Top similar games like Biotoxin: The Dark Days:
Biotoxin: The Dark Days $2.99
Biotoxin: The Dark Days is a horror platformer where you must fight your way through the remenants of the world. Loot weapons and ammo to improve your arsenal in order take on hordes of infected in an unforgiving future.
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Survivor Day$9.99
It is a shooting game.

Task is to Survive$3.99
Task is to Survive - Is a first person shooter. You play as a soldier and you were sent by helicopter to the infected object in which there are a huge number of dangerous zombies. Do you have a special mission - to kill as many zombies before the time, until you die!

Tallowmere 2: Curse of the Kittens$9.99
Lady Tallowmere's kittens have been acting strange. Still, the dungeon's rituals must be carried out. Despite the unusual circumstances, how many rooms can you clear?

So Much Blood$2.99
So Much Blood is an action-packed side shooter filled with countless challenges, baddies, and bosses! Supercharge your armor, discover new powerful weapons, and kick some ass, as you fight through treacherous hordes of enemies. Can you survive the bloodbath?

Winnie The Pooh: The Serial Killer$3.99
Winnie The Pooh: The Serial Killer is a Third Person Shooter where your goal is to use a stealthy approach and kill as many civilians as possible or hostile approach and kill as many police as possible before the time runs out.

Stay Alive: Apocalypse$24.99
You ever played a Sandbox Survival Zombie RPG? You heard it right. In "Stay Alive: Apocalypse" we will offer you an indie zombie survival game which is in a sandbox, random generated world and presents RPG elements.

Army Troop$9.99
Army Troop is an old-school PvP World War 2 online first-person shooter. Reminding you of the good old days World War games.

Mutilate-a-Doll 2$9.0
A highly customizable virtual stressball and physics sandbox about mutilating ragdolls in various ways using an overwhelming amount of weapons and tools.

Pure Gore (Sandbox&Playground)$5.99
Pure Gore is a 2D physics action sandbox & people playground simulation, where you can build your own world.You can create or use pre-built vehicles, machinery, rockets, bombs and most importantly mutilate melons (fruit) with one of the over 100 elements. Its a steam port!

Threshold$0.99
** Note: The game has not been updated for a long time, please do not buy it, the author is redoing this game **

Black Butterfly$1.99
A terrible fire struck Centralia's commercial area in the early hours of Friday morning, on December 4, 1962. The Underground began to catch fire mysteriously, consuming the city little by little and bringing evil to everyone who lived there ...

Deal of the Dead Final Cut$2.99
Deal of the Dead: Final Cut is a Solitaire-style, survival horror, card game rendered in a unique, hand-drawn, art style. Fight your way through randomly shuffled decks of cards and escape from a zombie-infested city set in a post-apocalyptic world.

FPS英雄$0.99
There are many robots in FPS Hero that you need to defeat! Come and relax and unwind in this game!!!

Dead Grid$9.99
Dead Grid is a turn-based strategy game set in a post-apocalyptic, zombie-infested world. Assemble a squad of elite mercenaries to battle hordes of the undead, aid local survivors, and upgrade your camp with hundreds of collected items.

只因兄弟(BroChicken)$3.99
BroChicken is a light Rouge Like 3D game created by Unreal Engine. Players can play various roles, get gold coins, various weapons and props in battle, choose to improve their capability. Weapons can be synthesized into super weapons, which unlock cool full-screen effect and AOE attack effects.

Tactical Combat Department$19.99
Tactical Combat Department is a tactical turn-based strategy game inspired by Swat games. You command a special intervention squad that intervenes in various situations and environments.

Tallowmere$3.99
Raise your shield. Indulge Lady Tallowmere and her lovingly violent dungeons. New rooms are created every time you play. How deep can you delve?

The Mexican Dream$9.99
Protect America from losing it's resources as Americans flee from the country and Mexicans enter, shoot them down by creating weaponized wall the likes that no one as ever seen!

Paradise Lost: FPS Cosmic Horror Game$2.99
An Spec Ops team was sent to a planet to investigate a disappearance of a research team. What lies beneath this god-forsaken planet?

Fatal Hour: Roadkill$0.99
Following the radio broadcasts in search of survivors the team's path takes them through the town of Roadkill. It seems the entire town population is dead. The word dead, however, no longer really means what it used to...

Inquisitor$9.99
Action-oriented combat with a deep and involving tale of betrayal, torture, madness, and infernal damnation. If a gritty old-school open-ended isometric RPG is what you looking for, look no further. Inquisitor will provide you with hours of gameplay and a dark, involving story.

DeadOS$11.99
DeadOS is an early access zombie outbreak simulator by Benn Powell that focuses on city-wide scenarios where you have access to fully customize your apocalypse experience from beginning to end. Simulation. Sandbox. Survival!

Quarantineer$9.99
For the glory of Motherland, the truth shall never be revealed. None of us expected this, Yet history is repeating itself.

Para Eyes$9.99
Para Eyes is a spot the difference horror game. Flip through security cameras and find anomalies. But be careful not to go insane.

Dead Monarchy$9.99
Dead Monarchy is an open-world, turn-based tactical RPG set in a low fantasy world. Personally lead and manage your mercenary company as the captain and embark on your personal quest to defeat the arena champions.

WuJiDaoRen$4.99
WuJiDaoRen is a physics-based fighting game, that can put you back into the classic Kung Fu films. Play as a mighty hero to challenge the most dangerous villains in the world and bring peace to the people.

Dungeon Warfare$9.99
Dungeon Warfare is a challenging tower defense strategy game where you become a dungeon lord to defend your dungeons with deadliest of traps and insidious contraptions against greedy adventurers and wanna-be heroes.

Jupiter Hell$24.99
True Roguelike. Turn-based shooter. Permadeath. Tribute to the sci-fi classics of the Golden VHS era. Successor to DRL. Just you and your gun against hordes of horrors and monstrosities. Give them hell to the rhythm of heavy metal.

Beyond$2.99
Your grandma has died. No one knows how or why. You are the sole beneficiary of her will. Heed the warning in her will as you investigate her death. Explore, investigate, and survive.

The CircusFREE
On one continent, a special group of individuals exists. Although their appearance is no different from mankind beings, but their bodies contain great power. They are entrusted with a divine destiny and can only be freed after passing a trial.

Dark Shores$5.99
Explore and survive in Dark Shores, an experimental survival horror game that explores concepts of perma-death, branching storylines, and unscripted fear. A luxury cruise containing five young tourists crashes on a remote island, deep within the South Pacific.

PurgationFREE
You awake gradually. You are in a dark cell. You are drifting in and out of consciousness between bouts of violent hallucinations. You are physically weak and have no memory of who you are or why you are here. You are alone and you are scared, very scared. The voices in your head tell you that you should be.

The Orphanage$4.99
Zack has a simple choice.. Run. Escape. Survive. With lots of puzzles to solve, Keys to find, Puzzle items to obtain to help progress through the game to lead to your escape. Will you live to tell the tale of JJ Randalls Orphanage?

Retro Horror Story$2.99
Embark on a heart-pounding journey through a cursed maze in this thrilling survival horror game. Evade a terrifying monster and solve intricate puzzles to uncover dark secrets. Can you escape the nightmare?

Disembowel$3.99
DISEMBOWEL is a cooperative horror game for 1-4 players. You are a reporter who travels around the world documenting the darkest secrets and mysteries that inhabit the planet. Prepare your camera, gather a team and start suffering.

In the Dark$11.99
"In the Dark" is a roguelike deck-building horror card game. Cooperate with and fight against other survivors, collect cards, skills, items, and souls, and use them to survive in the world shrouded in darkness due to the impact of the meteorite, where monsters and zombies have appeared.

Ash Asylum$0.99
In Ash Asylum you play an amnesiac thrust into a morbid, really creepy universe. After an accident you wake up to find that instead of lying in a hospital, you’re in an asylum with your head wrapped in bandages. Who the hell am I? What am I doing here? How do I escape?

The 8th Day$0.99
Trapped in an abandoned asylum. The only feeling of safety is light. You hit a dead-end and must turn around, but behind every corner lurks an evil presence and horrifying noises...

Manacle | 猪仔$6.99
Manacle is set in an impoverished town where players take on the role of a desperate father who becomes a black-market doctor. Players will face chilling truth as they uncover the secrets behind the town's decline and the source of its evil. Get ready for a thrilling and intense gaming experience.

Lunacid$13.99
Cast into the Great Well, unwanted by the world above. You delve the dark in search of the Old One, your last salvation. Lunacid is a dark fantasy dungeon crawler inspired by Shadow Tower and King’s Field.

Oakwood$4.99
Welcome to Oakwood, a long abandoned campground nestled in the forests of British Columbia. Explore the woods, caves, and a dilapidated lodge in search of your friends, while surviving the prehistoric horrors that now haunt the grounds.

Forgotten$1.99
Forgotten is a game where the main character got into a car accident, but after that, he ended up in an abandoned mansion, and then he realized that he was not alone

Mutant Football League$14.99
Mutants and monsters unleash maniacal carnage on the gridiron in this crazy gore fest of arcade-style football. Packed full of humor, intense online multiplayer action, and strategy.

Project Flesh$4.99
Project Flesh is a 2D randomly generated dungeon crawler/ Rogue-like, set deep in the sewers under a nameless city, the goal is to survive and make it through all the floors, equipping yourself with the limbs of mutated creatures you kill.

Corpse Party: Blood Drive$19.99
Set two months after Corpse Party: Book of Shadows, Corpse Party: Blood Drive is the definitive conclusion to the long-running Heavenly Host story arc. Featuring dynamic lighting, 3D sound, detailed environments, and new gameplay systems, this is a Japanese horror experience not to be missed!

Zombie Death Day$17.99
Battle for survival against zombie hordes. This FPS puts you at the frontline of the battle to repel the hordes, and save the human race. Lead the fight by destroying the infected.

Corpse Party 2: Dead Patient$9.99
High-schooler Ayame awakens from a coma in a seemingly abandoned hospital, strapped to an operating table. It turns out she’s not as alone as she thought, but she’ll come to wish she were. Step into the latest episodic installment in the Corpse Party saga, and try your best to survive treatment...

Sawmill$0.99
Quest games, such as "Sawmill", offer an engaging immersion into a world of puzzles and mysteries. One of the most exciting aspects of these games is the ability to play both solo and in pairs, which makes the gameplay even more interesting and diverse.

NAL Is Alive$0.99
Over 130 games from nearly a decade and a half, brought together and upgraded in one cohesive package.

After Stream$4.99
After Stream is a first-person psychological horror game. You will take on the role of a streamer who returns home to stream, but something goes wrong..

VRZ: Torment$9.99
Be immersed into Purgatory Island of undead and dying. Solve mysteries to escape while trying to survive. The undead are rising, zombie skags are swarming the land, and your end is fast approaching! Arm yourself, uncover what you need to survive, and escape the inescapable.