Advanced study setup

  • Custom completion codes

    Completion codes just got smarter! It is now possible to generate multiple completion codes, unique to your study, to help process submissions fast...

  • Can I run studies simultaneously?

    Whilst you can publish as many studies at the same time as your balance allows, we’d often recommend publishing your studies one after another. Thi...

  • How do I prescreen for participants who are fluent in multiple languages?

    If you would like to recruit participants who are fluent in two or more specific languages, you can do this using our prescreening filters. Our 'fl...

  • How do I run a pilot study?

    We strongly advise running a pilot study before launching your main study to test it out on a small number of participants. This is especially impo...

  • How do I run studies with couples?

    It is possible to conduct studies on pairs of romantic partners on Prolific. The process is slightly complex compared to some other study designs, ...

  • How do I run a diary study?

    It is possible to run diary studies on Prolific. These can be complex to set up, so below we have outlined possible options for how these studies c...

  • Random assignment

    Currently we are unable to offer random assignment within the Prolific platform. We therefore advise that you use your experimental software for th...

  • How do I set up a longitudinal / multi-part study?

    Introduction To run a longitudinal study on Prolific - i.e. where you require participation from the same individuals over multiple time-points - ...

  • How do I run video interviews & focus groups?

    Below we've included a step-by-step guide for setting up your video interview or focus group study on Prolific! Use Prolific to recruit your partic...

  • Can I run studies that deceive participants?

    You are welcome to run studies that deceive participants about specific elements of your study, or about the study's overall purpose. For example, ...

  • Dyadic experiments

    A common question we get is whether or not Prolific can help with dyadic experiments. We don't offer the experimental software itself, but we can p...