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Games like IMMORTALITY | IndieDex

IMMORTALITY
Games like IMMORTALITY

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single-players with secrets you find without a guideor

Games like IMMORTALITY

A dark, lengthy interactive mystery that has you scrub through footage from three unreleased films to uncover the fate of a missing actress.

The Centennial Case : A Shijima Story
A single-player FMV mystery-adventure across 1920s, 1970s, and 2020s Japan, blending branching choices with a praised narrative and tedious puzzles.
2022-05-12
- Adventure

Historical

Mystery

SIMULACRA 2 cover art

SIMULACRA 2

A single-player indie mystery that has you solve a dead influencer's case via her phone and social media, with branching routes and strong voice acting in a ~5-hour experience.

2020-01-30

Thriller
Adventure
Horror
Indie
Simulator
Role-playing (RPG)
Mystery

The Infectious Madness of Doctor Dekker cover art

The Infectious Madness of Doctor Dekker

A single-player Lovecraftian murder mystery where you type questions to patients in live-action video, with well-regarded acting and a roughly 10-hour playtime.

2017-05-19

First person
Puzzle
Adventure
Horror
Indie
Simulator
Mystery
Point-and-click

[Chilla's Art] Jisatsu | 自撮 cover art

[Chilla's Art] Jisatsu | 自撮

A compact Japanese found footage mockumentary horror game that scares through atmosphere and sound, despite technical flaws.

2023-12-15

Horror
Indie

A Hand With Many Fingers cover art

A Hand With Many Fingers

A short, non-linear CIA-archive investigation where you search classified documents to unravel a conspiracy; praised for its research feel but divisive for its abrupt ending.

2020-06-09

First person
Thriller
Adventure
Indie
Historical
Mystery
Drama

SIMULACRA cover art

SIMULACRA

A tense interactive horror mystery played entirely through a missing woman's phone, with jump scares and a typical playtime of 3-5 hours.

2017-10-26

First person
Thriller
Adventure
Horror
Indie
Simulator
Text
Role-playing (RPG)
Mystery
Visual Novel

Mystery of the Malign cover art

Mystery of the Malign

A single-player indie detective adventure of investigation and interrogation, with thorough logical deduction but an abrupt ending and a ~13.6-hour median reviewer playtime.

2025-09-22

Adventure
Indie

Alfred Hitchcock - Vertigo cover art

Alfred Hitchcock - Vertigo

A cinematic, atmospheric psychological thriller with detective investigation and conversation choices, offering a roughly 10-hour narrative where reality and fantasy blur.

2021-12-16

Action
Puzzle
Thriller
Adventure
Horror
Third person
Visual Novel

oneway.exe: Module 1.0 cover art

oneway.exe: Module 1.0

A story-rich single-player adventure inside an abandoned, decaying game, blending supernatural dread and dark comedy across internet eras — with polarizing puzzles and roughly 7-hour median reviewer playtime.

2025-10-22

Action
First person
Puzzle
Thriller
Horror
Survival
Indie
Stealth
Mystery

Heart of the Forest cover art

Heart of the Forest

A 6-7 hour interactive FMV horror adventure about a doomed hike in Germany's Black Forest, with a chilling atmosphere but a slow, choice-driven story.

2026-02-12

Adventure
Horror
Indie
Visual Novel

Martha Is Dead cover art

Martha Is Dead

A dark single-player psychological thriller set in 1944 Italy, featuring choice-driven exploration and disturbing mysteries in a roughly 8-hour narrative.

2022-02-24

First person
Thriller
Adventure
Horror
Indie
Role-playing (RPG)
Mystery
Drama

The Signifier Director's Cut cover art

The Signifier Director's Cut

A psychological thriller detective walking sim that explores surreal memories and dreams, with a janky but fascinating narrative lasting around 9-10 hours.

2020-10-15

First person
Science fiction
Puzzle
Thriller
Adventure
Horror
Indie
Mystery