Link to the English site, the text of the petition is writen in german, sorry.
https://www.change.org/petitions/kasper-systems-gmbh-threema-wir-bitten-um-eine-app-erweiterung-von-threema-f%C3%BCr-windows-phone-8
Threema is a verry secure messaging service with end to end encription. Currently it is only available for Android and iOS but by signing this petition we might be able to change this !
More Info on Threema here: https://threema.ch/en/
Thanks
https://www.change.org/petitions/kasper-systems-gmbh-threema-wir-bitten-um-eine-app-erweiterung-von-threema-f%C3%BCr-windows-phone-8
Threema is a verry secure messaging service with end to end encription. Currently it is only available for Android and iOS but by signing this petition we might be able to change this !
More Info on Threema here: https://threema.ch/en/
Thanks