Sprint debuts Wi-Fi calling for Galaxy Mega, Galaxy S4 Mini

Sprint on Friday announced that the Samsung Galaxy Mega and Samsung Galaxy S4 mini are the first to support its new Wi-Fi calling. Available shortly, the free service allows for calls and messaging over traditional Wi-Fi networks. Users will need to download and install the latest over-the-air software update. As for that update, the carrier says it should be pushed automatically  in the coming weeks.

According to Sprint