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Is Space Engineers multiplayer or co-op?

Yes — co-op and PvP. Space Engineers is a sci-fi survival game released in 2019, 89% positive on Steam (132,347 reviews), with 4,201 playing right now. $19.99 on Steam.

Co-opPvPSingle-player tooSurvival · Sci-fi survival

Space Engineers is a sandbox engineering game where you design and build ships, stations, and planetary bases in a fully destructible environment. Explore…

How Space Engineers plays with friends, according to Steam

Online co-op
Not listed on Steam
Local / split-screen co-op
Not listed on Steam
Online PvP
Yes
LAN play
Not listed on Steam
Cross-platform multiplayer (Windows / Mac / Linux)
Yes
Single-player mode
Yes
Controller
Partial controller support
Mods
Steam Workshop

Steam's own category list for the game, as of 2026-09-09. "Not listed" means the store page does not claim that mode; community mods or Remote Play can still add it.

Steam tags: Space, Sandbox, Building, Open World Survival Craft, Multiplayer, Survival, Simulation, Open World

Do you and a friend both own Space Engineers?

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

Do you and a friend both own Space Engineers?Free, no login — uses public Steam profiles.

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Starbound
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Subnautica: Below Zero
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Cubic Odyssey
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Tired of Space Engineers? The Swap tab finds the closest unowned games of the same type that are newer or rated higher.

Quick answers

Is Space Engineers co-op?
Yes, Space Engineers supports co-op.
Does Space Engineers have PvP?
Yes, Space Engineers has player-versus-player modes.
Do we both need to own Space Engineers to play together?
Yes. Space Engineers is played online, so each player needs their own copy on their own Steam account (or PC Game Pass where it is offered). Steam Families can share a library, but two people cannot play the same shared game at the same time.
How many people play Space Engineers?
About 4,201 players were in-game when this page's data was last refreshed (2026-09-09).

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; page updated 2026-09-23. Powered by Steam — not affiliated with or endorsed by Valve Corporation or Microsoft. Ready Up is a Somebody Decide program. How the data works · Legal & privacy · All types · Game Pass