WhatsApp, Telegram Or Signal: Which Messenger Has Better Features, Security? Jan 09, 2021, 16:07 IST WhatsApp sure is one of the most popular messaging apps right now. It has over 2 billion monthly users. In 2014, Facebook bought WhatsApp. The app recently updated their privacy policy. The new terms and conditions include information on integration with Facebook. WhatsApp will share data with Facebook for better ad experience. Personal messages will not be shared, but other details regarding user behavior will be shared. This doesn’t mean WhatsApp will start showing ads, but it means that the parent platform, FaceBook will give you targeted ads based on the data that WhatsApp shared.