Android and Apple's iOS rule the roost, but a bevy of others gun for the number three slot.
Articles about Mobile OS
No-one will deny that Cupertino's products are fashionable and beautifully-designed. But that doesn't make them enterprise-grade.
Microsoft may be phasing out usage of both 'Nokia' and 'Windows Phone' in its advertising and marketing materials as soon as this holiday season.
A plan to introduce a scheme for national mobile roaming across the UK seems to have been rejected.
One third-party case maker says it has the specifications for the larger 5.5-inch iPhone, a phablet-sized device. Will it cannibalize iPad mini sales?
The iCloud hack has cast Apple in a poor security light. Yes, the company dropped the ball on this one, but it is a leader in many other ways.
I know it isn't released yet and it's too late for Apple to fix the iPhone 6, but Apple has the opportunity to correct old mistakes (and new ones) at the same time for the iPhone 7.
Microsoft's next major Windows release is rumored to have some connection to a 'Windows as a Service' concept. But WaaS may not be what many think.
Timing is everything, and if Apple is planning a smartphone payment system, it's making a move at the right time.
Apple's latest smartphone will be out the doors later this month. But for Apple to succeed it has to appeal to both consumers and business customers. Here's what it has to land with, in order to take off.
Microsoft is adding iOS and Windows Phone email-profile provisioning and IE 11 Enterprise Mode support to its Windows Intune device-management service.
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.