The Ghost Detector — Haunted Radar app claims to be the most accurate ghost detecting app. It works by picking up changes in electromagnetic fields to identify whether or not ghosts are present.

I therefore give this app an A+. 2. Ghost Detector Radar with Camera Just your typical office.Image: screenshot/ghost detector radar with cameraUsing this app can be a huge pain in the ass.

I therefore give this app an A+. 2. Ghost Detector Radar with Camera Original image has been replaced. Credit: Mashable Using this app can be a huge pain in the ass.