FRIENDS VR APP
You can create Virtual Reality (VR) apps for LG 360 VR. To develop a Friends VR app, you need to download the Google VR SDKs first, then start creating a new VR app or adapt your existing app for VR with changes on the code and settings. If you come with an experience with the Google VR SDKs, you will find it relatively easy to create a Friends VR app.
LG 360 VR is a VR goggle that can be connected with the LG G5 via a dedicated cable. LG 360 VR has a stylish design that is foldable so that users can easily carry and watch VR content anytime, anywhere.
So, why not develop Friend VR apps?
GOOGLE VR SDK
The Google VR SDKs let you build experiences for Cardboard. Refer to here for detailed information on using the Google VR SDKs for Android and Unity.