Premium Rate phone (IVR Billing), is still one of the most popular ways to pay using your phone. More commonly accessed on land line (fixed) phones, this allows for customers to simply dial a specific number to be charged on their telephone statement (bill). To bill, the user is charged typically per minute by staying on hold during the call.
For conversions Premium Rate phone has advantages over text payments in certain places, for example charging for horoscopes or short stories. Each billing option has it's own advantages and merits depending on where it is used.