It's a good obsession to have ...

I have an AT&T iPhone 4 with the 200 MB/month data plan. Last month, I somehow managed to exceed my monthly cap by 7 MB, even though the myAT&T app showed that I had used 180 MB with 5 days left in my ...

You might think you're being careful with your phone data, but the truth is, most of what drains it happens quietly in the background. Even when you're not scrolling or streaming, your phone can be ...

I have a Google Nexus One phone on T-Mobile’s network, so I can use the handy T-Mobile MyAccount app to keep track of how many calls I’ve made during the current billing period. The app also tracks ...

iPhone's "System Data" can take up a lot of space on your smartphone. Here's what we know. Credit: Future Publishing via Getty Images It's a dreaded notification that some iPhone users have come to ...