Caller ID is standard now, but it wasn't always. When widespread adoption started in the 1990s, it was controversial to the point that it was widely viewed as an invasion of privacy. For people with ...

Signal is one of the best messaging apps for people who value privacy, but its biggest criticism was that it used your phone number to register and message other people. The company has now addressed ...

WhatsApp is one of the few services that has been free for years and still offers a bunch of new features every year, which are somehow useful to users. From disappearing messages to chat locks and ...