Film
App the Horror
2026· 15· 1h 28m· Horror· Thriller
“The ones who shold never be sean... are now visible.”
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.
2026-02-18
Cast & Characters
Select anyone for a tight summary — the full story lives on their Person page.
Key Crew
DirectorHong Seung-gi
WriterLee Sang-min
ProducerHyung Seul-woo
Director of PhotographyChoi Jong-man
Original Music ComposerKim Yong
EditorKo Hee-seop
Full cast & crew (12 cast · 14 crew)
Details
Released2026-02-18
Runtime1h 28m · 15
StatusReleased
StudiosHeartpeople
LanguagesKorean
CountriesSouth Korea
Rating5.0/10 · 4 votes
Original languageko