Are you using Prolific to earn extra cash? Those who don’t know about it, Prolific is an excellent way for you to earn income from home by filling surveys for studies. You can make more than $6.5 per hour by simply answering a survey from home. Participants apply for available seats for research and, if selected, get’s to answer the survey and earn extra income. But due to the high volume of participants, it’s highly competitive to apply for new studies before the seats are filled.