Key takeaways
Active Matter at a glance
- On Steam for $23.99.
- Developed by Matter Team, published by Gaijin Network Ltd.
- 4.1K Steam user reviews so far.
- Reached #43 on Steam Popular New Releases.
- 20 YouTube videos with 1.6M combined views.
What is Active Matter?
Active Matter is a co-op MMO for PC (Steam) by Matter Team. In the developer's words: “Join dangerous raids for loot or intense PvP/PvE battles in this new realistic military shooter set in a fractured multiverse.”
You’re an operative stuck in a time loop, always brought back from the dead to the same point. Choose your loadout and enter quantum unstable zones rich with active matter – the most valuable and the most dangerous resource in all multiverse. Fight against rivals from other timelines, survive physics-breaking anomalies and try to stay alive.
Active Matter is made by Matter Team and published by Gaijin Network Ltd. It is out now on Steam (released Sep 15, 2026). It is listed on Steam for Windows and Linux / Steam Deck at $23.99. It has collected 4.1K Steam user reviews so far. Modes on record: online co-op, online PvP and a persistent MMO world.
Added to gee.wiki on Sep 7, 2026. It reached #43 on the Steam Popular New Releases chart. Creators have already posted 20 YouTube videos about it, drawing 1.6M combined views. The developer's latest post, “Update 0.4.0.208”, went up on Oct 27, 2026.
Active Matter screenshots & media
3 official screenshots. Select an image to enlarge it.
Gameplay mechanics & features
Core loop
Raid for loot or intense → fight in quantum-unstable zones → survive physics-breaking anomalies and try → harvest active matter. That cycle, taken from the developer's own description, is what a typical session of Active Matter looks like.
Modes
Online co-op, online PvP and a persistent MMO world.
Progression
Progression is gathering, crafting and base-building to last longer. Long-term goals include Steam achievements.
Controls & platforms
Runs on Windows and Linux / Steam Deck. Full controller support. Subtitle options.
Standout features
Expand your syndicate base, upgrade your arsenal and participate in fierce battles between syndicates over the key sources of active matter, as they’re your only chance to break out of the loop and gain control over your destiny.
Store & community tags: Action, MMO, Co-op, PvP, Survival, Shooter
Latest news, release & update tracker
- Release status
- Out now
- Release date
- Sep 15, 2026
- Access
- Full release
- Latest update
- Update 0.4.0.208 · Oct 27, 2026
- Chart ranking
- #43 Steam Popular New Releases · #45 Steam Top Sellers
- Added
- Sep 7, 2026
- Patch notesUpdate 0.4.0.208
This update fixes several crashes and PC graphics display errors while also restoring fall damage to its intended values.
- Developer newsFrightfully Good Deal: Active Matter at the "Steam Scream V" Festival!
From October 26th (17:00 UTC) to November 2nd (18:00 UTC), the Standard Edition will be available on Steam with a 20% discount as part of the horror games festival. [dynamiclink href=". Eyeing the Advanced or Deluxe Edition?
- Developer newsActive Matter on Steam Deck!
Operatives, following Valve's official review, Active Matter is now rated "Playable" on Steam Deck! Full compatibility has also been confirmed for Steam Machines. Thanks to every Operative playing the game on these devices and sharing their impressions.
- Developer newsOver 500,000 Copies of Active Matter!
Operatives, thank you for choosing Active Matter! The game has sold over 500,000 copies worldwide across Steam, the Gaijin.Net Store, Xbox Series X|S, and PlayStation 5.
- ReleasedReleased on Steam
- AddedActive Matter added to gee.wiki
Coverage opened with official store links, gameplay breakdown and beginner tips.
Timeline entries marked Patch notes / Developer news are the developer's own posts on Steam; dates are UTC.
Where to play
Active Matter is on Steam for Windows and Linux / Steam Deck at $23.99. The Steam page is the official place to buy, update and read patch notes.
Community & official links
Official channels
Creator videos
How to play: beginner tips
- Split roles with friends — one scout, one builder, one fighter — instead of all doing the same job.
- Prioritise shelter and a renewable food source before exploring far.
- Tune sensitivity in a private match before playing ranked.
- Read the latest patch notes — new games change quickly in their first weeks.
Genres, platforms & tags
- Platform
- Steam
- Status & momentum
- Out now
- Play modes
- Online co-opOnline PvPA persistent MMO world
- Store tags
- ActionMMOCo-opPvPSurvivalShooter
7-day popularity & player activity
Active Matter was recently added — we will chart its 7-day activity trend as more data comes in. Added to gee.wiki on Sep 7, 2026. Creators have posted 20 YouTube videos about it (1.6M views).
No 7-day popularity curve on record yet — it will appear here as soon as activity is measurable.
Popular player topics
Active Matter FAQ
What is Active Matter?
Active Matter is a co-op MMO for PC (Steam) by Matter Team. It is out now on Steam (released Sep 15, 2026). It is tagged Action, MMO and Co-op.
How much does Active Matter cost?
Active Matter costs $23.99 on Steam at our last check. Steam prices vary by region and change during sales, so the store page is the authority on today's price.
When did Active Matter come out?
Active Matter launched on Sep 15, 2026 for Steam. The most recent developer post, “Update 0.4.0.208”, went up on Oct 27, 2026.
Can I play Active Matter with friends?
Yes. The modes on record are online co-op, online PvP and a persistent MMO world. Party size and cross-play details are on the official store page.
Who made Active Matter?
Active Matter is developed by Matter Team and published by Gaijin Network Ltd. Follow the official site for announcements.
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