The ghost detector is a powerful, sleek and stylish piece of technology that can be used ghost radar to investigate paranormal activity. his app uses ghost radar and entities to create a map of where the ghost is. This app will also tell you if you have a spirit in your home. Instructions Start the app and allow camera access Slowly walk around your house to recon and see if there’s a ghost or spirit The radar scope will show you the direction and distance to the entity If you found a ghost