Android and Apple's iOS rule the roost, but a bevy of others gun for the number three slot.
Articles about Mobile OS
The Western smartphone market is slowing, thanks in part to almost everyone owning one nowadays. But the outlook still looks strong, thanks to Android in emerging markets.
The maker of a new $33 smartphone billed as India's cheapest says it aims to sell half a million in the next three months in what it called a 'new era' for the market.
Making a profit and convincing consumers to purchase a Windows Phone handset is a difficult task, said Huawei's consumer business chief in an interview with The Wall Street Journal.
We're downloading fewer apps than we used to, and most of us have never paid for an app, ever.
HTC launched a Windows Phone version of its HTC One on Verizon -- its first Windows Phone flagship in two years.
Microsoft is aiming to make available a technology preview of Windows Threshold around late September or early October.
Microsoft's plan to integrate its Cortana digital assistant technology into Windows Threshold is looking more likely, according to a new report.
It's now technically and legally possible to build a 7-inch tablet running Microsoft's Windows Phone operating system. Will any OEM — including Microsoft — do so?
Microsoft is going to do more than reintroduce a Start menu as part of its plan to make Windows 9, a k a 'Threshold,' more appealing to Windows XP, Vista and Windows 7 users.
It's the first of the month, which means it's time for another look at the state of the PC and mobile markets, using the latest data from two large web analytics firms.
Microsoft has filed a contract dispute suit against Samsung over Android patent-licensing royalties.
Microsoft is still on track to deliver a second update to Windows 8.1 in August. But don't expect it to include any major features or to be mandatory.
BlackBerry said BBM for Windows retains the native user experience and modern design of the Windows UI.
Microsoft will make the first update to Windows Phone 8.1 available to developers the week of August 4. Here's what to expect in that update, feature-wise.
Microsoft is releasing Cortana, its personal digital assistant for Windows Phone, in beta in China and the U.K., and in 'alpha' form in Australia, Canada and India.