Patched
All of our servers are located in Switzerland, and we handle software development in-house.
Threema is built to minimize data retention on servers. Here’s how we ensure your privacy:
Local Management
Group memberships and contact lists are managed exclusively on your device and are never stored on our servers.
Data Deletion
Messages are deleted immediately after being delivered.
Encrypted Storage
Local files are stored securely and encrypted on your mobile phone or tablet.
Compliance
We adhere to European privacy legislation (GDPR), effectively preventing the misuse of personal information, including metadata.
Threema has brought joy to many users who appreciate its high level of freedom and usability. It is especially well-received on Android devices. Many players have not only enjoyed the app but also made friends through it.
Threema offers a variety of features designed to enhance your communication experience:
Send text messages and voice messages
Edit and delete messages on the recipient’s end
Make voice, video, and group calls
Share videos, pictures, and locations
Send any file type (PDF, animated GIFs, MP3, DOC, ZIP, etc.)
Chat from your computer using the desktop app or web client
Create and manage groups
Conduct polls with the poll feature
Choose between dark and light themes
Quickly reply using a unique agree/disagree feature
Verify contacts by scanning their personal QR codes
Utilize Threema for anonymous messaging
Optional contact synchronization
Threema employs end-to-end encryption for all communications, including messages, voice and video calls, group chats, files, and status messages. This guarantees that only the intended recipient can view your messages.
We use the trusted open-source NaCl cryptography library for encryption, ensuring that encryption keys are generated and securely stored on users’ devices, preventing unauthorized access or copies.
Embrace secure and private communication with Threema today!