It’s been 18 months since Apple announced its Wi-Fi calling feature in iOS 8, a good time to take stock. While the rollout has been a bit slower than anticipated, all the major operators now support ...

Singtel has launched voice over Wi-Fi (VoWiFi) for its post-paid mobile customers, with customers able to "seamlessly" transition their voice over LTE (VoLTE) calls when in range of a Wi-Fi network at ...

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, ...

Alcatel-Lucent is integrating Wi-Fi with mobile networks with its lightRadio architecture, allowing users to move seamlessly between the two networks and authenticate using the SIM card, the company ...