Threema. The Secure Messenger

Threema is a secure messenger app for Indian mobile users that prioritizes privacy and data protection. Developed in Switzerland, Threema is used by over 12 million people worldwide and offers end-to-end encryption for all chats, calls, and file transfers, leaving no data trail behind. A unique Threema ID serves as a user's identifier, keeping their identity anonymous. The app allows users to send text and voice messages, make voice and video calls, share locations, and send files in various formats. It also features a desktop app and web client for convenient PC chatting, group creation, and polls. With its commitment to security, Threema has open-source code and regular audits, servers in Switzerland, and deletes messages from its servers immediately after delivery.

Threema is the world’s best-selling secure messenger, used by more than 12 million people in over 175 countries, developed in Switzerland, and designed with privacy and data protection in mind. Whether chats, calls, or files, everything is end-to-end encrypted, and no data trail is left behind. Instead of a phone number or email address, a randomly generated Threema ID serves as a unique identifier – anonymous and secure. Threema protects what really matters: your privacy.

Advantages of Threema:
· Text and voice messages, including emoji reactions
· End-to-end encrypted voice, video, and group calls
· Location sharing
· Sending files in all formats (PDF, GIF, MP3, ZIP, and more)
· Ability to edit sent messages and delete them for chat partners
· Desktop app and web client for convenient chatting on your PC
· Group creation and polls
· Light or dark mode
· No ads, no trackers, no data collection
· Identity verification of contacts by scanning their QR code

Reliable security:
· Open source and regular audits
· Servers in Switzerland
· Anonymous use possible: no phone number or email address required
· Messages are deleted from the server immediately after delivery

Do you have any questions or problems? Our FAQ can help: https://threema.com/support

Enjoy using Threema!
Threema is the world’s best-selling secure messenger, used by more than 12 million people in over 175 countries, developed in Switzerland, and designed with privacy and data protection in mind. Whether chats, calls, or files, everything is end-to-end encrypted, and no data trail is left behind. Instead of a phone number or email address, a randomly generated Threema ID serves as a unique identifier – anonymous and secure. Threema protects what really matters: your privacy.

Advantages of Threema:
· Text and voice messages, including emoji reactions
· End-to-end encrypted voice, video, and group calls
· Location sharing
· Sending files in all formats (PDF, GIF, MP3, ZIP, and more)
· Ability to edit sent messages and delete them for chat partners
· Desktop app and web client for convenient chatting on your PC
· Group creation and polls
· Light or dark mode
· No ads, no trackers, no data collection
· Identity verification of contacts by scanning their QR code

Reliable security:
· Open source and regular audits
· Servers in Switzerland
· Anonymous use possible: no phone number or email address required
· Messages are deleted from the server immediately after delivery

Do you have any questions or problems? Our FAQ can help: https://threema.com/support

Enjoy using Threema!