of Mountain View, California, which was acquired by Facebook in February 2014 for approximately US$19.3 billion. In January 2018, WhatsApp released a standalone business app called WhatsApp Business which can communicate with the standard WhatsApp client. The service requires a cellular mobile telephone number to sign up. WhatsApp's client application runs on mobile devices, and can be accessed from computers. It allows users to send text, voice messages and video messages, make voice and video calls, and share images, documents, user locations, and other content. WhatsApp (officially WhatsApp Messenger) is a freeware, cross-platform, centralized instant messaging (IM) and voice-over-IP (VoIP) service owned by United States tech conglomerate Meta Platforms. Meta Platforms, Will Cathcart (Head of WhatsApp) Ģ3.19.0 / 20 September 2023 35 days ago ( 20 September 2023)Ģ.23.20.4 / 21 September 2023 34 days ago ( 21 September 2023)Ģ.2336.7.0 / 18 September 2023 37 days ago ( 18 September 2023)Ģ.2338.12 / 22 September 2023 33 days ago ( 22 September 2023)ĭate - July 26, 2021 2 years ago ( ) Īndroid, iOS, KaiOS, macOS, Windows (The latter two require one-time verification from the mobile app client.) Messaging and VoIP service owned by Meta Platforms