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Species: Unknown
Species: Unknown is a 1 to 4 players co-op survival horror. Complete high-risk missions aboard an abandoned ship while being hunted by an unknown creature. Survive and upgrade your gear to face each new threat that lurks in the dark.
What players say
Steam review score and the most-helpful voices, which may include critical ones. Score via Steam as of 2026-09-25.
“this game is actually unbelieveable, the graphics for a 6GB game!?!!? WHAT THE FRICK BRO. for only 5 species at the making of this review and only 1 map, its somehow not repetitve, it's so consistently fun especially with 3-4 friends.”
— a player, Steam review · 22 hrs played“Love the game, but I can only play in spurts as it messes with my anxiety.”
— a player, Steam review · 8 hrs played“Very atmospheric and exciting to play. Has good tension and interesting/fun social interactions. Also tried the demo. I think it offers more than enough content to make it's money's worth so it is a good deal. Very cool overall, just hope the development goes smooth. My only…”
— a player, Steam review · 27 hrs playedPlayer activity
Monthly average concurrent players. Live data self-collected from the Steam API · history through 2026-08 via SteamCharts.
Price tracking
US-region pricing (USD), sampled twice daily by our own tracker since 2026-09-26. Steam prices vary by region — always confirm your local price on Steam.
Regional prices at last sample, in local currency — Steam sets each region's price independently.
Cheapest → most expensive, converted to USD at ECB reference rates (2026-09-25). Relative comparison only.
Latest official news
Developer announcements via the Steam news API — links go to the original posts. More across all games on the news hub.
Small Update 0.25 is live + new details on the next Major Update
Today we're releasing Update 0.25, a smaller patch focused on quality of life improvements. We’re taking the opportunity with this small update to make a few announcements and share more details about
Patch Notes 0.24.3
Changed Sentry turrets balancing Updated “Sentry turrets” modifier description
New mission modifier : Regular Update v0.24
Today we're releasing Update 0.24, a smaller patch focused on quality of life improvements and bug fixes. This update introduces a new mission modifier called “Sentry Turret”. With summer coming to an
Species: Unknown roadmap extended to Version 1.0
Hello everyone, Over the past few weeks, we've seen more and more of you asking the same question: "When is the new map coming?" Seeing that excitement around the next map honestly means a lot to us.
Regular Update 0.23 is now live
Today, we are releasing update 0.23, an intermediate patch like the ones we plan to publish between major roadmap milestones throughout Early Access. Thank you to everyone who continues to share feedb
Screenshots
Official Steam store screenshots — click any shot to enlarge.
Facts & details
From the Steam store record, snapshot 2026-09-25.
| Genres | Action, Indie, Early Access |
| Player tags | Early Access · Horror · Online Co-Op · First-Person · Atmospheric · Aliens · Survival Horror · Multiplayer · Exploration · Stealth · PvE · Sci-fi (Steam store community voting) |
| Features | Single-player · Multi-player · Co-op · Online Co-op · Full controller support · Steam Cloud · Family Sharing |
| Languages | English, French, Italian, German, Spanish - Spain, Simplified Chinese, Korean, Japanese, Polish, Portuguese - Brazil, Russian |
| Controller | Full support |
| Official site | https://www.species-unknown-game.com/ |
Minimum system requirements (PC)
Minimum: Requires a 64-bit processor and operating system OS: Windows 10 (64 bits) Processor: Intel Core i5 8th gen Memory: 12 GB RAM Graphics: NVIDIA GeForce RTX 2070 8GB Desktop (or NVIDIA GeForce RTX 2080 Mobile) Network: Broadband Internet connection Storage: 5 GB available space