# cTrials vs ICON DCT+

The clearest difference is iOS requirement: cTrials at 11.1 against ICON DCT+'s 13.0. 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.

cTrials ships an update every 12 months, ICON DCT+ every 20 months. The most recent releases landed on June 11, 2026 and September 14, 2026 respectively.

## The numbers

| Metric | cTrials | ICON DCT+ |
| --- | --- | --- |
| 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** | Every 20 months |
| Monetization | Free | — |
| Size | 12 MB | 22 MB |
| Requires iOS | **11.1** | 13.0 |
| Devices | iPhone, iPod | **iPhone, iPad, iPod** |
| Age rating | 4+ | 17+ |
| Developer | [visual soft, inc](https://appshunter.io/developer/336927487) | [ICON Public Limited Company](https://appshunter.io/developer/1652101928) |

## 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


### ICON DCT+

[App page](https://appshunter.io/ios/app/icon-dct-plus/id1584821758)

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is cTrials free?

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

### Is ICON DCT+ free?

ICON DCT+ is free to download, with no in-app purchases.

### Do cTrials or ICON DCT+ have ads?

Neither cTrials nor ICON DCT+ shows ads.

### Which is updated more often, cTrials or ICON DCT+?

cTrials ships an update every 12 months, and ICON DCT+ every 20 months. Most recently, cTrials was updated on June 11, 2026 and ICON DCT+ on September 14, 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.*