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Galactic Civilizations III

Galactic Civilizations III is the largest strategy sandbox ever made. Start with a single world and expand across the galaxy through diplomacy, trade, cultural hegemony or military conquest in this single-player or multiplayer 4X strategy game.

Release Date
March 27, 2014
Rating
77.5/100

Available On

Boosteroid (License)

Subscription-based (license tier) · No free trial available

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GeForce NOW

Free tier + Priority/Ultimate paid tiers · 1-hour free sessions (no sign-up required for free tier)

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Single player Multiplayer Co-operative Science fiction 4X (explore, expand, exploit, and exterminate)

Screenshots

Galactic Civilizations III screenshot 1
Galactic Civilizations III screenshot 2
Galactic Civilizations III screenshot 3
Galactic Civilizations III screenshot 4

Game Details

Studios

  • Stardock

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Official Site

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Game metadata sourced from IGDB. · Last updated Mar 22, 2026