Pay-by-phone lets you make purchases by charging them directly to your monthly...

https://www.novabookmarks.win/pay-by-phone-lets-you-buy-digital-goods-and-services-using-your-mobile-device

Pay-by-phone lets you make purchases by charging them directly to your monthly phone bill or using prepaid credit. It’s a simple way to buy digital goods without a credit card, making checkout easier on your phone