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Sid Meier's Alpha Centauri

Also known as Alpha Centauri, SMAC

1999 Firaxis Games Turn-based strategy Updated 27 Jul 2026

Sid Meier's Alpha Centauri is a 1999 turn-based strategy game developed by Firaxis Games. A spiritual successor to Civilization designed by Brian Reynolds and Sid Meier, it picks up where humanity's escape from a dying Earth ends, as the survivors' colony ship fractures into seven ideological factions who colonize the alien world of Chiron and struggle over its future.

The game deepened the 4X formula with a unit design workshop that let players build custom units from researched components, extensive terraforming, a social-engineering system, and a mysterious native alien ecology tied to the sentient planet itself. Its exploration of philosophy, ecology, and politics, delivered through memorable faction leaders and evocative quotations that accompanied each technology, gave it a literary depth rare in the genre. It is frequently cited among the greatest strategy games ever made.

Alpha Centauri and its expansion, Alien Crossfire, remain available through digital storefronts, and its ideas continued to shape later entries in the Civilization lineage.

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Where can you play Sid Meier's Alpha Centauri today?

Device by device, which of the 5 alternatives below you can play on it.

PC: Pandora: First Contact (€ 14,99), Terra Invicta (€ 39,99), Civilization: Beyond Earth (€ 39,99) and 2 more.
Mac: Pandora: First Contact (€ 14,99) and Civilization: Beyond Earth (€ 39,99).
Linux: Pandora: First Contact (€ 14,99) and Civilization: Beyond Earth (€ 39,99).
iPhone: None of the alternatives to Sid Meier's Alpha Centauri runs on iPhone.
iPad: None of the alternatives to Sid Meier's Alpha Centauri runs on iPad.
Android phone: None of the alternatives to Sid Meier's Alpha Centauri runs on Android phone.
Android tablet: None of the alternatives to Sid Meier's Alpha Centauri runs on Android tablet.
PlayStation: None of the alternatives to Sid Meier's Alpha Centauri runs on PlayStation.
Xbox: None of the alternatives to Sid Meier's Alpha Centauri runs on Xbox.
Switch: None of the alternatives to Sid Meier's Alpha Centauri runs on Switch.
Steam Deck: Terra Invicta (€ 39,99).

Games like Sid Meier's Alpha Centauri

Modern alternatives to Sid Meier's Alpha Centauri, with the devices they run on and their price. Ordered editorially by how well each one stands in for the original, with community votes weighted in as they accumulate.

Prices, platform availability and Steam Deck compatibility can change at any time. Always check the store page before buying.

Pandora: First Contact Indie

€ 14,99

An indie sci-fi 4X strongly modelled on Alpha Centauri.

Available on

PC Mac Linux iPhone iPad Android phone Android tablet PlayStation Xbox Switch Steam Deck Untested

Pandora: First Contact runs on PC, Mac, Linux. Not available on iPhone, iPad, Android phone, Android tablet, PlayStation, Xbox, Switch. It is Steam Deck Untested.

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Terra Invicta Indie

€ 39,99

Factional grand strategy over an alien arrival, as ideologically driven as Alpha Centauri was.

Available on

PC Mac Linux iPhone iPad Android phone Android tablet PlayStation Xbox Switch Steam Deck Verified

Terra Invicta runs on PC. Not available on Mac, Linux, iPhone, iPad, Android phone, Android tablet, PlayStation, Xbox, Switch. It is Steam Deck Verified.

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Civilization: Beyond Earth

€ 39,99

A modern sci-fi 4X successor set on a colonised alien world.

Available on

PC Mac Linux iPhone iPad Android phone Android tablet PlayStation Xbox Switch Steam Deck Unsupported

Civilization: Beyond Earth runs on PC, Mac, Linux. Not available on iPhone, iPad, Android phone, Android tablet, PlayStation, Xbox, Switch. It is Steam Deck Unsupported.

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