WhatsApp goes after Snapchat with 'View Once' disappearing messages

You'll need to have the latest WhatsApp beta installed on your phone to try it out. What you need to know The latest WhatsApp beta adds a new 'View Once' feature. It allows users to send photos and videos that automatically disappear after the recipient views them. The feature is currently available only on Android. WhatsApp has rolled out a useful new feature called "View Once" with the latest beta version of its Android app. The feature was first revealed by Facebook co-founder Mark Zuckerberg...