App the Horror
Directed by Hyung Seul-woo, Lee Sang-min, Sun Jong-hoonWhen the app is launched, a ghost appears. Developed by four young adults, the app becomes the centerpiece of a livestream where they venture into a supposedly haunted mountain to prove its authenticity—only to meet a grim fate.
Where to Watch App the Horror
App the Horror Trivia
App the Horror was released on February 18, 2026.
App the Horror was directed by Hyung Seul-woo, Lee Sang-min, Sun Jong-hoon, Son Min-zun, Ko Hee-seop.
App the Horror has a runtime of 88m.
App the Horror was produced by Hyung Seul-woo.
When the app is launched, a ghost appears. Developed by four young adults, the app becomes the centerpiece of a livestream where they venture into a supposedly haunted mountain to prove its authenticity—only to meet a grim fate.
The key characters in App the Horror are Dong-ju (Kim Young-jae), Han-byeol (Kim Ju-a), Sun-young (Yang Jo-a).
App the Horror is a Horror, Thriller film.
App the Horror has an audience rating of 5.1 out of 10.