Here at Fueled, a design and development company based in New York and London, we are obsessed with everything that happens in mobile, be it rumors of iPhone hardware, delectable Android updates or new apps we love.

Every Friday, we’d like to help you “top up” your weekly knowledge of the mobile industry so you can keep your finger on the pulse. Here’s This Week in Mobile: Volume 17.

Verizon + KitKat

Today, Verizon announced that the new Android operating system 4.4 Kitkat will be available to the Droid Ultra, Maxx and Mini smartphones. As we mentioned in a previous Top Up post, KitKat originally launched on the Moto X with Verizon. KitKat replaces Android 4.2.2 Jelly Bean. via The Verge

Blackberry

After news of a a Q3 $4.4 billion loss, Blackberry announced today that it will be partnering with Foxconn to jointly develop and manufacture new smartphones targeted towards the emerging market. The first smartphone from Foxconn will arrive in the spring of 2014 in Indonesia. via CNET

Foursquare

Foursquare announced yesterday that it has raised $35 million in Series D funding. The money comes from a slew of firms and venture capitalist firm Draper Fisher Jurvetson's Barry Schuler- former CEO of AOL-  is joining Foursquare's board. Good luck, neighbors! via TechCrunch

Windows 8.1

Microsoft is preparing to ship the Windows Phone 8.1 update with a centralized notification center and Siri-esque assistant. The company is currently beta testing copies of the 8.1 update and is likely to release its features in April, 2014. via The Verge

Lift

We've been hearing a lot about the new app, Lift lately. The motivational Android and iPhone app helps you to stay on top of healthy habits and activities by tracking your progress. The UX  is simple but very pretty. Perhaps it will help us stay on top of our 2014 resolutions... via Business Insider

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