Nostalgic for that Nextel push-to-talk capability? Sprint brings the feature back through a free app that works with select Android phones, including the Samsung Galaxy S4 and LG G2.
With a standard chat layout, you can send voice messages, photos, and texts.
Recycled cell phones get a fashionable new lease on life as they're embedded into the soles of high heels, Wellington boots, running shoes, and men's dress shoes.
A gadget for text messaging without cell service sees a spike in interest from the pro-privacy crypto and Bitcoin communities -- even though that wasn't its creators' intention.
The walkie-talkie ease of push-to-talk meets modern smartphones in Verizon's rebooted service for business.
AT&T launches a trial program to test out its enhanced push-to-talk feature for mobile field service workers.
The Brooklyn-based startup is offering a solution for off-the-grid travelers who need low-cost connectivity for their smartphone -- and it doesn't rely on satellites.
Voxer Walkie-Talkie is an excellent communications app with all the tools you need to get in touch quickly.
Pricing not available
Bruce Timm has produced an animated Batman short film for the character's 75th anniversary celebrations in a retro 1930s style.
He's big and wears bright red, but Santa still proves elusive. Your chances of catching him should improve immeasurably with a high-tech Santa stakeout kit.