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Sprint-exclusive Samsung Galaxy S5 Sport to focus on fitness

Sprint unveiled a new Galaxy S5 flavor along with HD Voice, expanded 4G LTE coverage, and a free 30-day network trial.

Speedier cellular networks ahoy? New tech lets LTE and GSM coexist

Using advanced spectrum sharing, basic voice services can live on while broadband speeds increase

on pcworld.com

Karma hotspot

Karma Hotspot review: A mobile data plan with no-nonsense pricing

This genuine pay-as-you-go data suffers from limited coverage.

AT&T to take on Gogo with in-flight Wi-Fi

AT&T plans to tap into its nationwide network with a service that will provide in-flight Wi-Fi using its LTE service to connect to the plane.

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DataMan Pro keeps tabs on your cellular data usage

If you fret about going over your cellular data plan's limits every month, DataMan Pro is a great app for keeping within your means.

on macworld.com

AT&T adds free international texting to Mobile Share plans

And cheap international calls are coming for people without a contract.

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OnLive founder promises perfect wireless service in crowds

Steve Perlman's Artemis technology promises to create "p-cells" that can help mobile devices thrive in close proximity. Here's how it works.

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LA building's lights interfere with cellular network, FCC says

The FCC has cited the owner of a Los Angeles building for using faulty fluorescents after a complaint form a carrier.

on pcworld.com

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Verizon Edge trade-in plan now lets you swap phones every month (with a catch)

Verizon tweaked the trade-in timing of its Edge plan, but the cost is still sky-high.