
Zulip
Open SourceZulip is a chat and collaborative software.
Discover best Secure Messaging iPhone softwares, apps and websites.
Zulip is a chat and collaborative software.
Sicher is a freeware instant messaging application for iOS, Android, and Windows Phone. Sicher allows users to exchange end-to-end encrypted text messages, media files and documents in both private and group chats.
Wire is a cross-platform, encrypted instant messaging client created by Wire Swiss. It is available for iOS, Android, Linux, Windows, macOS and Web browser clients.
Signal is the most scalable encryption tool.
Threema is an encrypted instant messaging application for iOS, Android and Windows Phone.