| Rebtel Takes On Twilio, Launches Free VoIP SDK For iOS And Android App ... TechCrunch “In the beginning we have no intention to make money from this,” he says. “The bandwidth cost for us is ... Building a service that is specifically aiming for scale on smartphones only could help tip the balance in the other direction. Added to Rebtel ... |
Rebtel Takes On Twilio, Launches Free VoIP SDK For iOS And Android App ... - TechCrunch
