WhatsApp Web is a web client for WhatsApp, which enables you to chat without needing the app installed on your phone. It's available for Chrome browser on Windows and Mac OSX, as well as Android devices with Chrome or Opera browsers. WhatsApp Web offers all features including voice messages, camera uploads etc., although there are some limits to what can be done with it so far. For example, emoji cannot be seen in the Browser but they show up fine if sent from a mobile device. The other limit is that you can't do multipart multimedia either [cause of...