Mobile app stores lack the necessary mechanisms to prevent such scams, researchers from Kaspersky Lab said
Out of the three major smartphone platforms, only Windows Phone users must pay simply to access the Spotify app. Spotify says that will change, however.
Microsoft's Windows Phone 8.1 will be released in about six weeks, according to a Microsoft support page. It's currently rolling out for the Nokia Lumia 635 and Nokia Lumia 1520 on AT&T.
Xbox chief Phil Spencer puts the kibosh on a dedicated portable Xbox console, instead implying that Windows Phone is the future.
While Microsoft's still focused on increasing the number of apps for Windows Phone, users are more concerned with quality, according to a Reddit "Ask Me Anything" session with Joe Belfiore.
HTC, the second largest vendor behind Microsoft of Windows Phones, says that nothing has changed after the Nokia deal closed.
But the company has a lot of work to do if it wants to catch up to iOS and Android.
Nokia's devices are Microsoft's now. But Nokia brings a lot more to the union, including design and app smarts that Microsoft dearly needs.
"Buy once, play anywhere" comes to Microsoft's ecosystem.
Even in beta, Microsoft's Cortana digital assistant has an impressive amount to say for itself. But is it enough to keep up?