Home Payment methods PayPay iOS PayPay for iOS Add PayPay to your iOS app. How do you want to integrate? Drop-inUse our all-in-one UI solution to add PayPay to your iOS app.ComponentsUse the None to make PayPay payments in your iOS app. See also Follow the main integration guides to create your main integration before adding PayPay. iOS Drop-in with Sessions flow iOS Components with Sessions flow iOS Drop-in with Advanced flow iOS Components with Advanced flow