Can I view InstaVR generated iOS & Android apps without cardboard?

Yes, InstaVR generated Android & iOS apps can be viewed without Cardboard on single view(non VR) mode by enabling InstaVR Dashboard >> Branding >> Home Screen Options >> Dual View Icon prior to packaging. After Installing application on respective device, user can disable "Dual View" option from the app itself in order to view application in Single (non VR) view.