Threema for
Your Platform

Mobile app


Licenses are not transferable between app stores; the respective license terms apply. Learn more…

Web client

Web client

Installation instructions, system requirements, and further information can be found in the Desktop/Web FAQs.

Open web client

Threema for Organizations

Just like email, instant messaging has become an integral part of everyday work life. Threema Work is the secure and privacy-compliant messaging solution for organizations of all types and sizes.

Threema Work

The ideal chat app for business.
Learn more Free trial

30 days, 30 users. No automatic renewal. No payment details required.