# cTrials vs CROWN by Interspond

The clearest difference is iOS requirement: cTrials at 11.1 against CROWN by Interspond's 16.4. 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.

## The numbers

| Metric | cTrials | CROWN by Interspond |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[3.0 (3 ratings)](https://appshunter.io/ios/app/ctrials/id362035301/reviews)** | — |
| Number of ratings | **3** | — |
| Positive reviews | 0.0% of reviews | — |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 12 months | — |
| Monetization | Free | — |
| Size | 12 MB | 1 MB |
| Requires iOS | **11.1** | 16.4 |
| Devices | **iPhone, iPod** | iPhone |
| Age rating | 4+ | 17+ |
| Developer | [Visual Soft Inc.](https://appshunter.io/developer/336927487) | [Interspond, LLC](https://appshunter.io/developer/1762846267) |

## What reviewers say

### cTrials

[App page](https://appshunter.io/ios/app/ctrials/id362035301)

This app provides a mobile interface for searching clinical trials listed on clinicaltrials.gov. It offers user-friendly navigation with basic, advanced, and country-specific search options. Users can save trials to favorites, email listings, and contact investigators.

**Highlights:** Clinical trial search, Basic and advanced search options, Search by country/state, Save trials to favorites, Email trial listings, Contact investigators, Search history

**In-app purchases:** none


### CROWN by Interspond

[App page](https://appshunter.io/ios/app/crown-by-interspond/id6636492264)

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is cTrials free?

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

### Is CROWN by Interspond free?

CROWN by Interspond is free to download, with no in-app purchases.

### Do cTrials or CROWN by Interspond have ads?

Neither cTrials nor CROWN by Interspond shows ads.

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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.*