App is a 2013 English-language Sci-Fi Thriller movie written by Robert Arthur Jansen and directed by Bobby Boermans. App was produced under the production house 2CFilm. A young psychology student is drawn into the dark and fearful world of a diabolic and mysterious App that starts to terrorize her, distributing compromising photographs, videos and text messages about herself and delves deeper and deeper into her personal life, flawlessly exposing all of her deepest secrets. App features Hannah Hoekstra in the lead role along with an ensemble cast including Isis Cabolet, Robert De Hoog, Mark Van Eeuwen, Patrick Martens, Harry Van Rijthoven and Alex Hendrickx. The music was composed by Herman Witkam. Cinematography was done by Ezra Reverda and editing by Brian Ent. The motion picture has a running time of 75 minutes. It was released on 3rd April 2013. A young psychology student is drawn into the dark and fearful world of a diabolic and mysterious App that starts to terrorize her, distributing compromising photographs, videos and text messages about herself and delves deeper and deeper into her personal life, flawlessly exposing all of her deepest secrets.