DiscussierWhatsApp is the world's most popular messaging application with over 2 billion monthly active users across 180 countries. Founded in 2009 by Jan Koum and Brian Acton, and acquired by Meta Platforms (formerly Facebook) in 2014 for $19 billion, WhatsApp provides end-to-end encrypted messaging, voice calls, video calls, and media sharing. The app supports group chats with up to 1,024 participants, broadcast lists, and WhatsApp Channels for one-way communication. WhatsApp Business offers tools fo...