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Astrumis - Survive Together

Astrumis - Survive Together

Astrumis - Survive Together is an exclusively co-op horror game. One player controls a survivor on an abandoned spaceship and the other the ship itself. They must work together to survive against the mysterious monster.

Released May 26, 2025 Developer Tyci Platforms Windows IndieCo-op CampaignSci-fiHorrorOnline Co-Op
View on Steam ↗ $9.99 (US · as of 2026-05-13)

What players say

Steam review score and the most-helpful voices, which may include critical ones. Score via Steam as of 2026-09-26.

71.7%positive152 reviews
Recommended · 2 found this helpful

“It's Alright”

— a player, Steam review · 4 hrs played
Read more reviews ↗

Achievement stats

Global completion rates across all Steam players — a data view of how far people actually get. Source: Steam official stats · as of 2026-09-26.

30achievements
28.2%median completion
1.3%rarest: Monster Origins
60.7% of players 58.7% of players 51.1% of players 50.3% of players 48.5% of players 46.6% of players 42.9% of players 41.5% of players 39.5% of players 39.1% of players 36.8% of players 33.3% of players 31.7% of players 30.5% of players 28.5% of players 28.2% of players 27.7% of players 26.7% of players 26.6% of players 26.2% of players 26.0% of players 24.3% of players 24.2% of players 21.0% of players 8.1% of players 6.8% of players 2.5% of players 1.7% of players 1.6% of players 1.3% of players 60.7% 0% most earned rarest
Almost everyone has
60.7%I can't follow instructions — Hidden achievement
58.7%Hackerman — Hacked a laptop in under 20 seconds.
51.1%Prologue - Survivor — Completed the Prologue level as the Survivor.
Rarest badges of honor
1.3%Monster Origins — Find all Dr. Antonius' research logs
1.6%Sharpshooter — Hidden achievement
1.7%Skeleton Key — Unlocked a chest in under 20 seconds.

Latest official news

Developer announcements via the Steam news API — links go to the original posts. More across all games on the news hub.

May 26, 2026
1 Year Anniversary & Sequel Announcement!

🎉 1 year later! Today marks 1 year since Astrumis: Survive Together launched! Thank you to everyone who played and supported the game over the past year. Now, on the game’s 1-year anniversary, I’m exc

Dec 17, 2025
Steamdeck Support Is Here!

Hey everyone! 👋 You can now play the entire game on a Steamdeck! If you're playing on a Steam Deck for the first time, I recommend lowering the graphics settings a bit to ensure the best performance.

Oct 09, 2025
🎃 Halloween Update is Here! 🎃

Spooktober has arrived, and so has a chilling new twist to your favorite horror experience! The latest update transforms the world into a Halloween-themed nightmare- filled with glowing pumpkins, eeri

Sep 12, 2025
Astrumis - Now Available on the Epic Games Store

I’m excited to share that Astrumis Survive Together is now live on the Epic Games Store ! full game and the Friend Pass are available on Epic, so you can pick whichever store works best for you. 👉 htt

Aug 07, 2025
🎮 Controller Support Is Here!

Hey everyone! 👋 It’s finally here — full controller support has just been added in today’s update! 🎉 You can now play the entire game using your Xbox controller . Button prompts are fully integrated a

Games like Astrumis - Survive Together

From our knowledge graph — ranked by shared traits, not a black box. Each card says why it's here.

We Were Here Too We Were Here Too 77.6% · 4,630 reviews shares Co Op Campaign, Online Co Op, Co Op, Dark We Were Here Together We Were Here Together 82.3% · 6,140 reviews shares Co Op Campaign, Online Co Op, Co Op, Dark Backrooms: Escape Together Backrooms: Escape Together 89.7% · 13,511 reviews shares Online Co Op, Survival Horror, Co Op, Realistic Escape the Backrooms Escape the Backrooms 89.0% · 45,247 reviews shares Stealth, Online Co Op, Survival Horror, Co Op United heist United heist 81.3% · 1,075 reviews shares Co Op Campaign, Online Co Op, Co Op, Linear We Were Here Forever We Were Here Forever 93.5% · 6,560 reviews shares Co Op Campaign, Online Co Op, Co Op, Dark We Were Here We Were Here 89.9% · 15,866 reviews shares Co Op Campaign, Online Co Op, Co Op, Dark Boo Men Boo Men 88.2% · 2,017 reviews shares Stealth, Online Co Op, Co Op, Dark

Screenshots

Official Steam store screenshots — click any shot to enlarge.

Facts & details

From the Steam store record, snapshot 2026-09-26.

GenresAction, Adventure, Indie
Player tagsIndie · Co-op Campaign · Sci-fi · Horror · Online Co-Op · Co-op · Stealth · Action-Adventure · Aliens · Dark · Dynamic Narration · Multiplayer (SteamSpy community voting)
FeaturesMulti-player · Co-op · Online Co-op · Steam Achievements · Full controller support · Steam Cloud · Family Sharing
LanguagesEnglish * , Polish, French, Italian, German, Spanish - Spain, Russian, Portuguese - Brazil, Portuguese - Portugal, Japanese, Korean, Simplified Chinese *
ControllerFull support
Achievements30
Official sitehttps://impress.games/press-kit/tyci/astrumis---survive-together
Minimum system requirements (PC)

Minimum: OS: Requires a 64-bit processor and operating system Processor: Intel Core i5-1135G7 Memory: 4 GB RAM Graphics: NVIDIA GTX 750 Ti DirectX: Version 11 Storage: 5 GB available space