WhatsApp has launched a new service by which now you can start using WhatsApp from your PC. You will need latest version of WhatsApp (Works for all except iOS device) and Google Chrome browser. Just follow this simple steps:
1. For Android – Install / Upgrade to the latest version of WhatsApp from Google Play Store. It should be version 2.11.498 or above.
2. Visit https://web.whatsapp.com/ on your chrome browser. You will see a QR Code.
PS: WhatsApp has started banning WhatsApp+ (crack version of WhatsApp) users.