On Feb. 24, 2009, Jan Koum incorporated WhatsApp Inc. in California and began developing what would become the biggest messaging application in the world within just a few years.
WhatsApp started as a basic way to send status updates to all of the friends in your phone address book, but as people started to use it as a way to send messages to their friends, Koum realized that heâd inadvertently created a messaging service. As Koum said, âBeing able to reach somebody halfway across the world instantly, on a device that is always with you, was powerful.â
Today, WhatsApp is one of the biggest messaging platforms in the world, with more than 1.5