Is BRAIN / OUT co-op?

Steam's store page doesn't flag a co-op category, but players tag BRAIN / OUT as co-op.

Does BRAIN / OUT have PvP?

Yes, BRAIN / OUT has player-versus-player modes.

How many people play BRAIN / OUT?

About 9 players were in-game when this page was built (2026-09-08).

Ready Up — what game do we play?Compare two Steam libraries →

Multiplayer games › Shooter › Classic & campaign shooter

Is BRAIN / OUT multiplayer or co-op?

Yes — co-op and PvP. BRAIN / OUT is a classic & campaign shooter game released in 2017, 82% positive on Steam (15,361 reviews), with 9 playing right now. Free on Steam.

PvPShooter · Classic & campaign shooter

Brain / Out is a multiplayer shooter with a nostalgic post-Soviet feel. Experience dynamic battles and exterminate your enemies with a large arsenal of modern…

Steam tags: Free to Play, 2D, Shooter, Multiplayer, Pixel Graphics, Action, Survival, Massively Multiplayer

Do you and a friend both own BRAIN / OUT?

Ready Up compares two Steam libraries and shows every multiplayer game you both have — including whether BRAIN / OUT is one of them — then helps you pick tonight's game with a weighted roll or a bracket.

Compare our libraries Steam store page

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Tired of BRAIN / OUT? The Swap tab finds the closest unowned games of the same type that are newer or rated higher.

Quick answers

Is BRAIN / OUT co-op?: Steam's store page doesn't flag a co-op category, but players tag BRAIN / OUT as co-op.
Does BRAIN / OUT have PvP?: Yes, BRAIN / OUT has player-versus-player modes.
How many people play BRAIN / OUT?: About 9 players were in-game when this page was built (2026-09-08).

Ready Up is a free tool: enter two Steam usernames and it lists the multiplayer games you both own, runs a bracket to pick one, and suggests new co-op games that fit how you both play. Ratings, tags and player counts from Steam and SteamSpy; updated 2026-09-08. Powered by Steam — not affiliated with or endorsed by Valve Corporation.