EE, Vodafone UK and Three UK give users multiple Wi-Fi calling choices

While voice over Wi-Fi (Vo-WiFi) has existed in various formats, the key challenge for mobile operators is that, like VoIP and other over the top voice technologies, they can't control these services.

FierceWirelessEurope examines the various paths wireless operators are taking to support voice over Wi-Fi in their new feature EE, Vodafone UK and Three UK choose different paths for Wi-Fi calling.

Service providers are taking three key approaches to Vo-WiFi: offering peer-to-peer calling and messaging, making applications downloadable, and providing voice services in areas where they have little or no coverage due to poor signal strength.

Check out FierceWirelessEurope's new report here.