# SmarTrial vs Cureiosity

The clearest difference is iOS requirement: SmarTrial at 13.0 against Cureiosity's 15.1. On price, update cadence, 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.

SmarTrial ships an update every 3 weeks, Cureiosity monthly. The most recent releases landed on September 15, 2026 and October 31, 2026 respectively.

## The numbers

| Metric | SmarTrial | Cureiosity |
| --- | --- | --- |
| Price | Free | Free |
| Rating | — | **[5.0 (1 ratings)](https://appshunter.io/ios/app/cureiosity/id6757997035/reviews)** |
| Number of ratings | — | **1** |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | **Every 3 weeks** | Monthly |
| Monetization | — | Free |
| Size | 48 MB | 33 MB |
| Requires iOS | **13.0** | 15.1 |
| Devices | iPhone, iPod | **iPhone, iPad, iPod** |
| Age rating | 17+ | 17+ |
| Developer | [ACTIVAID K.K.](https://appshunter.io/developer/1515234653) | [Cureiosity Inc.](https://appshunter.io/developer/1867885333) |

## What reviewers say

### SmarTrial

[App page](https://appshunter.io/ios/app/smartrial/id1563673014)

**Features:** macOS Compatibility

**In-app purchases:** none


### Cureiosity

[App page](https://appshunter.io/ios/app/cureiosity/id6757997035)

Discover and learn about clinical trials with personalized recommendations and clear explanations. Make informed decisions about participating in research with up-to-date trial information.

**Highlights:** Personalized clinical trial recommendations, Clear explanations of trial information, Up-to-date trial data, User-friendly interface, Informed decision-making support

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is SmarTrial free?

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

### Is Cureiosity free?

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

### Do SmarTrial or Cureiosity have ads?

Neither SmarTrial nor Cureiosity shows ads.

### Which is updated more often, SmarTrial or Cureiosity?

SmarTrial ships an update every 3 weeks, and Cureiosity monthly. Most recently, SmarTrial was updated on September 15, 2026 and Cureiosity 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.*