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Horror

Featuring tense atmospheres, unsettling themes, and often supernatural elements designed to frighten or disturb players. Games in this category may include jump scares, psychological terror, or survival elements set in eerie environments.

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Mystery

Weaving intrigue and suspense, these experiences challenge players to uncover hidden truths, solve puzzles, and piece together clues in enigmatic narratives or atmospheric settings.

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Latest free prototypetagged Horror and Mystery (331 results)

331 results

Explore prototype games tagged Horror and Mystery on itch.io · Upload your prototype games to itch.io to have them show up here.

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Fortune tellers from beyond the grave
Play in browser
Find what Nightmares Lie Within this Uncanny Manor House
Survival
80s Slasher Horror Game
Adventure
Learn the dark history of the Toyol in this point-and-click puzzle game.
Puzzle
Survive medieval zombies! Find your missing mentor!
prototype I created, heavily inspired by P.T.. This is WebGL version
Play in browser
prototype I created, heavily inspired by P.T..
The seas aren't kind to tortured souls
Puzzle
First-Person Horror set on an oil rig made in Unreal
Play in browser
Investigue a casa e ache uma forma de sair do looping temporal!
Puzzle
​Join your Favorite Drilling Enterprise on a harrowing Journey through the Inner Stratum!
No one opens a door without a number.
Action
Juego de terror psicológico sobre fabricar cerámica tradicional Mata Ortiz, a la par de lidiar con un monstruo.
Visual Novel
This is a beta of a new and exiting horror game called Dark Serenity, based on true events
dice frenzy
Survival
Play in browser
Find secrets, complete difficult puzzles, and avoid the creature.
Puzzle
Play in browser
A choose-your-own-adventure horror game still in development; playtesters much appreciated.
Adventure
Play in browser
Visual Novel
Play in browser
An exploration and puzzle game whose aim is to find the source of paranormal events and destroy it.
Puzzle
Horror Prototype Game
As an Echo Forensic it is your job to solve a crime by piecing together the events in reverse.
Adventure
Eerie Mystery Game based on a true story
Adventure
Find the potato. Survive. Don’t be afraid (or at least try not to be).
Survival
Command your crew across an alien world
Strategy
Play in browser
¿Recordarías si fueses un asesino?
Visual Novel
Original Developer: Artur Łączkowski
Something sinister spreads itself on the moon's surface...
Play in browser
Explore a crypt with only your faith to protect yourself
Adventure
One day your best friend messages you asking to meet up. You never made it to your destination.
Action
Play in browser
A Field Analysis of Rustwood Invasive Growth Patterns and Associated Faunal Adaptations
Rebuild a shattered life bit by bit.
Visual Novel
Decipher the chilling murder of a child by unraveling riddles
Card Game
Role Playing
Play in browser
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