Abstract: A method for operating an integrated smart shopping cart app using autonomous payments, includes: a step in which an integrated smart shopping cart icon is displayed through an online/mobile shopping mall app program driven in a first server, the integrated smart shopping cart icon is clicked and activated by a purchase requester, purchase information about the purchase by the purchase requester is transmitted from the first server to an integrated smart shopping cart app driving program of a second server, and a payment is made in the integrated smart shopping cart app on the basis of the purchase information by a payment right holder who is different from the purchase requester, or a step in which a payment is made by a payment right holder who is different from the purchase requester through an app driving program operated in the first server.