Only license keys that have been acquired in the Threema Shop can be retrieved here. If you have purchased Threema via Google Play, you need to use Google Play to update or reinstall it. In case of problems with Google Play, please follow these instructions.

Retrieve license keys by email

Enter the email address that you used for purchasing Threema, and your license keys and invoices will be sent to you again via email.

Email address

Retrieve license keys by Invoice Ref.

To retrieve license keys that you have already purchased, please enter the Invoice Ref. (which consists of 32 characters from 0-9/a-f).

Invoice Ref.