FaceTime Audio provides an easy way to make voice calls without relying on carrier networks.

WhatsApp is rolling out voice and video calls on WhatsApp Web, starting with one-to-one chats. Screen sharing is included in ...

It hasn’t been a very good week for Skype, which has been dealing with some serious downtime issues, but it looks like there’s good news on the horizon. Skype offers mobile apps for iPhone, Android, ...