Streamlined payment options like e-wallets, pay-by-phone, and instant transfers...

https://sierra-wiki.win/index.php/The_Struggle:_Why_Typing_Card_Numbers_on_Mobile_is_a_Design_Fail

Streamlined payment options like e-wallets, pay-by-phone, and instant transfers make mobile gaming smoother by removing manual data entry. You get a faster experience, while tokenisation and OTP protocols keep your financial data secure.