WhatsApp boasts more than 2 billion users worldwide, but if you don’t live in one of the countries where it’s popular, you may have never used it. Still, if you’re looking for a good messaging ...

WhatsApp is a free, multiplatform messaging app that lets you make video and voice calls, send text messages, and more — all with just a Wi-Fi connection. With over 2 billion active users, WhatsApp is ...