Hello, Erik was/is working on Windows Push support for UPS. Some changes have been pushed to the MASTER branch of UPS (1.1.0-SNAPSHOT) As of now his client SDK is also part of the AeroGear organization on Github. https://github.com/aerogear/aerogear-windows-push/ Cheers, Matthias -- Matthias Wessendorf blog: http://matthiaswessendorf.wordpress.com/ sessions: http://www.slideshare.net/mwessendorf twitter: http://twitter.com/mwessendorf