Found it while searching for aviate then i realized it needed a code =(
However this application does not you can set different lock screens for different situations. Such as work home out and each will have a different background.
Also another cool feature is the app switcher takes spme.getting used to but you can easily switch to another application.
Its in beta so please rate and provide feedback:thumbup:
"Cover Lock Screen (beta)"
Sent from my SM-N900A using XDA Premium 4 mobile app