BOT - The best free VoIP call app, encrypted and unblocked in all countries
Access your favorite features using the Xfinity Connect mobile app from Comcast.
Grandstream Networks announces Wave, a free Video VoIP app for SIP-based calling
Better caller ID & dialer 📞 Get names and photos of unknown calls and contacts
Free International Calling App - Call abroad over WiFi and 3G/4G at great rates
Free app to send bulk SMS to phone contacts with any sender name of your choice
Collaborate with video, voice, instant messaging and presence on Android device.