Frequently Asked Questions

From May 2019 on we will add here questions and answers (FAQs). If you miss your question or find an answer not helpful you can do the following:

Please contact for

  • Questions pertaining to a specific study the researcher of that study via SONA. This includes all queries about the granting of credits for this study or other reimbursement options. You will find the contact information for the researcher in the SONA study description.
  • Questions regarding your account or SONA in general the SONA team.


Do I have to collect signatures for my credits (VP-Stunden)?

I was blocked from study sign-ups - What can I do?

Who can register in SONA?

Prescreen Questionnaire - What is that?

Why can't I see a study that others can see?

What is a credit (VP-Stunde)?

What kind of studies are offered?

How long does a study take?

How can I conduct a study in SONA myself?

How can I delete my account?

How can I create a printout of my credits (VP-Stunden)?

Participating in online studies