Voice over WiFi

As the name suggests, VoWiFi is a solution where a mobile network call is made using a WiFi network. This means that the phone does not use a 4G / 3G / 2G(Edge) mobile network to make calls, but a WiFi connection or wireless internet. It is therefore a service that supports and in some cases replaces the mobile network.

A similar VoLTE (Voice Over LTE) solution …