WhatsApp is a freeware, cross-platform, centralized instant messaging and voice-over-IP service owned by United States tech conglomerate Meta Platforms. It allows users to send text, voice messages and video... Wikipedia
- Original author(s): Brian Acton, Jan Koum
- Developer(s): Meta Platforms, Will Cathcart (Head of WhatsApp)
- Written in: Erlang
- Operating system: Android, iOS, iPadOS, KaiOS, macOS, Windows, Windows Phone, Wear OS, Web (The latter two require one-time verification from the mobile app client.)
- Size: 183.7 MB (iOS), 78.6 MB (Android)
- Available in: 40 (iOS) and 60 (Android) languages
- Type: Instant messaging, VoIP
- License: Proprietary software with EULA, "European Region", "others"
- Data source: DuckDuckGo
