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Games like The Callisto Protocol™ | IndieDex

The Callisto Protocol™
Games like The Callisto Protocol™

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Games like The Callisto Protocol™

A story-driven survival horror game on Jupiter's moon Callisto, where you fight monsters with stun baton and guns in a tense, moderate-length campaign.

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

Luna Abyss cover art

Luna Abyss

A single-player, story-driven action-adventure on a lunar prison colony with bullet-hell combat and platforming, earning mostly positive reviews.

2026-05-21

Shooter
Action
First person
Science fiction
Adventure

DEATH IN UNISON cover art

DEATH IN UNISON

A short (~3.5-hour) action-survival game set in a prison, playable alone or with a partner, where teamwork and communication are key to surviving deadly psychopaths.

2024-08-29

Action
First person
Horror
Indie

Dead Format cover art

Dead Format

A ~6-8 hour survival horror in 1990s Scotland, following a missing brother's trail through VHS tapes in a tense, resource-scarce adventure.

2025-12-10

Action
First person
Horror
Survival

Dead Space cover art

Dead Space

A terrifying sci-fi survival-horror remake set aboard a derelict ship, mixing atmospheric dread with action, in a campaign that took reviewers about 8–10 hours.

2023-01-27

Shooter
Action
Science fiction
Adventure
Horror
Survival
Third person
Role-playing (RPG)

Moons of Madness cover art

Moons of Madness

A roughly 6-hour first-person cosmic horror adventure on Mars, mixing scientific exploration with Lovecraftian dread, puzzle-solving, and jump scares.

2019-10-22

First person
Science fiction
Puzzle
Adventure
Horror
Survival

Deliver Us Mars cover art

Deliver Us Mars

A roughly 9-10 hour atmospheric single-player sci-fi adventure on Mars, blending exploration and puzzles with a mixed narrative and technical reception.

2023-02-02

Action
First person
Science fiction
Platform
Adventure
Survival
Third person
Indie
Mystery

GTFO cover art

GTFO

A punishing co-op horror shooter in an underground prison, blending stealth and explosive action, where teamwork is the only way to survive hour-long missions.

2021-12-09

Shooter
Action
First person
Adventure
Horror

Scars Above cover art

Scars Above

A linear sci-fi third-person action-adventure shooter on an alien world, with crafting, puzzles, and a story-driven campaign that reviewers found decent but generic, lasting around 8 hours.

2023-02-28

Shooter
Action
Science fiction
Adventure
Horror
Third person

Directive 8020 cover art

Directive 8020

A tense alien survival-horror adventure with stealth and co-op, drawing mixed reviews for its story and stealth, with runs around 6–8 hours.

2026-05-12

Action
Science fiction
Adventure
Horror
Third person

SIGNALIS cover art

SIGNALIS

A dystopian sci-fi survival horror with fixed-camera exploration and item scavenging, weaving a cryptic cosmic mystery around a technician Replika, typically played for about 13–21 hours.

2022-10-27

Action
First person
Science fiction
Adventure
Horror
Survival
Bird view / Isometric
Indie
Mystery

The Chant cover art

The Chant

A single-player third-person horror adventure on a remote island where a botched spiritual ritual unleashes psychedelic cosmic horrors, with a compact ~6-hour campaign and mostly positive player reviews.

2022-11-03

Action
Adventure
Horror
Survival
Third person