Is Subterranauts co-op?

Yes, Subterranauts supports co-op.

Does Subterranauts have PvP?

Steam's store page doesn't flag a PvP category, but Subterranauts is tagged Team-Based — it's player-versus-player.

Do we both need to own Subterranauts to play together?

Yes. Subterranauts 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 Subterranauts?

Player counts were not available when this page was built.

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

Multiplayer games › Horror › Co-op horror

Is Subterranauts multiplayer or co-op?

Yes — co-op and PvP. Subterranauts is a co-op horror game released in 2025, 83% positive on Steam (178 reviews). $4.99 on Steam.

Co-opHorror · Co-op horror

Subterranauts is a 1-6 player multiplayer horror game with proximity voice chat and terrifying creatures.…

How Subterranauts plays with friends, according to Steam

Online co-op: Yes
Local / split-screen co-op: Not listed on Steam
Online PvP: Not listed on Steam
LAN play: Not listed on Steam

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: Early Access, Multiplayer, Horror, Procedural Generation, Online Co-Op, Team-Based, Exploration, Post-apocalyptic

Do you and a friend both own Subterranauts?

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

Or open the Steam store page.

Games like Subterranauts you can play together

Dead by Daylight

Co-op horror · 79% positive on Steam (797,216 reviews) · 44,886 playing right now

R.E.P.O.

Co-op horror · 97% positive on Steam (185,642 reviews) · 32,349 playing right now

Phasmophobia

Co-op horror · 96% positive on Steam (768,779 reviews) · 9,978 playing right now

Lethal Company

Co-op horror · 97% positive on Steam (487,160 reviews) · 6,199 playing right now

Dying Light

Co-op horror · 95% positive on Steam (457,632 reviews) · 4,953 playing right now

SCP: Secret Laboratory

Co-op horror · 91% positive on Steam (214,309 reviews) · 4,696 playing right now

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

Quick answers

Is Subterranauts co-op?: Yes, Subterranauts supports co-op.
Does Subterranauts have PvP?: Steam's store page doesn't flag a PvP category, but Subterranauts is tagged Team-Based — it's player-versus-player.
Do we both need to own Subterranauts to play together?: Yes. Subterranauts 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 Subterranauts?: Player counts were not available when this page was built.

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