Keep whatsapp™ messages private Whatsapp Blur is a Whatsapp™ Privacy control app. This extension works with web.whatsapp.com provided you are logged in. Blur Whatsapp™ names, photos, dates, message previews, chats. Unlike other extensions this extension lets you control each of these at granular levels. Disclaimer: Whatsapp™ Blur is not official Whatsapp™ application. It is an unofficial extension that is developed and maintained independently.