Is Sid Meier's Civilization® III Complete multiplayer or co-op?

Yes — online multiplayer. Sid Meier's Civilization® III Complete is a turn-based & grand strategy game released in 2006, 90% positive on Steam (7,231 reviews), with 1,383 playing right now. $3.99 on Steam.

How Sid Meier's Civilization® III Complete plays with friends, according to Steam

Online co-op

Not listed on Steam

Local / split-screen co-op

Not listed on Steam

Online PvP

Not listed on Steam

LAN play

Not listed on Steam

Single-player mode

Yes

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: Strategy, Turn-Based Strategy, Turn-Based, Classic, 4X, Historical, Singleplayer, Multiplayer

Do you and a friend both own Sid Meier's Civilization® III Complete?

Ready Up compares two Steam libraries and shows every multiplayer game you both have — including whether Sid Meier's Civilization® III Complete 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 Sid Meier's Civilization® III Complete you can play together

Tired of Sid Meier's Civilization® III Complete? The Swap tab finds the closest unowned games of the same type that are newer or rated higher.

Quick answers

Is Sid Meier's Civilization® III Complete co-op?

Sid Meier's Civilization® III Complete does not list co-op on Steam; it has Online multiplayer, Single-player too.

Does Sid Meier's Civilization® III Complete have PvP?

Steam does not list PvP for Sid Meier's Civilization® III Complete.

Do we both need to own Sid Meier's Civilization® III Complete to play together?

Yes. Sid Meier's Civilization® III Complete 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 Sid Meier's Civilization® III Complete?

About 1,383 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