rx free?

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

### Is DAPT Risk Calculator free?

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

### Do Rooti Rx or DAPT Risk Calculator have ads?

Neither Rooti Rx nor DAPT Risk Calculator shows ads.

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

Rooti Rx ships an update every 4 months, and DAPT Risk Calculator every 17 months. Most recently, Rooti Rx was updated on October 26, 2026 and DAPT Risk Calculator on October 17, 2026.

---

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