Any app claiming it can update your phone's hardware flash bulb to project a movie onto your bedroom wall is a scam. These apps often contain aggressive adware or spyware.
No current Android smartphone contains the physical hardware or specialized lasers required to project a 3D hologram directly onto a wall or into empty air. The built-in camera flash is designed strictly for illumination and cannot shape light into complex three-dimensional images. How These Apps Actually Work
Some apps use misleading titles but are actually meant to connect your phone to a physical, external smart projector via Wi-Fi or Bluetooth. holo flash projector app fixed download for android
Many of these apps require access to your camera and flash to trigger the LED light. Go to > Apps > [Your App]. Tap Permissions .
Bottom line
Instead of chasing a “fixed” version of Holo Flash Projector, try these from the Play Store:
While your phone flash cannot project a 3D image onto your wall, you can still experience immersive technology safely: Any app claiming it can update your phone's
– Scan the file with VirusTotal (always do this for APKs).