TrialMax App vs YPrime eCOA
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
TrialMax App
Collect data from patients and caregivers in clinical trials for new medicines. Access study-specific questionnaires on the go, with reminders to help you follow the study protocol. Your privacy and anonymity are ensured.
- Patient and caregiver data collection
- Study-specific questionnaires
- On-the-go data entry
- Study protocol reminders
- Privacy and anonymity assured
- Easy-to-use interface
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TrialMax from Signant Health is used for collecting data from patients and their caregivers in clinical trials of new medicines. TrialMax gives patients access to study specific questionnaires making it easy for the patients to fill them in wherever they go. Patients who participate in a particular clinical study get access to TrialMax for the duration of the study. The app is activated with an activation code supplied by the care personnel conducting the clinical study. TrialMax, with its easy to use interface, will help make your participation in a clinical trial as easy as possible. The reminders will help you follow the study protocol and be compliant. TrialMax ensures your privacy and anonymity in a clinical trial. The app complies with international regulations and laws for patient privacy.
YPrime eCOA
Access clinical study questionnaires on your personal device. Use your enrollment ID to log in and complete required training. The app reminds you of upcoming questionnaires based on your visit schedule, ensuring compliance with study requirements.
- Access study questionnaires
- Personal device access
- Enrollment ID login
- Study-specific questionnaires
- Visit schedule reminders
- Compliance tracking
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Access study participant questionnaires easily and with minimal day to day disruption by downloading this app on your personal device. Using the enrollment ID provided by your medical professional, create your unique login code and complete your training to begin. The available questionnaires will be specific to your clinical study and the YPrime eCOA application will remind you when the questionnaires need to be completed based off your visit schedule. Use this app to meet clinical study questionnaire completion and compliance requirements.
Screenshots
Verdict
The clearest difference is rating: YPrime eCOA at 2.8 against TrialMax App's 2.5. YPrime eCOA also leads on iOS requirement (12.0 vs 15.0). TrialMax App's advantage is update cadence (every 3 weeks vs every 2 months) and ratings volume (99 vs 14). On price, review sentiment, ads and in-app purchases there is nothing between them.
Scored on Price · Rating · Positive reviews · Number of ratings · Update frequency · Ads · In-app purchases · Monetization · Best chart rank · Devices · Requires iOS
Both are free to download. Neither carries in-app purchases, so what you see is what you pay.
YPrime eCOA holds the better App Store score, 2.8 against 2.5. That said, the two scores are not equally well evidenced: TrialMax App has 99 ratings behind it against 14, so its average is the more settled of the two. Written reviews point the same way: 5% of TrialMax App's written reviews are positive against 13% of YPrime eCOA's.
TrialMax App ships an update every 3 weeks, YPrime eCOA every 2 months. The most recent releases landed on October 11, 2026 and October 2, 2026 respectively.
| Parameter | TrialMax App | YPrime eCOA |
|---|---|---|
| Price | Free | Free |
| Rating | 2.5 (99 ratings) | 2.8 (14 ratings) — better |
| Positive reviews | 5.0% of reviews | 12.5% of reviews — better |
| Number of ratings | 99 — better | 14 |
| Update frequency | Every 3 weeks — better | Every 2 months |
| Ads | No | No |
| In-app purchases | No | No |
| Monetization | Free | Free |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Requires iOS | 15.0 | 12.0 — better |
| Further details — not scored | ||
| Size | 41 MB | 131 MB |
| Age rating | 4+ | 4+ |
| Developer | Signant Health Oy | Y-Prime |
Customer experience
TrialMax App
YPrime eCOA
In-app purchases
TrialMax App
No in-app purchases
YPrime eCOA
No in-app purchases
Questions
Is TrialMax App free?
Is YPrime eCOA free?
Which has better reviews, TrialMax App or YPrime eCOA?
Do TrialMax App or YPrime eCOA have ads?
Which is updated more often, TrialMax App or YPrime eCOA?
Other comparisons
