X4: Foundations

Your journey to building a vast space empire begins behind the controls of a single ship. Explore, trade, fight, and build as you rise to command fleets, stations, and entire economies in a living, fully simulated universe that reacts to every decision.

Developer: Egosoft.

Tags: Solo, Space Sim, Simulation, Sandbox.

Steam reviews: Mostly Positive (79% of 23,847).

Price: $9.99 (was $49.99, 80% off).

Released 2018-11-30.

Last updated 2026-07-13.

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