App the Horror

Name: App the Horror
Genre: Horror, Thriller
Released: 2026-02-18
Duration: 1 h 28 min
Cast: Kim Young-jae, Kim Ju-a, Yang Jo-a, Kim Hee-jung, Park Seo-ji

2026·Movie

·1h 28min·

4.2

No stream option in US yet.

Links go to licensed services. Data from JustWatch and TMDB.

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About

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.

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Actors

Kim Young-jae

Dong-ju

Kim Ju-a

Han-byeol

Yang Jo-a

Sun-young

Kim Hee-jung

Na-yeon

Kim Young-sun

Sun-young

Anupam Tripathi

Suneta

Limm Yea-eun

Collector

Lee Seung-yeon

Eun-ah

Kim Gyu-nam

Ha-rin

Crew

Directed by:

Hyung Seul-woo, Son Min-zun, Ko Hee-seop

Written by:

Lee Sang-min

Produced by:

Hyung Seul-woo

Composed by:

Kim Yong, Choi Su-yong

Sequels and Prequels

No sequels or prequels available

Media

Questions about App the Horror

Quick answers from GoodWatch data.

Where can I stream App the Horror legally?

GoodWatch doesn't know of a legal streaming option for App the Horror in the United States right now. Pick another country in the Where to Watch section to check elsewhere.

Is App the Horror worth watching?

MediocreGoodWatch score

Reviews are weak, with a GoodWatch score of 48/100 (IMDb 4.2). The GoodWatch score combines critic and audience ratings.

How long is App the Horror?

1 h 28 min

App the Horror runs 1 h 28 min.

What language is App the Horror in?

Korean

It was made in Korean. Produced in South Korea.