Dec 7, 2015
Sep 11, 2014
There is no official SoundTouch app for Windows Phone devices and no announcements have been made so far about whether or not one will be developed for the future.
This has been proposed by other users in our Feature Request section, and you can add your vote to that here: (https://www.soundtouch.com/CommunityDetail?_escaped_fragment_/feedtype=SINGLE_QUESTION_DETAIL&dc=Sou...)
Thank you for your question.