At its BlackBerry Live event in Orlando, Florida, BlackBerry just announced that its popular BlackBerry Messenger service is going cross-platform. This summer, BBM will finally be available on Android and iOS — and it will be completely free.

Apple has confirmed it will seek to add Samsung’s new Galaxy S4 to its ongoing patent-infringement lawsuit against the Korean electronics giant.

In a statement filed in the U.S. District Court in California on Monday, Apple said it has analyzed the Galaxy S4 and “concluded that it is an infringing device and accordingly intends to move for leave to add the Galaxy S4 as an infringing product.”

Nearly three in every four smartphones sold during the first quarter of 2013 were running Android, according to the latest statistics from the analysts at Gartner. Google’s operating system grabbed a whopping 74% of the market share during the three-month period, while Apple’s iOS came in second with 18.2%.

Companies choosing to build Windows Phone, BlackBerry, and Symbian powered devices might want to look away now.

Nokia has this morning announced its new Lumia 925, a Windows Phone smartphone with an aluminum frame that hopes to step up Nokia’s fight against Apple and Samsung. But does the Lumia 925 really have what it takes to compete with the iPhone 5, the Galaxy S4, the HTC One, and other high-end smartphones?

We’ve put together a spec-by-spec comparison to help you decide whether Nokia’s new flagship is worth the switch to Windows Phone.

Nokia has today announced the Lumia 925, a new Windows Phone flagship that will be hoping to steal market share away from Apple and Samsung in 2013. The device boasts an aluminum frame and offers an 8.7-megapixel rear-facing PureView camera — both of which are firsts for Nokia’s Windows Phone devices.