Top similar games like Theory of Poltaran:
Theory of Poltaran $9.99
Theory of Poltaran is an action - adventure game where players can explore the surroundings of locations, participate in battles with creatures from laboratories, as well as fully immerse themselves in a fantastic plot.
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Psych$9.99
Experience the story of Alexander Green and find out what happened on the day of the accident in this First Person horror Adventure. Follow the development of Alex, solve puzzles around the event and try not to fall into madness as you search for answers.

Zort$4.0
Zort is an action, adventure, and horror game that can be played with up to 4 people. Explore maps with your friends and have fun while escaping from various creatures. Experience a realistic horror experience with in-game voice chat with your friends!

Forgiveness$3.99
Forgiveness is a first-person ambient horror fps game set in the late eighties. After divorcing his wife Emma, Ben moves into the old house where his mother Amanda used to live. While moving in, he realizes that some strange things have been happening in his mother's house.

İfrit$1.99
Ifrit is a first-person psychological horror game. It can impress you with its dark atmosphere, which is realistic and frightening. Are you ready to face the Ifrit demons, the strongest of the demons?

THE MULLER-POWELL PRINCIPLE: ForewordFREE
This prologue was created to present an overall concept of the main game through a pair of gameplay hours to introduce you to some of the game’s mechanics, creatures, and ideas.

The Gravehouse$9.99
Take on the role of a defenseless man in this survival-horror game and experience frightening evil firsthand: A trap leads you straight into a gloomy mansion where gruesome things are going on. A creepy life and death adventure begins that will take you to dark cellars, jails and even worse places..

Overdose WW2$0.99
Overdose WW2 is an FPS game set in the Second World War. It is a game that aims to offer an experience like 90s FPS games. Overdose comes with content that aims to offer you a long gameplay and nostalgia. The game is an FPS game set in the second world war.

Desert Mystery$0.99
A hardcore tactical shooter, where your main mission is to eliminate any threat blocking your way and escape the enemy lines

Star Fighter$0.99
Start Fighter is an arcade game about the battle of spaceships. Explore the space station, shoot down enemy ships with heavy laser cannons, and control a maneuverable battle starship or a giant cruiser.

Gust of Wind$9.99
A story-driven stealth game. Sneak, climb and fight your way through post-apocalyptic environments. Old-school stealth experience crafted in an immersive simulation spirit.

Fear in The Modern House - CH3$2.99
Face the challenges behind this supposedly cursed residence, solve puzzles, find hidden objects, and find a way to escape this place without getting caught.

Deer Journey$5.99
Deer Journey is a third person walking simulator game. Outcasted by the other deers, an albino fawn is forced to go deep into the forest to find a place to live. Join him on his journey through a world too big for which he may not be yet ready.

Final Recurrence$9.99
With so many missing persons cases revolving the Shepherd's Hill forest, why is yours any different?

Until Lights Out$1.99
A beautiful Christmas night that was interrupted, by a haunting and terrible curse. Look for an answer to all this, and maybe you have a chance to survive.

Nevermind This$5.49
Step into the world of "Nevermind this", a heart-pumping horror where confusion, chaos, fear, distraction and even fun come together for an unique game experience, in a cursed hut from old Lumberjack. Don't let them mess with your mind.

Backrooms: Lost Place$4.99
Single-player horror game based on the backrooms universe. Your task is to pass levels, puzzles and try not to die during all this.

Hanctt Origins$5.99
Hanctt Origins is a dark retro FPS straight out of the Lovecraft novels. Witness our character complete his journey on the Hanctt continent.

Kill The Topulus$1.99
Kill The Topulus, shoot with timing and skill to survive! Complete unique challenges, climb the global leaderboards and prove you are the Master of Topulus!

ANONYMOUS HUNTING SIMULATOR$0.99
ANONYMOUS HUNTING SIMULATOR is a dynamic first-person shooter. Your task is to explore the location and collect ten masks to complete the level.

Void or Hollow$1.99
You woke up in a cell in the basement. What now?

MiSa$1.99
MiSa is a single-player horror adventure game where the player moves through five locations in the mind of the main character Mark. The goal of the game is to find a way from the world of illusions to reality, successfully distinguishing between them.

Potentia$19.99
Third person shooter action adventure game with post-apocalyptic theme. Witness the adventures of Victor and his friends in this abandoned world.

Morels: The Hunt 2$19.99
Morels 2 is a simulation game about mushroom hunting and wildlife photography. Explore a diverse range of locations spanning across the globe. Increase your hunter and photographer levels by collecting a variety of mushrooms, photographing animals, and completing weekly tasks.

The Abandoned$4.99
The Abandoned is a short First Person Horror experience where you will find items and use your abilities to blast through waves of enemies while you uncover the story one chapter at a time.

Presence$1.99
Plunge into the world of the bloody tragedy that took place at the boarding school and feel the fear and someone's frightening presence.

Fragment of Humanity$4.99
a first person virtual reality game explore a lab full of dangers, fight creatures.

Hero's Story$24.99
Fight monsters, look for treasures and defeat powerful bosses in this blend of first-person action and RPG! Save Teandria - an ancient kingdom on the verge of collapse, or let it be destroyed. This is your story!

Y. Village - The Visitors$7.99
Batu, tormented by nightmares, is lured to a nameless village via cryptic letters. Investigating the village's secrets with just one friend, he wakes one night to discover his ally gone. He must now locate his friend and elude the village's dark mysteries.

Apartament 1406: Horror$4.99
Apartment 1406 is an intense horror game, that challenges you to constantly survive in a hostile environment. Collect items to survive against limited ammo and creatures that lurk in the dark. Solve the puzzles and survive in this dark game.

Big Larry$0.99
The dark night starts with a simple task. Suddenly realizing youre trapped and alone... your fight or flight response kicks in. Especially when the creepy school mascot was just found DEAD. Figure out puzzles, watch your surroundings and most importantly do not disturb BIG LARRY.

Bears In Space$19.99
Unleash your inner bear in this over-the-top bullet-hell FPS! Embark on a zany retro-futuristic adventure and destroy oil-thirsty robots with an outrageous arsenal. Transform into a bear, wield unique powers, and embrace the absurd fast-paced action of Bears in Space!

Test Subject$4.99
An action-packed single-player FPS where you fight your way off an alien ship using fists and power-ups. Test your strength, wits, and resilience to survive and escape.

Bright Lights of Svetlov$4.99
Bright Lights of Svetlov is a short, story-focused first person quest about a Soviet family facing harsh trials. Set in a fictional provincial town, it carefuly recreates the atmosphere and vibe of mid 1980s.

Biolum$7.99
Biolum is a 30min VR sci-fi narrative experience. Dive to uncharted depths of the ocean and discover a beautiful world of bioluminescent creatures. But all is not what it seems. What lies beneath the surface?

Unknown Signal: Invasion$39.99
Unknown Signal: Invasion is a continuation of the exciting sci-fi game. This time you have to go to an unknown planet to investigate a new mysterious signal coming from an unknown source.

Sentinel Agency$29.99
Sentinel Agency is a first-person survival shooter with dinosaurs! As a special investigator from the Sentinel Agency, you go on a murderous adventure on a dinosaur theme park island! Shoot, sneak, uncover secrets, survive!

Book of Spells$39.99
Book of Spells is an adventure game with RPG elements. You will take on the role of a traveler eager for new adventures!

OBSCURY : THE LAST$2.99
Monsters from the darkness want to catch up with you, try to survive this night with some of the most horrible monsters, you will need to survive in the nursery and fight off monster attacks when the lights go out.

Cult, Chapter OneFREE
Find what you came for and escape, before they get what they want...

Unforgotten: Ordinance$9.99
Face your fears, uncover the secrets of the past and fulfill your own destiny. In the wild impenetrable forests of Siberia you will face those who look beyond our reality and only the right choice will allow you to reach the end. Test yourself in a new psychological ethno-horror.

All Abug!FREE
Faced with the threat of a wave of toxic fumes, embark on an expedition to save yourself from certain death. Gobble up obstacles on your path to allow your caterpillar to move along and board survivors who also seek asylum!

Rift WorldFREE
Rift World is a hardcore FPS game full of action-fueled magical encounters set in a surreal parallel world.

It Takes Two$39.99
Embark on the craziest journey of your life in It Takes Two. Invite a friend to join for free with Friend’s Pass and work together across a huge variety of gleefully disruptive gameplay challenges. Winner of GAME OF THE YEAR at the Game Awards 2021.

Unsettled$9.99
Unsettled is a short single-player first-person adventure game. Experience the most exciting journey of your life against the background of the beautiful landscapes of the northern mountains.

SandsFREE
"The sands have no pity." The inhabitants of Zetta-115 often say that. The same they instill in their children from an early age. And this is what they whisper about, sitting in their dilapidated shacks, waiting for the impending storm...

Dark and Deep$19.99
A conspiracy podcast drags you into a hauntingly illustrated world of mystery and terror. Reveal secrets and horrors with mystical frames given to you by a strange observer. Dark and Deep is a first person cosmic horror game with a focus on puzzles and exploration.

Joyville 2$12.99
Joyville 2 is a first-person horror puzzle-adventure game set in an abandoned children's camp. Explore two parallel worlds where the joy of the past meets present horrors. Uncover the camp's dark secrets, face magical yet dangerous creatures, and discover the truth behind events from decades ago.

GHOST: AC-130 Close Air Support$2.99
You are the gunner of the AC-130 Gunship. One of the most lethal war machines ever made. Use your skill with thermal optics and three of the biggest and most lethal guns ever produced to stop the enemy cold. This is a mindless shooter. A game to zone out with. Relax, and destroy.

CargoSpace$4.99
Deliver packages in a world torn by goddesses. Working for Cargon they guarantee your package will arrive no matter what hazards!

Quantum Sleeper$8.99
Research Facility G-1-6 has gone dark. Your mission: reestablish contact and investigate the communication blackout. Equipped with AEGIS-scanner and a flashlight, uncover what is really going on here.

Cartier 06$9.99
After a long day at work, all you want is to relax on the couch—but the night has other plans. Step into the shoes of a Romanian engineer in the mid-2000s and survive a harrowing night as something hunts you in the shadows.