To make the hologram feature look actually good, turn the brightness of your phone screen up to 100% and dim the lights in your room. This enhances the contrast and makes the 3D illusion much more convincing.
Most "better" holo flash apps allow you to import custom videos. The illusion only works because black light is "absorbed" by the pyramid, while colored light reflects. Search for "Hologram demo video black background MP4" on Google. holo flash projector app download for android better
: Offers a user-friendly interface for pyramid-based projections and allows you to create your own holographic content. Google Play Professional Projection Mapping Apps To make the hologram feature look actually good,