# Cardiac Trials vs MCSAID

The clearest difference is price: MCSAID at Free against Cardiac Trials's $4.99. Cardiac Trials's advantage is update cadence (monthly vs every 40 months) and iOS requirement (12.1 vs 15.0). On ads, in-app purchases and device support there is nothing between them.

MCSAID is free to download; Cardiac Trials costs $4.99 up front. Neither carries in-app purchases, so what you see is what you pay.

Cardiac Trials ships an update monthly, MCSAID every 40 months. The most recent releases landed on October 26, 2026 and October 16, 2026 respectively.

## The numbers

| Metric | Cardiac Trials | MCSAID |
| --- | --- | --- |
| Price | $4.99 | **Free** |
| Rating | **[4.6 (50 ratings)](https://appshunter.io/ios/app/cardiac-trials/id1474475565/reviews)** | — |
| Number of ratings | **50** | — |
| Positive reviews | 77.8% of reviews | — |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | **Monthly** | Every 40 months |
| Monetization | Free | — |
| Size | 26 MB | 46 MB |
| Requires iOS | **12.1** | 15.0 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPod |
| Age rating | 17+ | 17+ |
| Developer | [Justin Sharim](https://appshunter.io/developer/1473772829) | [Cardiology Apps LLC](https://appshunter.io/developer/1639925847) |

## What reviewers say

### Cardiac Trials

[App page](https://appshunter.io/ios/app/cardiac-trials/id1474475565)

Access a curated collection of landmark clinical trials in cardiology, organized by discipline and subject matter for quick retrieval. This constantly updated educational tool provides bite-sized information on practice-changing studies for medical professionals at all levels.

**Highlights:** Aggregates landmark cardiology clinical trials, Organized by discipline and subject, Quick access to bite-sized trial information, Constantly updated with historical and current trials, Educational tool for medical professionals

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

**In-app purchases:** none


### MCSAID

[App page](https://appshunter.io/ios/app/mcsaid/id6443740248)

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is Cardiac Trials free?

Cardiac Trials costs $4.99, with no in-app purchases.

### Is MCSAID free?

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

### Do Cardiac Trials or MCSAID have ads?

Neither Cardiac Trials nor MCSAID shows ads.

### Which is updated more often, Cardiac Trials or MCSAID?

Cardiac Trials ships an update monthly, and MCSAID every 40 months. Most recently, Cardiac Trials was updated on October 26, 2026 and MCSAID 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.*