Facebook rolls out free voice calling for Android users in the US
Mirroring its rollout of free VoIP calling for iOS, Facebook has updated its Messenger app for Android to allow free calling for users in the US. The free calling service launched for Canadian Android users in early March, so today's announcement ...
Facebook gives US users free calls in Messenger for Android
Facebook brings free VoIP calling to Android users in the US - Engadget
Facebook Rolling Out Voice Calls On Android To Messenger Users In The US