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Is Sid Meier's Alpha Centauri™ Planetary Pack multiplayer or co-op?

Yes — PvP. Sid Meier's Alpha Centauri™ Planetary Pack is a turn-based & grand strategy game released in 2024, 92% positive on Steam (461 reviews), with 32 playing right now. $4.99 on Steam.

PvPSingle-player tooStrategy · Turn-based & grand strategy

Sid Meier's Alpha Centauri™ Planetary Pack includes the original Alpha Centauri and the expansion, Alien Crossfire.

How Sid Meier's Alpha Centauri™ Planetary Pack 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
Yes
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, 4X, Multiplayer, Singleplayer, Space, Turn-Based Strategy, Sci-fi

Do you and a friend both own Sid Meier's Alpha Centauri™ Planetary Pack?

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

Do you and a friend both own Sid Meier's Alpha Centauri™ Planetary Pack?Free, no login — uses public Steam profiles.

Or open the Steam store page.

Games like Sid Meier's Alpha Centauri™ Planetary Pack you can play together

Hearts of Iron IV
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Sid Meier’s Civilization® VI
Turn-based & grand strategy · 87% positive on Steam (349,920 reviews) · 25,420 playing right now
Crusader Kings III
Turn-based & grand strategy · 90% positive on Steam (126,909 reviews) · 14,302 playing right now
Stellaris
Turn-based & grand strategy · 86% positive on Steam (185,433 reviews) · 13,727 playing right now
Sid Meier's Civilization® V
Turn-based & grand strategy · 96% positive on Steam (204,265 reviews) · 12,206 playing right now
Europa Universalis IV
Turn-based & grand strategy · 87% positive on Steam (134,436 reviews) · 12,445 playing right now

Tired of Sid Meier's Alpha Centauri™ Planetary Pack? The Swap tab finds the closest unowned games of the same type that are newer or rated higher.

Quick answers

Is Sid Meier's Alpha Centauri™ Planetary Pack co-op?
Sid Meier's Alpha Centauri™ Planetary Pack does not list co-op on Steam; it has PvP, Single-player too.
Does Sid Meier's Alpha Centauri™ Planetary Pack have PvP?
Yes, Sid Meier's Alpha Centauri™ Planetary Pack has player-versus-player modes.
Do we both need to own Sid Meier's Alpha Centauri™ Planetary Pack to play together?
Yes. Sid Meier's Alpha Centauri™ Planetary Pack 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 Alpha Centauri™ Planetary Pack?
About 32 players were in-game when this page's data was last refreshed (2026-09-09).
Can you play Sid Meier's Alpha Centauri™ Planetary Pack on LAN?
Yes. Steam lists LAN PvP for Sid Meier's Alpha Centauri™ Planetary Pack, so it works on a local network without the game's online servers.

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