Sarah Jacobsson PurewalPCWorld Follow me on Google+

Sarah is a freelance writer and editor based in Silicon Valley. She has a love/hate relationship with social media and a bad habit of describing technology as "sexy."

The 15 best Android widgets

These useful widgets should be on your Android home screen.

The best free apps for marathon runners

Training for any race—let alone a 26.2 mile marathon—can be a daunting task. Luckily, there’s an app, or several, for that!

Mad scientists, rejoice! 10 tablet apps take spreadsheets on the go

Need to crunch numbers and analyze big data? You're no longer limited to a hulking desktop. These apps let you work with spreadsheets wherever work takes you.

Review: Bring your beater car into the 21st century with Magellan’s SmartGPS

This $250 iOS app and mini-tablet combo gives you the connected-car experience without buying a brand-new car.

Review: Moshi’s Concerti for iPad mini offers stylish, if somewhat boring, protection

This suede-like folio cover for the iPad mini is elegantly designed, but has a few quirks.

The best social networks for private people

We find the best social networks to use if you’re not a social networking butterfly.

Review: Omron Activity Tracker is more than just a pedometer

This smart activity tracker records workouts and pace as well as calories burned at rest. Too bad it doesn't come with a way to connect it to your computer.

10 yoga apps to help you find mobile Zen

These apps will help your yoga practice whether you’re a beginner or an instructor.

Review: Lenovo’s IdeaPad Yoga 11 is convertible, portable, and…it runs Windows RT

This laptop-tablet hybrid would be a lot more tempting if it ran Windows 8.

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Review: Lenovo’s IdeaPad Y500 offers excellent gaming specs for the price

Lenovo's made a solid-performing gaming laptop in a smaller, lighter, cheaper package.

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Review: Cygnett’s Workmate case for iPad mini is bulky but protective

This shock-absorbing case will protect your mini from drops and spills.

Review: AfterShokz Bluez are surprisingly comfortable

These wireless bone-conduction headphones are quite comfortable, but perhaps a tad expensive for the sound quality.

How modern cars already drive better than you do

Your car started out-driving you when it got antilock brakes and power steering. Add sensors, lasers, and cameras, and the gap between today's heavily automated cars and tomorrow's self-driving cars is narrowing fast.

Review: Wello brings affordable personal training to your home

Wello connects you with a personal trainer wherever you are, as long as you've got a WiFi connection and a webcam.

Most controversial: Cadillac ATS

Offering an all-touch user interface for the infotainment system is a bold step, but the concept doesn't cut it in real driving conditions.