Smartphone carriers account differently for data transfer, texting (SMS) and phone calls. A carrier's cellular data plan is based on ... and answers (Siri, Google Now, etc.) as well as apps ...

text and data. It's within that promise that things can quickly get messy. After a variety of changes over the years, Verizon today has three main unlimited plans, all with similar names but ...

Like domestic cell phone plans, these plans offer talk, text, and data options, but they allow you to use these features while you travel internationally. Some international plans even offer ...

When it comes to wireless plans, AT&T is among the simplest. Like its rival US carriers, AT&T offers a variety of different options, all with the promise of "unlimited" talk, text and data.