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Time to upgrade your clinical trials experience?

Download our new trials4us app now!


Designed just for you, our volunteers, trials4us has launched a brand-new app to help you make the most of your experience taking part in clinical trials with us.


phone app



What's in it for you?




Trials perfectly matched to you

By using the trials4us app you will only see the trials that relevant to you, filtered according your age group, gender, ethnicity, BMI and health status, allowing you to sign up for trials matched specifically to you in a few quick and easy steps.

Chat with us via instant message

We’ll message you about our latest trials, send you appointment reminders and other related info you may need to know. Message us back to sign up for a trial or to let us know if you need to cancel or reschedule an appointment.

Fast-track your appointments

Download and send us screening and trial documentation ahead of your visits to speed up the time you spend at study appointments.

Keep up-to-date

Update your personal details such as a change to your contact information, health status, your availability and your preferred method of contact.






What are you waiting for? Download the Trials4us – Clinical Trials app on your smartphone or tablet now, find the best paid trials in London in a few clicks and be our next volunteer.

Help medical research

Improve the standard of living for millions of people by participating in paid clinical trials

Find out more