FAQ from Prolific
What is Prolific?
Quickly find research participants you can trust.
How to use Prolific?
Launch your study to tens of thousands of trusted participants in minutes. Sign up for free.
How quickly can I launch a study with Prolific?
You can launch a study to tens of thousands of trusted participants in minutes.
How many participants are in the Prolific pool?
Prolific has over 120,000 real, active, and engaged participants.
How are participants vetted on Prolific?
Participants are verified with Onfido's bank-grade ID checks to ensure their authenticity.
Can I filter participants based on specific criteria?
Yes, you can use over 300 filters to find the right participants from Prolific's diverse pool.
Can I re-contact and re-use participants from previous studies?
Yes, you can easily find and follow-up with participants who fit your criteria or provide rich responses.