As of March 2025, WhatsApp had three billion monthly active users, up from over 2 billion monthly active users in March 2020.
The service is one of the most popular mobile messaging apps worldwide and was acquired by social network Facebook for 19 billion US dollars in February 2014.
WhatsApp is a cross-platform instant messaging service for smartphones that relies on the internet for the transmission of messages.
Based on a low-cost subscription model, WhatsApp is a cheap alternative to carrier-billed text messaging via SMS, especially for international or group messaging.
The mobile messaging app enables users to share text, image and video messages.
