We just released an update for windows Phone.
In order to get our digital coupons, simply download from your Windows Phone Device the application named “Wallet Pass“.
“Wallet Pass is an app that allows to load passbook files (pkpass) in a Windows Phone and show them in almost their original way. Every passbook can be saved in the app and in the wallet. Features: -Import .pkpass files from browser or email. -Show passbooks to use them. -Show locations included in passbooks and use it in Nokia Here Maps. -Automatic save to wallet. -Manage every passbook in the app. -Pin live tiles in start screen for every passbook. -Save calendar events from passbooks data. -Show notifications in action center from passbooks. -Automatic updates.”