Single-player games like Primal Fears
Below are 18 single-player Steam games similar to Primal Fears, ranked by player overlap. Every pick carries Steam's Single-player category, so multiplayer-only titles or always-online games don't sneak in. imho.run pulls the category data from Steam directly — Single-player here matches what the store labels.
Want the full alternatives list (paid + free + Steam Deck + cheaper picks)? See the parent games like Primal Fears page.
Ranked picks
- 1

Alien Breed: Impact
Single-player alternative to Primal Fears — playable solo, no multiplayer required. Shares Action with Primal Fears.
Experience the explosive science fiction arcade-shooter that resurrects a much revered franchise in an epic single player and co-op multiplayer campaign.
- 2

Splatter - Zombiecalypse Now
Single-player alternative to Primal Fears — playable solo, no multiplayer required. Shares Action and Indie with Primal Fears.
You like top-down-shooter with a film-noir singleplayer campaign, challenging fights against zombies and monsters, gory splatter effects and destructible level environments? Fight your way through an apocalyptic city in the single player story mode, and test your skills in the survival mode.
- 3

Dead Effect
Single-player alternative to Primal Fears — playable solo, no multiplayer required. Shares Action and Indie with Primal Fears.
Fight for your life in the INDIE SCI-FI FPS game fit for both casual and hard-core gamers with a passion for hunting down hordes of zombies. Prepare yourselves for the incoming nightmare!
- 4

Nation Red
Single-player alternative to Primal Fears — playable solo, no multiplayer required. Shares Action and Indie with Primal Fears.
Nation Red is an ultra fast infinite play arena-based shooter providing an exceptional close-quarter battlefield experience. Fight thousands of zombie mutants and their bosses in frantic bloody gameplay while earning close to 100 perks. Fight in Barricade, Survival or Free Play mode.
- 5

Sniper Elite: Nazi Zombie Army 2
Single-player alternative to Primal Fears — playable solo, no multiplayer required. Shares Action with Primal Fears.
** Please note: a remastered and improved edition of this game is now available in Zombie Army Trilogy.**Experience a terrifyingly intense co-op campaign for up to four players in this gut-wrenching sequel to Steam best-seller, Sniper Elite: Nazi Zombie Army.
- 6

F.E.A.R. 3
Single-player alternative to Primal Fears — playable solo, no multiplayer required. Shares Action with Primal Fears.
F.E.A.R. 3 delivers all the hallmarks that define the F.E.A.R. brand: terrifying paranormal experience, frenetic combat and a dramatic storyline.
- 7

Earthfall
Single-player alternative to Primal Fears — playable solo, no multiplayer required. Shares Action with Primal Fears.
NOW AVAILABLE! When the Earth falls to an extra-terrestrial invasion, humanity becomes an endangered species. Earthfall is a four-player cooperative shooter that challenges players to survive hordes of ruthless alien drones and their inscrutable masters.
- 8

The Haunted: Hells Reach
Single-player alternative to Primal Fears — playable solo, no multiplayer required. Shares Action and Indie with Primal Fears.
Winner of 2010′s Make Something Unreal contest, The Haunted: Hells Reach is a fast-paced horror game where your goal is to liberate cursed places and survive the assault of Hell.
- 9

Shadowgrounds
Single-player alternative to Primal Fears — playable solo, no multiplayer required. Shares Action with Primal Fears.
Shadowgrounds breathes fresh air into the action genre with explosive combat sequences, an innovative weapon upgrade system, and an intriguing storyline. The adrenaline-pumping, top-down gameplay and audiovisual fireworks set the scene for this new action experience which also includes single computer (split keyboard or joystick) co-op...
- 10

Zombie Shooter
Single-player alternative to Primal Fears — playable solo, no multiplayer required. Shares Action and Indie with Primal Fears.
The human race is in danger again. This time scientists could not cope the imminent threat and became monsters themselves. Crowds of zombie people filled the secret research base. The dreadful contagion is about to spread earth wide. Use the last chance to save the humanity from total annihilation!
- 11

Killing Floor
Single-player alternative to Primal Fears — playable solo, no multiplayer required. Shares Action with Primal Fears.
6-player co-op survival horror at its finest! Free updates, free special events and a ridiculous amount of fun!
- 12

Shadowgrounds Survivor
Single-player alternative to Primal Fears — playable solo, no multiplayer required. Shares Action with Primal Fears.
Surviving is only half the game. The award-winning atmosphere and gameplay mechanics of the original Shadowgrounds make a triumphant return in this spin off/sequel armed with a slick new feature set! Shadowgrounds Survivor tells the story of the last remaining humans on Jupiter's moon Ganymede, where the alien onslaught is in full force.
- 13

Dead Horde
Single-player alternative to Primal Fears — playable solo, no multiplayer required. Shares Action and Indie with Primal Fears.
As a survivor of the mutant virus, make your way through the city and wipe out the hordes of flesh eating mutants. Teamwork is the key to survive the DEAD HORDE...
- 14

Left 4 Dead
Single-player alternative to Primal Fears — playable solo, no multiplayer required. Shares Action with Primal Fears.
From Valve (the creators of Counter-Strike, Half-Life and more) comes Left 4 Dead, a co-op action horror game for the PC and Xbox 360 that casts up to four players in an epic struggle for survival against swarming zombie hordes and terrifying mutant monsters.
- 15

How to Survive
Single-player alternative to Primal Fears — playable solo, no multiplayer required. Shares Action with Primal Fears.
“A real Gem” – Destructoid at E3 “Offers a different experience for zombie game veterans” – Co-Optimus“Has a lot more going for it than smashing brains and gory, red goo ... With a surprisingly deep crafting system” – GamesRadarYou're shipwrecked on an isolated island, a desperate castaway in a total freakshow world. How will you survive?
- 16

Alien Swarm
Single-player alternative to Primal Fears — playable solo, no multiplayer required. Shares Action with Primal Fears.
Co-operative multiplayer game and complete code base available for free.
- 17

Twin Sector
Single-player alternative to Primal Fears — playable solo, no multiplayer required. Shares Action with Primal Fears.
The story of Twin Sector takes place in a post-apocalyptic future where the remains of mankind have been put to artificial sleep in cryogenic chambers deep under the contaminated surface of earth — until the planet becomes habitable again. You as the player must take the role of Ashley Simms, the protagonist of Twin Sector.
- 18

Booster Trooper
Single-player alternative to Primal Fears — playable solo, no multiplayer required. Shares Action and Indie with Primal Fears.
Booster Trooper is the future of multiplayer platform shooters. It provides tons of fun with its fast paced action and larger-than-life weapons. You can run or fly around the map, blasting your enemies to bits with bullets, rockets, grenades, magma and other weapons from your arsenal.