Google Cardboard is a simple piece of hardware for viewing 360° videos, and other virtual reality experiences. A phone or other device is inserted into the Cardboard viewer.
Games and apps for Cardboard: Google Play
Information about developing apps: Google Cardboard developers site
Operating system requirements:
Cardboard on an Android phone requires version 4.1 or higher.
Cardboard on an iOS requires version 8.0 or higher.
Not all viewers work with every phone. If you see a device incompatible message, you may not have a device with a gyroscope included. To see whether your phone will work with a specific Cardboard viewer, check the viewer's website.
You can find all lendable devices at the Ask Us desk.