Hologram 3D describes easy steps to turn any smartphone into a 3D hologram studio just into 5 min using plastic pyramid.

You can also use cool AR models for fun.

You need a special pyramid to see the hologram. You can make it using the tutorial in the app.

https://musthaveapps.org/hologram-3d-privacy-policy/

https://musthaveapps.org/hologram-3d-terms-conditions/