What are some alternatives?
When comparing CuriosityStream VR and Sketchfab Virtual Reality, you can also consider the following products
Spatial - Collaborate from anywhere in AR
Dream - The savings lottery where you never lose
VeeR VR - Global VR video community
Simpsons Cardboard - The Simpsons and Google have come together to create VR
Facebook Spaces - Facebook's social Virtual Reality platform is here!
IKEA VR Experince - Explore and interact with an IKEA Kitchen in Virtual Reality