You can add new contacts to WhatsApp manually from the Chats tab or you can scan someone's QR code within the app.

WhatsApp has introduced several features over time to improve user convenience, including Chat Lock, HD photo sharing, message editing, and screen sharing. One of its more useful and widely ...

If you use the popular messaging app WhatsApp on an iPhone, there may be times when you wish you had the ability to add more than one account. The good news is that a recent update for WhatsApp, ...