This is widely considered the gold standard for "holo flash projector app download for android." Unlike older apps that only play pre-loaded videos, HoloDisplays uses your camera to overlay holograms on real surfaces.

: Genuine "hologram" experiences on phones usually require a physical accessory, such as a transparent plastic pyramid, to reflect a specifically formatted video from the screen to create an optical illusion. Genuine Projector and Hologram Apps for Android