Threema meets the requirements of Switzerland’s strict data-protection laws and is fully compliant with the new EU General Data Protection Regulation (GDPR). Learn more…
Threema is designed to generate as little data on servers as possible: Groups and contact lists are solely managed on users’ devices, messages are immediately deleted after delivery. This effectively prevents the collection of meta data.
Threema end-to-end encrypts all your communication including messages, voice calls, group chats, files and even status messages. Only the intended recipient, and nobody else can read your messages.
Versatile and Feature-rich
Threema is a 100% independent and self-financed company in the heart of Switzerland with its own servers and in-house software development.
Chat from your desktop with Threema Web and have full access to all chats, contacts and media files.
End-to-end encrypted voice calls: Tap-proof, anonymous, and in brilliant voice quality