How does Sift make money? Kristen C July 05, 2018 02:40 Updated Follow We earn when you earn. We charge 25% of the Price drops we get you back and charge you once a month. Related articles Why do I need to provide access to my email and Amazon account? What credit cards does Sift support? If I get my money back does it go through my credit card or Sift? What retailers are supported by SIFT? If I join Sift, how much money should I expect to get back? Comments 0 comments Please sign in to leave a comment.