In the United States, you can get a second phone number for free by signing up for ... apps that use either Wi-Fi or your cellular data plan. This makes them very easy to set up and relatively ...

By setting up a hotspot over Wi-Fi, Bluetooth, or USB cable, you can turn your phone into a source of internet that laptops, tablets, and other phones can use to get online. Most of the major ...

For those planning to stay connected or get some work done in the air, in-flight Wi-Fi costs can really add up, with airlines charging by the hour or offering any number of paid packages.