Games like Contagion

Battle for survival against endless alien hordes with your friends! The Anacrusis is a first-person shooter that dynamically adjusts difficulty to you. Experience intense 1-4 player co-op action or play as the aliens and stop your friends in 1-8 player Versus mode. Full Steam Workshop support!

No More Room in Hell 2 is an intense 8 player zombie shooter. Overcome the endless undead. Avoid infection. Survive hell together.

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!

Cursed Dawn is a wave survival FPS featuring complex maps packed with secrets, dynamic spawns, and hordes of zombies to turn into gory mulch. Plan your defense, stay on the move, and master the maps. Remember: Nowhere is safe, death is assured, how long until you're zombie chow?

Limsod is an FPS set in a post-apocalyptic universe in which you must fight for survival in a world infested with flesh-eating zombies. Upgrade your equipment and play in a variety of maps and game modes.

The Frenzy Virus has mutated. Now, you and your team must defeat hordes of "The Ridden" in Frenzy Extinction! Survive waves of mutated monsters as your team upgrades their gear, powers up with custom abilities, and races to extract after defeating the boss.

Deadzone: Rogue is a roguelite FPS set in space. Blast through swarms of hostile machines, combine powerful augments and elements to forge your build, and grow stronger with each run — solo or in co-op.

The virus has devastated cities and lands. Most of the population died, the rest turned into the walking dead. You're one of the last survivors. Do whatever it takes to last another day.

Escape the Backrooms is a 1-4 player co-op horror exploration game. Traverse 30+ eerie backrooms levels while avoiding entities and other dangers. Try to escape but be warned: survival isn't guaranteed.

The Day Before offers players a uniquely reimagined journey into post-apocalyptic open-world MMO survival set in the present day on the US East Coast following a deadly pandemic.

Zombiefielders! Your mission is to open portals to attract stronger zombies and evacuate from the field. Work with your manager to reduce operational risks and get paid for completing your contract

Escape the zombie infected zone, using an arsenal of weapons, in this arena shooter game.

Into the Radius 2 is an immersive VR survival shooter, set in a realm of surreal landscapes and deadly entities known as Pechorsk Anomaly. Arm yourself with realistic weapons and venture deeper into the mysteries within. Featuring co‑op for up to four players.

7 Days to Die is an open-world game that is a unique combination of first-person shooter, survival horror, tower defense, and role-playing games. Play the definitive zombie survival sandbox RPG that came first. Navezgane awaits!

PANICORE is a survival horror game that mixes permadeath, AI monsters and a co-op experience up to 5 players (4 players in demo). Try to escape and don't get caught, but beware: they don't only hear your steps, but also your voice.

A fast-paced, wave-based zombie shooter set in an alternate 1980s dystopia. Call in airstrikes, deploy support bots, upgrade wild weapons, and survive the horde—solo or with friends. No grinding. No paid DLC. Just pure, chaotic fun.

Venture forth as part of a specialized team of fellow players tasked with retrieving classified materials, evading the black goo virus, and the nightmarish entities it has spawned. With time running out before the US government initiates a devastating nuclear strike to contain the spreading menace.

Texas, 1980. Walton City has fallen to a zombie outbreak. Lead a band of desperate survivors from refuge to refuge by scavenging, crafting, and fighting in a relentless struggle for survival. Plan wisely, stick together, and — above all — keep moving if you want to make it out alive.

Sent to find a missing billionaire on a remote island, you find yourself in a cannibal-infested hellscape. Craft, build, and struggle to survive, alone or with friends, in this terrifying new open-world survival horror simulator.

Paradise isn't exactly what you hoped for: it's infested with zombies! Thankfully, you can control them. Capture them and teach them to farm or fight. They will help you defend our camp while you explore the world looking for… a new paradise.

Ripout is an online Co-Op horror FPS that will have players fight their way through procedurally generated derelict ships filled with mutants capable of reconfiguring their alien bodies. Survive with your trusty Pet Gun companion, collect loot, and customize your character to fit your playstyle.

This is a multiplayer cooperative open world construction survival sandbox game, where you and your friends must find supplies and build shelters in this world. You have to keep an eye on your character's needs state at all times, a bad state is likely to lead to death.

in REDDOOR the player must survive against endless rounds of the undead, opening and clearing doors and using weapons, perks, utilities, and Power-Ups to their advantage to survive.

Bloodlit is a hardcore first-person shooter designed to unite slow-paced oppressive survival horror tension with fast-paced reflex-driven close-quarters combat. Carve your path through the blood and ruin. Regret is for the dead.

Outlive the apocalypse! Dive into intense Encounters and extract the most valuable spoils the Outlands have to offer! Loot, shoot, and build to become the absolute Outlander and explore the landscape of a post-war Norway in Vigor, a free-to-play looter shooter.

An Open World Survival Shooter blending hardcore PVP and PVE action. Secure precious loot in safe zones or build your own fortress in the wild. With intense gunfights, stunning visuals, and performance smooth enough for any system, the challenge awaits!

Something has gone terribly wrong in TRAPPED Alaska. Except for you, and a handful of survivors, the whole town has been emptied. Everywhere, what should be water has been replaced by a black semi-sentient sludge that seems to change everything it touches. And it’s rising...

Tear through endless waves of supernatural enemies in this co-op horror horde shooter. Play solo or with up to 4 players, unleash god-like Miracle powers, supercharge your arsenal, and survive devastating boss encounters on Sker Island.

Survive the apocalypse with friends in Escape Z. Fight and plan tactics to face hordes of zombies. Choose your character, map and prepare. Survival is your only option.

The Horde is coming, but you're ready to fight it! Assemble your squad, choose their upgrades, and build powerful synergies against thousands of undead. Survive. Then evolve. Then break every limit in this deceptively simple but addictive bullet heaven game.

Dive into a thrilling survival adventure where an unknown liquid takes control of your life. Extract Serum to stay alive, battle dangerous creatures, solve puzzles, and uncover clues about past events.

You are on an island where everyone wants to kill you, ranging from weather conditions to dangerous enemies, your goal is to survive. Survive alone or together. Build, craft, grow, explore, fight!

Strike Team Delta is a gripping first-person shooter set in a post-apocalyptic world. Battle hordes of undead, team up with friends, and reclaim our world. Survival is in your hands.

Deadzone Haunt is a wave-based First-Person Zombie Shooter. Customize your loadout, upgrade weapons, and use perks & power-ups to dominate the demons. Experience smooth movement, satisfying gunplay, and a new approach to weapon camo customization.

Film your friends doing scary things to become SpöökTube famous! (strongly advised to not go alone)

The Forever Winter is a tactical shooter where you and your squad must loot the dead to survive beneath gargantuan war machines in a dystopian future of AI automata, cybernetically enhanced soldiers, and endless conflict. Millions of deaths later, the war continues with our latest update!