A free app for Android, by Appwallet Technologies.

This application is intended for entertainment purposes only. It is a game that allows you to create your own ghosts and place them in your photos. You can adjust the opacity of the image to give a real look. You can choose from a variety of different ghosts such as a head, body, or other parts. You can rotate and scale the image to fit properly. You can use the slider to change the opacity. 

The photo editor is intended for use in conjunction with a camera or another image-taking device. You can create a photo in which the ghost is visible and use the slider to adjust the opacity.