Top similar games like Sin-Cay:
Sin-Cay $2.99
A sci-fi adventure with shooter and puzzle elements. The game follows the adventures of Shin-kai, a half-divine creature animated by ancient magic in an uncharted and mysterious world. The story begins in 1959 in the Soviet Union, in a place called "the mountain of the dead".
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Containment Zone$9.99
Containment Zone is a hardcore, realistic, tactical shooter in which the player fights his way through escaped mutant experiments, zombies, and military private contractors to uncover the secrets of the Object 1611 laboratory hidden deep within the Soldanesti district Containment Zone.
House of Evil$3.99
House of Evil - atmospheric survival horror with a first-person view, in which you can test your nerves for strength. The events take place in the mansion that exists in reality. The main character is an ordinary philistine, his wife is an exorcist, after an unusual telephone conversation, the protagonist can not call to the spouse, and...
BloodZone: ArmageddonFREE
Experience the thrill of intense multiplayer combat as you fight for your faction's dominance. Unleash devastating firepower, outmaneuver your opponents, and become a legendary Titan of war for the Vanguard or a Harbinger of R.E.A.P.E.R in this fast paced First Person Shooter!
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.
The Stranger VR$9.99
The Stranger is an intense VR combat game which sets in an incredibly detailed exotic world. Explore the rich sci fi universe and survive with your weapons and wrist blade. Welcome to the world of the Stranger!
The Hell Hives$2.99
Classic FPS style game with modern graphics. Fight through a series of highly challenging levels in a variety of environments. Take on many types of enemies with your shotgun, assault rifle, grenade launcher & nuke launcher. Solve puzzles, race rising lava, decipher codes and activate portals.
The Insignia Project$1.99
The Insignia Project is a horror game that delves into an alternate universe within our multiverse where it has been corrupted and broken beyond repair. UO#-405 is now an ever-consuming universe where all of your nightmares come together into one place. Our universe has just been added to the mix.
ADACA$24.99
A Sci-fi FPS set on the mysterious planet ADACA. - Use your GRAVITY-MANIPULATING arm to HURL objects at your foes or even RIP weapons directly from their hands! - EXPLORE and manipulate the environment in this EERIE and HOSTILE world!
HonoredFREE
Honored is a stealth, action-adventure game where the player uses various gadgets and powers to knock out or kill enemies in order to escape and take down the Egyptian empire.
The Crisis Zone$3.99
The Crisis Zone is a sci-fi exploration game with elements of horror in a dramatic atmosphere. Explore this open world and find information about how you got here and how you can escape from this quarantine zone. Avoid the monsters and security drones patrolling the territory
REPUNK$12.99
Explore abandoned outposts on the surface of Mars, driving a nuclear powered vehicle built in 1942. Find books and discs while you uncover the mysteries hidden under the red Martian sand.
Absolute-Full-Life$14.99
Colourful survival horror first-person shooter with manual weapon reloading and a mystery environment. Discover every secrets in an open world full of diverse enemies and hidden locations.
Delta Manifold$3.99
Explore a strange interconnected world, find weapons to shoot those that stand in your way, and discover hidden upgrades and abilities to discover even greater secrets in an action adventure first person metroidvania.
Samira: Taken From TimeFREE
Transported back in time, you must help Tiki, an ancient mech beetle, escape the apocalypse. Your puzzle solving skills will be put to the test as you attempt to collect the fragmented pieces of his tablet which will empower him with the ability to stop any and all world-ending events.
DownhillMadness$9.99
DownhillMadness is a game unlike any other. Shoot hundreds of projectiles at once and then guide them through multipliers using forcefields and wind, toward goals to make the most money! Complete challenges, unlock levels, and discover new techniques.
KILLFISHFREE
Welcome to KILLFISH. In this Action/FPS game, you'll dive into a captivating world where robots have taken control on a factory. Embark on an epic adventure filled with a unique hook mechanic that will give you freedom to explore and kill in flashy ways.
Rescue The Prisoner$4.99
Rescue the Prisoner: Classic meets modern in this heart-pounding FPS. Unleash tactical chaos, save hostages, and rewrite your gaming legacy.
CuberPunk 2090$12.99
CuberPunk 2090 is an adventure game set in the village of Cuberovka. You play as Vova, a gamer and former president of Cube-States.
The First OdysseyFREE
Face an Odyssey built on violence, horror, puzzles, challenges and human cynicism. Experience a truly atmospheric and realistic survival horror experience in a dystopian future.
Degradation: Kyomu's Fury - 劣化：キョムの怒りFREE
Fight viruses, survive insane waves of rays and bullets, and find out more about the inhabitants of the Network in this mix of exploration and 3D bullet-hell/FPS game.
Hazardous islandFREE
It is an adventure first-person shooter with an open world and RPG elements. Created by one person
Lost Contact$9.99
LOST CONTACT is an exciting realistically designed space station shooter. As the main character of unflinching Nil Heard you will experience soul grabbing horrors of facing the mutant monsters of the Universe.
game about games - первый интерактивный "журнал" об играхFREE
GAG is a new way to talk about games. Episode No. 2: A jump scare as the foundation of horror; Episode No. 1: Dying Light and freedom.
Cybernetic Fault$19.99
Prove your ability to read names next to the big red buttons! Show your ability to fight for life in a science center that is falling apart from the consequences of an insane scientific experiment!
Son of Perun Kharkiv$3.99
Son of Perun: Kharkiv is a first-person shooter in the setting of Kharkiv of the future and retrowawe.
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.
Area 51 : Beyond The Wall$5.99
Join the top-secret mission to defend Area 51, the world's most enigmatic military base. With fast paced action, realistic combat, and a dynamic environment, 'Area 51: Beyond the Wall' will immerse you in a thrilling and challenging experience. Play now and see if you have what it takes!
Fobia - St. Dinfna Hotel$29.99
Explore a decadent hotel across different timelines and uncover the dark history of a fanatical cult and your role in their plans.
Doctor Who: The Edge of Reality$24.99
Experience an unforgettable adventure in space and time. Explore new worlds, face Daleks, Cybermen and Weeping Angels and join two Doctors on an epic quest to save the universe from an unstoppable new threat in this first-person narrative adventure.
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.
IHAS$9.99
Find yourself aboard a giant spaceship in IHAS, a gripping Sci-Fi adventure handcrafted by a solo Ukrainian developer. Experience intense FPS action, mind-bending puzzles, and epic boss battles.
Tell Some Story: Foz$9.99
Action-adventure + Third person shooter. The year is 2042, the near future, the gloomy world of cyberpunk will offer you the role of detective Foz. Random circumstances drag the hero into a showdown between gangs and corporations, where he has to make a choice on whose side he is.
Neon Horizon: Eclipse$6.99
Neon Horizon: Eclipse is a first-person action platformer in which you have to go on an exciting adventure across eight different islands. Each island has its own unique traps and obstacles.
Origin UnknownFREE
Investigate the recently condemned High Rock Hotel in this mystery horror expedition. Solve the disappearance of your father as Lin Wei as she evades parasitic monsters and discovers clues to the truth of what truly transpired in this 1970's hotel.
DeRailed$4.99
When a domestic terrorist resurfaces it falls on an overburdened police department to discover his plot and put an end to it, and as a washed up detective leading the renewed investigation things begin to not appear as they seem.
Abyss$6.99
Take on the greatest futuristic, apocalypse adventure with Abyss.Are you ready to save the world, from the invading creatures? Prove it in Abyss, by Axid Studios.
Invertigo$14.99
INVERTIGO is a first-person sci-fi puzzle-platformer where you have to manipulate gravity to solve puzzles. Explore the abandoned facility and make use of gravity manipulation to advance through the rooms.
ATOLL$1.99
The earth has been struck by an extinction level meteor, eliminating most of humanity. Survive by managing resources beneath the ocean surface in a single-person submarine craft. Test your survival skills to see if you can once again reach the ocean surface and uncover the fate of the earth!
Fear Corporation$9.99
Fear Corporation - This is a game about the hero's fear of his phobias, the hero is terribly afraid of clowns, statues and dolls. Waking up from a nightmare at night, the hero begins to realize that he is still in a dream, because he observes all his most terrible nightmares.
Spelldash$4.99
Spelldash is a hardcore FPS speedrunning game where you kill enemies mid-air to reset your double jump and dash to traverse the levels in your unique way
Nomad Station$4.99
Become a master MI6 saboteur, and earn your name as the ministry's most important asset on the Moon in this 1st-person shooter VR sci-fi epic! Follow the orders of your handler, or explore and find new weapons and defenses! Do whatever it takes to complete your mission!
Last Moor$2.99
Last Moor is a horror game in which a man wakes up and escapes from a secret laboratory on the moon. You have to escape by solving various puzzles, exploring the laboratory, avoiding or fighting the monsters there.
Alien Life Lab$7.99
Giedi Satellite takes a job as a wildlife handler on a colossal nature preserve space station that goes awry in comedic and horrific fashion. Become an Alien Wildlife Control Specialist in this horromedy adventure.
ZAR$9.99
ZAR (zombie apocalypse in Russia) is an indie first person shooter made in 3D graphics.
The mystery of the planet venus$1.99
The Mystery of the planet Venus — is a single player first-person adventure game set on the planet Venus.
Volunteer$2.99
Experience first-person horror and fight to survive in a chaotic landscape infested with bloodthirsty creatures.
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...
The Red$4.99
Debt-ridden and desperate? Get out of the red and into The Red! Join the Red Horizons on Mars as an Extraction Security Associate and pay off your debts by defending your way to wealth in this ironic first-person-shooter/tower-defensy/existential-horror adventure!
Rusty's Day Off: Episode One - Janitor on Duty$14.99
Rusty's Day Off is a stylized FPS with puzzle elements in which you play as Rusty, a janitor, facing his own rogue robots. You'll have to fight, solve puzzles, and jump & run all over the place to get through this day.
Galactic Sanctuaries$3.99
Protect the lighthouse, destroy nests and complete tasks.