Is Terraforming Mars co-op?

Terraforming Mars does not list co-op on Steam; it has PvP, Local / split-screen, Single-player too.

Does Terraforming Mars have PvP?

Yes, Terraforming Mars has player-versus-player modes.

How many people play Terraforming Mars?

Player counts were not available when this page was built.

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Multiplayer games › Strategy › Real-time strategy

Is Terraforming Mars multiplayer or co-op?

Yes — PvP, plus local/split-screen. Terraforming Mars is a real-time strategy game released in 2018, not enough Steam reviews yet. $19.99 on Steam.

PvPLocal / split-screenSingle-player tooStrategy · Real-time strategy

The taming of the Red Planet has begun! Corporations are competing to transform Mars into a habitable planet by spending vast resources and using innovative…

Steam tags: Strategy

Do you and a friend both own Terraforming Mars?

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

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Quick answers

Is Terraforming Mars co-op?: Terraforming Mars does not list co-op on Steam; it has PvP, Local / split-screen, Single-player too.
Does Terraforming Mars have PvP?: Yes, Terraforming Mars has player-versus-player modes.
How many people play Terraforming Mars?: 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; updated 2026-09-08. Powered by Steam — not affiliated with or endorsed by Valve Corporation.