Shopify Payments is one of the most popular payment processors available today. Shopify Payments allows you to accept credit card payments directly on your Shopify store. There are no monthly fees or set up costs for using Shopify Payments.
PRO TIP: Shopify Payments has a 2.9% + $0.30 transaction fee for all online credit card sales, and a 1% + $0.30 transaction fee for all in-person credit card sales using Shopify POS. There is also a $20 monthly fee for using Shopify Payments.
However, you will be charged a transaction fee for each credit card payment that you process. The transaction fee is 2.9% + $0.30 for domestic payments, and 3.30 for international payments. If you use Shopify Payments to accept Apple Pay or Google Pay, the transaction fee is 2.4% + $0.30.