Does Affirm perform a credit check? December 10, 2019 16:54 Updated Yes, Affirm performs a credit check. For more information about the credit check, please visit Affirm FAQs here. Related articles Do you have any financing options? I have questions about my Affirm account where shall I go? I need delivery outside the U.S. Is this possible? Payments and Processing Questions How can I try before I buy?