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Games like Operator Unknown | IndieDex

Operator Unknown
Games like Operator Unknown

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single-players with secrets you find without a guideor

Games like Operator Unknown

A compact single-player horror game about navigating a strange dream-memory, with varied monster mechanics and a retro pixel-art look that lasts about an hour.

ZERO PROTOCOL
A compact sci-fi survival horror adventure with retro 3D visuals, puzzle-solving, non-linear story, and monster battles, playable in about six hours.
2024-09-26
- Action
- First person

Adventure

Horror

Survival

CAPTURED 2 cover art

CAPTURED 2

A tense, ~3-hour single-player horror game about photographing anomalies in a shifting apartment while evading deadly entities.

2026-04-22

Action
First person
Horror

JANITOR BLEEDS cover art

JANITOR BLEEDS

A short, slow-paced mystery-horror adventure in an abandoned arcade where you solve mysteries and survive a hostile shelter.

2022-04-07

Action
First person
Puzzle
Adventure
Horror
Survival
Indie
Arcade
Mystery

OYASUMII cover art

OYASUMII

A short, retro-themed horror exploration game set in liminal spaces, mixing walking-sim and platforming with surreal body horror and an unexplained mystery, typically finished in about 1.5 hours.

2025-03-07

Action
First person
Adventure
Horror
Indie

Spectator cover art

Spectator

A short single-player horror sim where you monitor surveillance feeds for creepy anomalies.

2023-02-06

Action
Puzzle
Indie
Arcade

Tales of the Forgotten cover art

Tales of the Forgotten

A compact PSX-style horror anthology of three ghost stories with jump scares and multiple endings, taking roughly 80 minutes to complete.

2025-03-28

First person
Adventure
Horror
Indie
Mystery

NiGHT SIGNAL cover art

NiGHT SIGNAL

A tight single-player horror sim about a signal-picking TV with an uncanny clay-flesh look and a runtime of about an hour.

2022-11-07

Indie
Simulator

Three Minutes To Eight cover art

Three Minutes To Eight

A surreal single-player pixel art adventure that uses a time-loop death mechanic to unravel multiple endings in an atmospheric, story-rich world.

2023-10-23

Science fiction
Puzzle
Adventure
Indie
Text
Mystery
Point-and-click

Last Report cover art

Last Report

A short pixel-art psychological horror where you monitor park cameras as a night shift ranger, with a cozy but creepy tone and multiple endings.

2025-07-11

Adventure
Horror
Indie
Side view
Simulator
Mystery
Point-and-click
Visual Novel

DERE EXE: Rebirth of Horror cover art

DERE EXE: Rebirth of Horror

A retro pixel-art horror platformer with meta twists and a yandere stalker, playable in about four hours.

2021-04-24

Action
Adventure
Indie

Dream Corps cover art

Dream Corps

A compact surreal horror walking sim where you explore nostalgic, increasingly disturbing environments in a sinister game of escape.

2026-07-10

First person
Adventure
Horror
Indie

They Watch cover art

They Watch

A challenging retro-styled first-person horror about escaping mazes while hunted by eldritch entities, with a dreamlike atmosphere and short sessions.

2025-11-19

Action
First person
Thriller
Horror
Indie
Stealth
Arcade