Species: Unknown

50 Games like Species: Unknown that you should try

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Species: Unknown is hard to replace: few games combine shooter, dark, oppressive atmosphere and horror setting in quite the same way. We analyzed over 2,000 titles across 10 gameplay attributes and found 50 genuine alternatives — not generic genre suggestions. Left 4 Dead 2, Cry of Fear and Left 4 Dead lead the list, with Left 4 Dead 2 reaching a 97/100 similarity score. Every game here is ranked by how closely it replicates what makes Species: Unknown special.

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GenreShooterSubgenreFPS

Tags

DarkSoloMultiplayer

Year 2025Dev WanadevStudio

Stores

Quick answer

The closest game to Species: Unknown is Left 4 Dead 2 — scoring 97/100 on our similarity scale. Cry of Fear and Left 4 Dead follow close behind.

#1Left 4 Dead 297 #2Cry of Fear95 #3Left 4 Dead94 #4Quake II93 #5Doom II: Hell on Earth92

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Games like Species: Unknown

50 similar games foundUpdated May 2026

#1Left 4 Dead 2

97

Left 4 Dead 2

GenreShooterSubgenreFPS

MultiplayerCo-opSoloOnlineDarkHorrorFirst Person

Steam👍 98%· 1.0MRAWG👍 85%· 3.4KMC89IGDB89· 5

Year 2009Dev Valve Software · Electronic ArtsPlaytime ~9hOn PC · Xbox · Apple Macintosh

✓ Same family of first-person shooters: shooter, first-person shooting and survival mechanics

≠ Stands apart with horror tension, ranged combat and melee combat

95

Cry of Fear

GenreShooterSubgenreFPS

SoloMultiplayerCo-opOnlineDarkHorrorFirst Person

Steam👍 89%· 84K

Year 2013Dev Team PsykskallarOn PC

✓ Fits the first-person shooters cluster, with shooter, first-person shooting and survival mechanics

≠ Its own twist: horror tension, adventure storytelling and strong narrative focus

94

Left 4 Dead

GenreShooterSubgenreFPS

SoloMultiplayerCo-opOnlineDarkHorrorFirst Person

Steam👍 96%· 67KRAWG👍 87%· 1.7KMC89IGDB85· 7

Year 2008Dev Valve Software · Electronic ArtsPlaytime ~5hOn PC · Xbox · Apple Macintosh

✓ Fits the first-person shooters cluster, with shooter, first-person shooting and survival mechanics

≠ Stands apart with horror tension, strong narrative focus and melee combat

93

Quake II

GenreShooterSubgenreFPS

SoloMultiplayerCo-opDarkHorrorFirst Person

OC89· 25

Dev Head Games PublishingOn PC

✓ Same family of first-person shooters: shooter, first-person shooting and dark, oppressive atmosphere

≠ Its own twist: ranged combat, melee combat and setting scifi, while skipping survival mechanics

#5Doom II: Hell on Earth

92

Doom II: Hell on Earth

GenreShooterSubgenreFPS

SoloMultiplayerCo-opDarkHorrorFirst Person

Steam👍 95%· 9.1KIGDB84· 2

Year 1994Dev id Software · ImagineerOn PC · Mac

✓ Both are first-person shooters — sharing shooter, first-person shooting and dark, oppressive atmosphere

≠ Stands apart with puzzle design, horror tension and melee combat, while skipping survival mechanics

#6Superfighters Deluxe

93

Superfighters Deluxe

GenreShooterSubgenreFPS

MultiplayerCo-opSoloOnlineDark

Steam👍 89%· 3.5K

Year 2018Dev MythoLogic InteractiveOn PC

✓ Both are first-person shooters — sharing shooter, first-person shooting and dark, oppressive atmosphere

≠ Where it differs: brings precision platforming, fighting mechanics and melee combat, while skipping survival mechanics

95

World War Z

GenreShooterSubgenreFPS

SoloMultiplayerCo-opOnlineDarkHorrorFirst Person

Steam👍 83%· 31KIGDB74· 12OC71· 129

Year 2019Dev Saber Interactive · Focus EntertainmentOn PS4 · PC · Xbox

✓ Both are first-person shooters — sharing shooter, first-person shooting and survival mechanics

≠ Its own twist: third-person shooting, adventure storytelling and horror tension

Steam Epic Xbox

95

Back 4 Blood

GenreShooterSubgenreFPS

Co-opSoloMultiplayerOnlineDarkHorrorFirst Person

Steam👍 69%· 73KIGDB79· 10OC76· 138

Year 2021Dev Turtle Rock Studios · Warner Bros. Interactive EntertainmentOn Xbox · PS4 · PC

✓ Same family of first-person shooters: shooter, first-person shooting and survival mechanics

≠ Where it differs: brings horror tension, adventure storytelling and roguelike runs

92

DOOM 3

GenreShooterSubgenreFPS

SoloMultiplayerCo-opDarkHorrorFirst Person

Steam👍 89%· 8.3KRAWG👍 77%· 632MC87IGDB86· 6

Year 2004Dev id Software · Bethesda SoftworksPlaytime ~1hOn PC · PS · Xbox

✓ Fits the first-person shooters cluster, with shooter, first-person shooting and survival mechanics

≠ Stands apart with horror tension, tower defense planning and turn-based strategy, while skipping online features

#10Resident Evil: Revelations

95

Resident Evil: Revelations

GenreShooterSubgenreFPS

SoloMultiplayerCo-opDarkHorrorFirst Person

IGDB75· 27OC71· 42

Year 2012Dev Capcom

✓ Both are first-person shooters — sharing shooter, first-person shooting and survival mechanics

≠ Stands apart with adventure storytelling, melee combat and visual third person, while skipping online features

#11Serious Sam HD: The Second Encounter

91

Serious Sam HD: The Second Encounter

GenreShooterSubgenreFPS

SoloMultiplayerCo-opOnlineDarkFirst Person

Steam👍 91%· 926IGDB77· 2

Year 2010Dev Croteam · Devolver DigitalOn Linux · PC

✓ Both are first-person shooters — sharing shooter, first-person shooting and dark, oppressive atmosphere

≠ Stands apart with melee combat, setting scifi and visual third person, while skipping survival mechanics

92

Tower Unite

GenreShooterSubgenreFPS

MultiplayerSoloCo-opOnlineDarkHorrorFirst Person

Steam👍 90%· 22KRAWG👍 69%· 60

Year 2016Dev PixelTail GamesPlaytime ~7hOn PC

✓ Both are first-person shooters — sharing shooter, first-person shooting and dark, oppressive atmosphere

≠ Its own twist: racing gameplay, adventure storytelling and deep simulation, while skipping survival mechanics

#13Killing Floor

93

Killing Floor

GenreShooterSubgenreFPS

Co-opSoloMultiplayerOnlineDarkHorrorFirst Person

Steam👍 95%· 69KRAWG👍 59%· 856MC72IGDB68· 5

Year 2009Dev Tripwire InteractivePlaytime ~5hOn PC · Apple Macintosh · Linux

✓ Both are first-person shooters — sharing shooter, first-person shooting and survival mechanics

≠ Stands apart with horror tension, strong narrative focus and ranged combat

#14Grand Theft Auto Online

89

Grand Theft Auto Online

GenreShooterSubgenreFPS

SoloMultiplayerCo-opFirst PersonSandbox World

IGDB94· 1

Year 2014Dev Rockstar North · Rockstar GamesOn Xbox · PlayStation 3 · PS4

✓ Fits the first-person shooters cluster, with shooter, first-person shooting and single-player focus

≠ Where it differs: brings adventure storytelling, sandbox freedom and sandbox world, while skipping survival mechanics

89

Quake

GenreShooterSubgenreFPS

SoloMultiplayerCo-opDarkHorrorFirst Person

Steam👍 97%· 15KRAWG👍 88%· 487MC94OC87· 37

Year 1996Dev id Software · SEGAPlaytime ~1hOn PC · PS · Xbox

✓ Same family of first-person shooters: shooter, first-person shooting and dark, oppressive atmosphere

≠ Where it differs: brings horror tension, strong narrative focus and ranged combat, while skipping survival mechanics

Steam Epic Xbox

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Frequently asked questions

What is the best game similar to Species: Unknown?: The closest game to Species: Unknown is Left 4 Dead 2, scoring 97/100 on our similarity scale. They share 10 gameplay attributes, including shooter, first-person shooting and survival mechanics. It's the most faithful alternative currently available.
What are the top games like Species: Unknown?: The three closest games to Species: Unknown are: 1. Left 4 Dead 2 (97/100, 10 shared attributes) 2. Cry of Fear (95/100, 10 shared attributes) 3. Left 4 Dead (94/100, 10 shared attributes). All share Species: Unknown's most important gameplay attributes, ranked out of 50 candidates across 10 dimensions.
Is Cry of Fear similar to Species: Unknown?: Yes, very much so — Cry of Fear scores 95/100 similarity to Species: Unknown. They share 10 attributes, including shooter and first-person shooting. It's one of the most direct alternatives available.
What Shooter games are similar to Species: Unknown?: The best Shooter games similar to Species: Unknown are Left 4 Dead 2, Cry of Fear, Left 4 Dead and Quake II. All share the Shooter genre alongside other key Species: Unknown attributes like shooter, first-person shooting and survival mechanics.
How is similarity to Species: Unknown calculated?: We compare Species: Unknown against every game in our catalog using 10 gameplay attributes: genre, atmosphere, world structure, play modes, combat style, and more. Each category is weighted differently — genre matters more than visual style, for instance. The result is a 0-100 score reflecting how closely a game replicates the Species: Unknown experience, not just whether it shares the same genre label.
Are there free games similar to Species: Unknown?: Yes — Team Fortress 2 and theHunter Classic are free and score well on similarity to Species: Unknown. They're a great way to test whether the play style clicks before investing in other paid titles.