-Works with Google Cardboard-
Check : https://cardboard.withgoogle.com/
This is Card board unity3d plugin sample game
you can download codes in
AR Sample not include this app
but codes in github
"What's Google Cardboard?"
Cardboard is a lowcost, easytoget virtual reality viewer that transforms a phone into a basic VR headset. Learn more about Google Cardboard at g.co/cardboard.