When it comes to smartphones, the common sentiment is that your Wi-Fi network will always take precedence over your mobile connection. In other words, those with data caps generally don’t have to ...

If you haven't got an unlimited plan on your phone, you'll need to keep an eye on your mobile data use each month. You don't ...

FaceTime calls do use data, and you can check how much through the Settings app on your iPhone or iPad.

You can easily turn off data roaming on your Android phone to prevent surcharges. Here's how to do it.

Many of us have signed up for an unlimited internet plan, thinking we'd never have to worry about running out of data. While the wording on the plan might suggest worry-free 4K video streaming and ...