Zain KSA first launched (Zain Pay) service which allows direct mobile operator billing facility for Windows Phone Store in partnership with Microsoft, Zain announced. Zain subscribers can now use one-tap mobile payments to purchase games and apps in ‘Windows Phone Store' without the need to use credit cards, with charges being completed through the subscriber's monthly postpaid bill or prepaid balance. Zain KSA is the first operator in the kingdom to launch the service with Microsoft, and the third in the MENA region. The new service comes in line with Zain's strive to bring value and innovation, offering the best possible customer experience, as part of the transformation plan implemented by the company currently.— SG