# REACT Study vs LevelPlay Monetization

The clearest difference is in-app purchases: REACT Study at none against LevelPlay Monetization's 1. REACT Study also leads on ads (none vs shown) and iOS requirement (15.6 vs 17.0). LevelPlay Monetization's advantage is update cadence (every 3 days vs every 3 weeks). On price and device support there is nothing between them.

Both are free to download. LevelPlay Monetization sells 1 one-off in-app purchase. REACT Study asks for nothing beyond the download.

REACT Study ships an update every 3 weeks, LevelPlay Monetization every 3 days. The most recent releases landed on October 30, 2026 and October 31, 2026 respectively.

## The numbers

| Metric | REACT Study | LevelPlay Monetization |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[4.0 (4 ratings)](https://appshunter.io/ios/app/react-study/id6738690719/reviews)** | — |
| Number of ratings | **4** | — |
| In-app purchases | **No** | Yes |
| Ads | **No** | Yes |
| Update frequency | Every 3 weeks | **Every 3 days** |
| Monetization | Free | — |
| Size | 34 MB | 4 MB |
| Requires iOS | **15.6** | 17.0 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPad |
| Age rating | 4+ | 4+ |
| Developer | [Centro Nacional de Investigaciones Cardiovasculares Carlos III (F.S.P.)](https://appshunter.io/developer/1463033570) | [Alberto Dimanuel](https://appshunter.io/developer/1886560457) |

## What reviewers say

### REACT Study

[App page](https://appshunter.io/ios/app/react-study/id6738690719)

This app supports an international research initiative focused on preventing cardiovascular diseases by detecting atherosclerosis early. Contribute to personalized detection and treatment strategies to improve global health outcomes.

**Highlights:** Supports international research initiative, Focuses on early atherosclerosis detection, Contributes to personalized treatment strategies, Aims to prevent cardiovascular diseases, Facilitates global health improvement

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

**In-app purchases:** none


### LevelPlay Monetization

[App page](https://appshunter.io/ios/app/levelplay-monetization/id6819292116)

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

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Premium | $4.99 | one-time |


## Frequently asked questions

### Is REACT Study free?

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

### Is LevelPlay Monetization free?

LevelPlay Monetization is free to download, with in-app purchases available.

### Do REACT Study or LevelPlay Monetization have ads?

LevelPlay Monetization shows ads; REACT Study does not.

### Which is updated more often, REACT Study or LevelPlay Monetization?

REACT Study ships an update every 3 weeks, and LevelPlay Monetization every 3 days. Most recently, REACT Study was updated on October 30, 2026 and LevelPlay Monetization on October 31, 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.*