New versions of mobile apps with shuffle support are available for Android and Windows Phone.
Google play – https://play.google.com/store/apps/details?id=parfenov.mobile.dsalarmclock
Windows marketplace – https://www.microsoft.com/ru-ru/store/p/ds-alarm-clock/9nblggh5g5pf
AppStore App coming soon.
Check you don’t also have shuffle enabled in ‘Now Playing’. Open the now playing bar at the bottom when you are listening to a track and check the shuffle icon on the left isn’t green.