Threema OnPrem is a messaging solution designed for organizations that require maximum security. This self-hosted chat application is suitable for professional use in government agencies, police forces, and industrial companies. The app is not available for private users, and Threema OnPrem must be set up on the company server in order to use it.

Threema OnPrem offers a self-contained chat environment that is unparalleled in terms of confidentiality. With the combination of Threema's well-established security architecture and total data ownership, the app provides a secure messaging solution for organizations. The app is easy to use and navigate, with a clean and simple user interface.