TrialMax App vs CANTAB
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.
CANTAB
This application is exclusively for registered study participants. It allows users to check in regularly to engage with research studies and monitor their personal progress.
- Study participation
- Regular check-ins
- Progress monitoring
- Study updates
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This app is only for use by registered study participants. Install it and check in regularly to participate in the study and keep up to date with your progress.
Screenshots
Verdict
The clearest difference is ratings volume: TrialMax App at 99 against CANTAB's 2. TrialMax App also leads on update cadence (every 3 weeks vs every 3 months) and device support (3 vs 1). On price, rating, 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.
On the App Store both sit at effectively the same score — 2.5 for TrialMax App against 2.5 for CANTAB. That said, the two scores are not equally well evidenced: TrialMax App has 99 ratings behind it against 2, so its average is the more settled of the two.
TrialMax App ships an update every 3 weeks, CANTAB every 3 months. The most recent releases landed on October 11, 2026 and October 3, 2026 respectively.
| Parameter | TrialMax App | CANTAB |
|---|---|---|
| Price | Free | Free |
| Rating | 2.5 (99 ratings) | 2.5 (2 ratings) |
| Positive reviews | 5.0% of reviews | — |
| Number of ratings | 99 — better | 2 |
| Update frequency | Every 3 weeks — better | Every 3 months |
| Ads | No | No |
| In-app purchases | No | No |
| Monetization | Free | Free |
| Devices | iPhone, iPad, iPod — better | iPhone |
| Requires iOS | 15.0 — better | 17.0 |
| Further details — not scored | ||
| Size | 41 MB | 72 MB |
| Age rating | 4+ | 17+ |
| Developer | Signant Health Oy | Cambridge Cognition Limited |
Customer experience
TrialMax App
CANTAB
In-app purchases
TrialMax App
No in-app purchases
CANTAB
No in-app purchases
