You can make calls and receive texts on your Android phone using WiFi calling, even when you can't get a cell phone signal. Instead of using your carrier's cellular network, WiFi calls and texts are ...

Wi-Fi can easily serve as a backup for your cellular network for calling and texting, especially if you find yourself without signal. Mike Sorrentino is a Senior Editor for Mobile, covering phones, ...

Wi-Fi calling, also called VoWiFi, VoWLAN, or voice over Wi-Fi, allows you to use your Wi-Fi signal to make and receive phone calls. The service appeared on T-Mobile and Sprint networks in 2007, and ...

Wi-Fi calling can be an excellent option for those in areas or buildings with spotty signal. It’s not always a seamless experience, though. It might be better to disable it, sometimes. Let’s show you ...

We are becoming less and less dependent on mobile networks. You can get a data signal almost everywhere that you can get a mobile signal and most of us are around WiFi most of the time anyway.

Now that iOS 8 is out, I'm trying to figure out whether or not my T-mobile iPhone 4S will be able to call over wi-fi. After reading this Ars article, I probably won't upgrade my phone to iOS 8...but ...