Threema for
Your Platform
Mobile app
![iOS](/images/screenshots/ios/en/light/single_chat-portrait.jpg?v=1)
![Android](/images/screenshots/android/en/dark/conversations-portrait.jpg?v=3)
Licenses are not transferable between app stores; the respective license terms apply. Learn more…
Desktop app
![Desktop app](/images/screenshots/desktop/en/single_chat.png)
To use Threema for desktop, the mobile app is required.
Web client
![Web client](/images/screenshots/desktop/en/single_chat.jpg)
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.