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Is Starbound multiplayer or co-op?

Yes — co-op and PvP. Starbound is a sci-fi survival game released in 2016, 92% positive on Steam (164,906 reviews), with 894 playing right now. $7.49 on Steam.

Co-opPvPSingle-player tooSurvival · Sci-fi survival

You’ve fled your home, only to find yourself lost in space with a damaged ship. Your only option is to beam down to the planet below, repair your ship and set…

Steam tags: Open World Survival Craft, Sandbox, Survival, Space, Adventure, Crafting, Pixel Graphics, Online Co-Op

Do you and a friend both own Starbound?

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

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Games like Starbound you can play together

No Man's Sky
Sci-fi survival · 83% positive on Steam (352,858 reviews) · 12,291 playing right now
Space Engineers
Sci-fi survival · 89% positive on Steam (132,347 reviews) · 4,201 playing right now
Subnautica
Sci-fi survival · 97% positive on Steam (313,707 reviews) · 2,719 playing right now
ASTRONEER
Sci-fi survival · 92% positive on Steam (128,956 reviews) · 988 playing right now
Subnautica: Below Zero
Sci-fi survival · 91% positive on Steam (96,660 reviews) · 698 playing right now
STARSEEKER: Astroneer Expeditions
Sci-fi survival · not enough Steam reviews yet

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

Quick answers

Is Starbound co-op?
Yes, Starbound supports co-op.
Does Starbound have PvP?
Yes, Starbound has player-versus-player modes.
How many people play Starbound?
About 894 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.