Pay-by-phone lets you buy online and charge the cost directly to your mobile...

https://ellasexcellentcolumns.quantlynix.com/posts/can-i-pay-for-streaming-services-through-my-phone-bill

Pay-by-phone lets you buy online and charge the cost directly to your mobile phone bill or prepaid credit. It's a simple way to pay without needing a credit card or separate app