Top similar games like Mortanum:

Uncover the mystery of an arctic cargo outpost's lost crew in this horror game. Take in the frozen sea and delve into the depths of the facility, finding items and uncovering new paths with each one to learn what really happened here. But be careful, because something else might be here with you.

A slow burn retro horror game, in which you arrive at the old lighthouse on a small island near the coast of the United States. After the previous keeper has gone missing, you need to take over his duties and watch after the light.

Wittengrad is no more is a surreal, narrative walking sim with horror elements. The city's foggy streets will lead you through the story of a single evening in Barnaba’s life. You will encounter the peculiar inhabitants of Wittengrad, though… does it even matter? After all, Wittengrad is gone.

A short horror game where you pilot a submarine to collect samples on the crushing depths of the ocean.

You are sentenced to 30,000 hours in prison. Earn your freedom by identifying and reporting spam.

A first-person psychological horror with a strong emphasis on atmosphere and storytelling. Explore an ever-shifting Victorian mansion as a painter seeking to complete his masterpiece, even at the cost of his own sanity.

Implements of Hell is a first-person psychological horror game. Explore the mysteries, unlock the secrets, and change the outcome in a slow-paced atmospheric, and extremely horrifying experience.

You just want to play a video game in an old game club, but time passes quickly, and strange noises draw you into a dark nightmare! A nightmare that begins with an old video game... Are you ready to experience a 2D platformer game within the heart of a 3D first person psychological horror game?

In the end, everybody gets what they deserve. The sins of the past always manifest within the minds of the sinners. An eternity of suffering awaits, welcome to The Survey.

What is inside the Red Fridge? Collection of six episodes of psychological analog horror. Tour through liminal spaces filled with surreal events and uncanny strangers. Inspired by retro horrors of the PSX era.

Among the Sleep: Enhanced Edition is a new and improved version of the award winning first person horror adventure. In the game you play as a small child trapped in a weird nightmare where you go looking for your mom.

From the creators of Amnesia: The Dark Descent and Dear Esther comes a new first-person horrorgame that will drag you to the depths of greed, power and madness. It will bury its snout into your ribs and it will eat your heart.

A lightweight psychological horror and a walking simulator, where the player needs to carefully observe the surroundings to succesfully flee from this wretched place.

How long has it been? A man sits in a distant getaway cabin waiting for his wife Serena. Where is she? Things in the cabin evoke memories, and the husband comes to a disturbing realization... This short point-and-click adventure is the result of a massive collaborative effort between dozens of fans and designers of adventure games.

Set in a creepy amusement park hiding a dark and sinister secret, The Park is a first-person psychological horror experience focused on exploration and storytelling.

The stars aren't quite right and there is no one left to ask why. Navigate a desolate snowscape in your lone vehicle, keep your systems running and discover the fate of the expedition that came before you in this short retro survival horror experience.

A teenage girl and the vengeful ghost possessing her stumble onto horrors of cosmic proportions as the latter searches for a way to murder the former.

Callus is a short psychological horror (~30 minutes) in the walking simulator genre, featuring jump scares and themes of cruelty and overprotection. It was released as a transitional project between larger releases, with an intentionally simple story and concise gameplay.

You wake up to find yourself standing before an old house. The painful memories buried deep within your heart suddenly return. You don’t remember it well, but you used to live here. This is where it happened.

A routine spacewalk procedure traps you in an endless loop. Observe the spaceship carefully, detect anomalies, and choose the right path to reach the airlock and escape.

"Welcome to the Hudson Hotel, where our guests are our top priority." — This is not the hotel you remember. This is not the hallway you know. Something here is trying to lead you astray. Observe your surroundings, spot irregularities, and choose the right path. That is, if you really want to leave.

EP.9 is the ninth and final game in the current series of projects. It is a psychological horror anthology featuring six novellas. Different locations. Different characters. Different situations.

Don't trust your eyes. A spot-the-difference horror with photography and a mysterious story. Explore 3 levels, find 100+ anomalies, and manage your sanity — mistakes warp reality. Uncover the truth of Project 404!

An atmospheric horror, exploration and automation game all set in the dim halls of an apartment building

Narrative-driven first person horror adventure inspired by Lovecraft's short novel "The Nameless City". Explore the ruins of a city that some say they are older than humanity itself. While you delve deeper into the ancient buildings, reality and visions blend into an indistinct haze.

Investigate a mysterious old museum as an agent of the Anomalous Research Bureau. Identify strange anomalies, file accurate reports, and endure the nights until your investigation is complete.

A free short first-person horror game of dream puzzles - unsettling, surreal, with strange logic.

A short horror game where you unpack in a new house and experience paranormal occurrences.

You overslept at work, and when you woke up, everyone was already gone. The office is eerily empty, and strange anomalies seem to have taken over. Explore the office, gather your 29 items, and go home.

A first-person horror game about a janitor, whose day turns stranger by the minute. This game features some random events, that make every playthrough slightly different.

From the darkness is a psychological horror game with a scary atmosphere, the game takes place in an old Soviet abandoned apartment.

Exorcize the demonic in this psychological horror game set in early 1900s England. Navigate a haunted university by solving light puzzles, fueling your lantern, and hiding from a demon that can phase through walls. The gates of hell shall not prevail.

Lured to a remote island, you find yourself confined within the rooms of an ominous mansion. You must draw upon all your puzzle-solving ability to navigate a series of trials devised by a mysterious figure known only as “The Craftsman”. Do you have what it takes to escape?

A short, first-person horror game where you play as a desperate man seeking a cure for his sick wife in a mysterious vineyard. Harvest, crush and ferment grapes as you uncover the secret beyond the basement doors.

Smuggle contraband VHS tapes across the border. Discover the remnants of illicit industry. Prepare for an assassination. This is Paratopic, an atmospheric retro-3D horror adventure through a cursed fever dream.

You are an Earworm. You are an underworld contractor who hacks memories for a living.  Dive into the memories of your victims in order to unlock the security questions to their bank account.