Viber's a Worthy Alternative to Outgoing GrooveIPGoogle has been clamping down on third-party apps that ride piggyback on its Google Voice telephony service. A merger between Google Voice and Hangouts this year will result in the shuttering of an open protocol exploited by apps that used the Google Voice service for free SMS texting and VoIP calling. The days of free Internet-based in-U.S. smartphone calls over Google's network are numbered.
Source:
Viber's a Worthy Alternative to Outgoing GrooveIP
