Does Paymi cost money to join? Mia November 12, 2018 18:55 Updated Follow No! Paymi is free to join and we will be happy to welcome you to the community. Related articles Can I receive cash money for referring someone? What is Paymi? How do I join Paymi? Who Can Join Paymi? I have a joint bank account, will I receive money on each of the cards attached to my account? Comments 0 comments Please sign in to leave a comment.