Pay-by-phone transactions let you buy digital products or services using your...

https://www.fastbookmarks.win/pay-by-phone-lets-you-buy-online-and-charge-the-cost-directly-to-your-phone

Pay-by-phone transactions let you buy digital products or services using your mobile device without needing a credit card. Charges go directly to your monthly phone bill or are deducted from your prepaid credit