It can be used on devices with both Android and iOS operating systems. The payment system has been operating since 2009 and has improved this year with the introduction of the largest mobile payments network in the world, M1ST. Boku is a mobile payment and digital wallet service based on carrier billing (users can pay for various goods and services using the mobile phone number) payments accepted by global merchants that allow you to quickly and effectively fund your online account on the best sports bookies.