Both are available in the preview of Microsoft's next version of Windows, but you can choose which one to work with.
CEO Tim Cook has promised for more than a year that Apple will bring out new products and step into new categories. At this week's event to talk up larger-screen iPhones, fans are hoping he'll finally deliver the next big thing -- a wearable device.
This app can open your camera app from the lock screen if you hold the device in landscape orientation and press the power button.
Why not reserve just under half of one Earth rotation to revisit the greatest 16-bit games of the 1990s (and even more terrible ones!)?
If you've taken the time to carefully customize your Windows 8 Start screen layout, backing it up might be a good idea.
At Corning's Gorilla Glass testing labs, the glassmaker that fronts Apple's iPhone tried to show that rival sapphire crystal isn't all it's cracked up to be.
By default, the Windows 8.1 Start button triggers the familiar Start screen. But you can alter its behavior to display the Apps screen.
The wearable device maker is still keeping Apple and its health data platform at arm's length, particularly after the iPhone maker cut the cord on their retail relationship.
The new device's sensors will track heart rate, steps taken, calories burned and sleep, according to a Microsoft privacy statement.
Fitbit dives into all-day heart-rate tracking with its new Charge HR and Surge, but you'll have to wait until early 2015 to buy them. We went wrists-on.