You can make a call on WhatsApp to a single person or to a group of contacts, but you'll need their phone numbers and an ...

X, formerly Twitter, has just opened up its video and audio calling feature to users on all tiers – allowing everyone with an X account to call other users for absolutely free. The extended capability ...

After months of fielding complaints for removing the service, Google is once again allowing Gmail users to make free telephone calls directly from their inbox, all without any kind of service contract ...