The app

The GammaGen app is available from Apple’s App Store and Google Play for the iOS and Android platforms respectively.

This sequence represents the operational process of using the app:

  1. Download the app from the appropriate platform to suit your device.
  2. Prepare the user-supplied VR headset and headphones for immediate use.
  3. Open the app.
  4. If using of the first time, complete the registration process, including reading the Terms and Privacy statement.
  5. The app allows the user to select LIGHT and/or SOUND via a dashboard screen.
  6. Press START.  An on-screen countdown from 60 seconds will begin.  The user should connect the headphones to the smartphone and slide the smartphone into the VR headset adjusting for comfortable use for a maximum of 60 minutes.
  7. At the end of the countdown the session begins.  A white light flashing at 40Hz will fill the screen of the smartphone and the audio will play a 40Hz tone.
  8. After 60 minutes, unless the user has ended the session early, the app will end the session.
  9. The app will upload the session data to
  10. The app will set the earliest possible next use of the app for 18 hours hence.