PlanetCloud PBX

With PlanetCloud PBX from Planetcomm, turn your smartphone into a fully-featured VoIP phone. Make and receive calls over your 3G/4G or WiFi connection while enjoying all the features available to VoIP phones. Make outgoing calls using your company's caller ID instead of your personal mobile number, or dial other extensions directly using just the extension number.

You'll be required to register to use PlanetCloud PBX.