One of the nifty things about Google’s Project Fi wireless network is that the company doesn’t charge anything extra for tethering, so if you want to use your Android smartphone as a mobile hotspot, ...

Using two SIM cards, or enabling a dual-SIM setup, can be helpful when you need two separate phone plans on a single device. It easily lets you consolidate personal and work numbers on one phone, for ...

While most people seem to manage just fine with a single SIM card in their smartphone, some -- especially travelers, who can save money by fitting a local SIM card into their handset -- love the ...

A dual-SIM setup lets you use one phone to make and receive calls and texts from two numbers. It's also super convenient and can save you serious cash when traveling. We show you how to use two SIMs ...