Download it for free. Don't be.. afraid!
Detect and see Ghosts! Ghost Observer is a new app launched on the App Store in march 2013. It is also a professionnal quality detector, that uses the iPhone's magnetic sensors to scan electro-magnetic frequencies. This is the best way to spot paranormal phenomenon.
You can use Ghost Observer to hunt the spirits, to see them, take pictures, and to ear and translate any communication from the spirit world.