My free Mosquito Swarm 3D/VR arcade game is available on the Google Play Store. (Version 1.3 now out of beta testing!)
https://play.google.com/store/apps/details?id=com.modla.andy.swarm3dfree
I wrote this app using Processing-Android and the Google Cardboard SDK.
See Github for the open source software SDK used to write this app.
https://github.com/ajavamind/Processing-Cardboard