Ringadoc nabs $700K to bridge the communication gap between doctors & patients

Patients need a better way to communicate with their physicians, and Ringadoc believes it can help. Investors agree; the San Francisco-based startup added another $700,000 to its seed round today, bringing its total funding to $1.9 million.

U.S. smartphone users spend $37.8B annually on international calls, says Rebtel

While consumers are flocking to services like Skype to chat with friends and family internationally for free, there's still a huge market for international calling, according to the latest survey sponsored by the voice-over-IP company Rebtel.

Rebtel’s VoIP app hits the iPad, now over 17M users strong

Building on its voice-over-IP calling empire, Rebtel announced today that its VoIP app is now available for the iPad.

Rebtel has become a popular solution for consumers who want to make cheap phone calls — the company revealed today that …

Sprint to offer higher quality calls through HD voice late 2012

The HTC Evo One LTE 4G wasn’t the only major announcement Sprint had in up its sleeve today. The carrier also revealed that it will start rolling out HD voice service at the end of the year.

Basically the new …

500M cheap VoIP calls propel Rebtel to 15M users

Rebtel, the second-largest voice-over IP calling company behind Skype, announced major milestones today that prove consumers just can’t get enough of cheap phone calls.

The company says that it has surpassed 15 million connected users (it’s unclear how many of …