Google User Experience ResearchGoogle own research program paying participants for studies about Google products, from remote interviews to usability sessions.
Fees Gift cards per studyuserresearch.google.com
RespondentA research recruitment platform where professionals join paid studies - most pay 50 to 400 dollars, with focus groups at the high end.
Fees $50-400+/study professional interviewsrespondent.io
TestingTimeA Swiss research panel with some of the highest tester rates in Europe - remote studies pay 20 to 40 euros and in-person up to 55 euros.
Fees Up to ~EUR 50/studytestingtime.com
User InterviewsA large research panel - 6 million participants - matching people to paid studies, interviews, and diary studies, often around 100 dollars per hour.
Fees $50-150+/hr interviews, $10-25 surveysuserinterviews.com