Sex and the City tour: Available on itourmobile app:
iTourMobile provides clients with a platform to create rich, interactive GPS guided digital experiences of their establishment and other outdoor and indoor points of interest throughout the world.
https://itunes.apple.com/us/app/itourmobile/id544445760?mt=8
https://play.google.com/store/apps/details?id=com.itourmobile.app
Godfather Movie tour: available on same as above
Ghost Tour of New York (its own app):
Experience the many ghosts and 41 haunted locations of New York City with 60 minutes of ghost stories on your mobile device!
https://itunes.apple.com/us/app/the-ghosts-of-new-york-city/id719162720?mt=8
https://play.google.com/store/apps/details?id=com.itourmobile.ghostnewyork