Is Supreme Ruler Ultimate co-op?

Supreme Ruler Ultimate does not list co-op on Steam; it has PvP, Single-player too.

Does Supreme Ruler Ultimate have PvP?

Yes, Supreme Ruler Ultimate has player-versus-player modes.

Do we both need to own Supreme Ruler Ultimate to play together?

Yes. Supreme Ruler Ultimate 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 Supreme Ruler Ultimate?

About 35 players were in-game when this page's data was last refreshed (2026-09-09).

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

Multiplayer games › Strategy › Real-time strategy

Is Supreme Ruler Ultimate multiplayer or co-op?

Yes — PvP. Supreme Ruler Ultimate is a real-time strategy game released in 2014, 77% positive on Steam (1,223 reviews), with 35 playing right now. $19.99 on Steam.

PvPSingle-player tooStrategy · Real-time strategy

Real-Time Strategy/Wargame. From World War II through the Cold War and into the future, re-live or re-imagine the tensions and crises of our recent history!…

How Supreme Ruler Ultimate 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
Single-player mode: Yes
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: Grand Strategy, Tactical, Military, RTS, Modern, Wargame, Real-Time with Pause, Strategy

Do you and a friend both own Supreme Ruler Ultimate?

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

Or open the Steam store page.

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

Quick answers

Is Supreme Ruler Ultimate co-op?: Supreme Ruler Ultimate does not list co-op on Steam; it has PvP, Single-player too.
Does Supreme Ruler Ultimate have PvP?: Yes, Supreme Ruler Ultimate has player-versus-player modes.
Do we both need to own Supreme Ruler Ultimate to play together?: Yes. Supreme Ruler Ultimate 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 Supreme Ruler Ultimate?: About 35 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