Reliance Jio recently started rolling out Wi-Fi calling feature across India. The company has a list of compatible devices on its website which currently includes over 150 smartphones ...

Meanwhile, with an aim to attract more people to its dongle business ... mobile devices to access Jio's 4G high-speed internet connectivity and create a personal Wi-Fi hotspot.

So far, only Reliance Jio and Airtel are offering Voice over Wi-Fi calling services across the country. Vodafone has also made these services available, but only in selected areas. Meanwhile ...