We access appworld from the main menu of our blackberry curve 9300. now click on the search icon and type “whatsapp messenger” select whatsapp messenger and and click on it; click on download and introduce our blackberry id; now just follow all steps and we will have installed whatsapp for blackberry curve 9300. from a qr code:. Whatsapp messenger is a free messaging app available for android and other smartphones. whatsapp uses your phone's internet connection (4g/3g/2g/edge or wi-fi, as available) to let you message and call friends and family. switch from sms to whatsapp to send and receive messages,... Whatsapp is a cross-platform smartphone messenger available for blackberry
