# Merative My Clinical Diary vs TrialPACE

The clearest difference is rating: TrialPACE at 4.0 against Merative My Clinical Diary's 3.0. TrialPACE also leads on update cadence (every 2 weeks vs every 6 months). Merative My Clinical Diary's advantage is iOS requirement (15.0 vs 26.0). On price, ratings volume, 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.

TrialPACE holds the better App Store score, 4.0 against 3.0. Both are backed by a comparable volume of ratings — 4 and 7 respectively.

Merative My Clinical Diary ships an update every 6 months, TrialPACE every 2 weeks. The most recent releases landed on November 2, 2026 and November 4, 2026 respectively.

## The numbers

| Metric | Merative My Clinical Diary | TrialPACE |
| --- | --- | --- |
| Price | Free | Free |
| Rating | [3.0 (4 ratings)](https://appshunter.io/ios/app/merative-my-clinical-diary/id1151565753/reviews) | **[4.0 (7 ratings)](https://appshunter.io/ios/app/trialpace/id6502718565/reviews)** |
| Number of ratings | 4 | **7** |
| Positive reviews | — | 50.0% of reviews |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 6 months | **Every 2 weeks** |
| Monetization | Free | Free |
| Size | 14 MB | 25 MB |
| Requires iOS | **15.0** | 26.0 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPad |
| Age rating | 12+ | 4+ |
| Developer | [Merative](https://appshunter.io/developer/1643925283) | [Medpace](https://appshunter.io/developer/1367491150) |

## What reviewers say

### Merative My Clinical Diary

[App page](https://appshunter.io/ios/app/merative-my-clinical-diary/id1151565753)

This app allows clinical trial participants to easily complete electronic diaries, questionnaires, and feedback surveys. It syncs with the Zelta™ platform, providing flexibility for data entry on mobile devices. Reminders are sent via push notifications for available diaries.

**Highlights:** Electronic diary completion, Questionnaire submission, Feedback surveys, Syncs with Zelta™ platform, Push notification reminders, Agenda view for daily tasks

**Features:** Vision Pro support

**In-app purchases:** none


### TrialPACE

[App page](https://appshunter.io/ios/app/trialpace/id6502718565)

This application assists with clinical outcomes assessments for patients. It is designed for use within clinical trials to gather and manage patient data efficiently. The tool supports healthcare professionals in their research and patient monitoring efforts.

**Highlights:** Clinical outcomes assessments, Patient data management, Research support, Patient monitoring, Healthcare professional tool

**In-app purchases:** none


## Frequently asked questions

### Is Merative My Clinical Diary free?

Merative My Clinical Diary is free to download, with no in-app purchases.

### Is TrialPACE free?

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

### Which has better reviews, Merative My Clinical Diary or TrialPACE?

TrialPACE is rated higher. Merative My Clinical Diary averages 3.0 out of 5 from 4 ratings, while TrialPACE averages 4.0 from 7 ratings.

### Do Merative My Clinical Diary or TrialPACE have ads?

Neither Merative My Clinical Diary nor TrialPACE shows ads.

### Which is updated more often, Merative My Clinical Diary or TrialPACE?

Merative My Clinical Diary ships an update every 6 months, and TrialPACE every 2 weeks. Most recently, Merative My Clinical Diary was updated on November 2, 2026 and TrialPACE on November 4, 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.*