So, you're looking to add a second line to your T-Mobile plan? Maybe you just picked up a new Android smartphone with an ...

T-Mobile is one of the fastest-growing carriers in the United States thanks to aggressive pricing, marketing, and a penchant for doing the unexpected. The Uncarrier has significantly shaken up the ...

RCS is now available on the iPhone as of the latest update, but your carrier still has to support it. These carriers will ...