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About This Game
X4: FOUNDATIONS, the long awaited sequel in the successful X series, brings our most sophisticated universe SIMULATION ever. Fly every ship, EXPLORE space or manage an empire; TRADE, FIGHT, BUILD and THINK carefully, while you embark on an epic journey.
Add X4: Foundations to your backlog
Import your Steam library in one click, then track what you finish and plan what to play next — free forever.
Last updated Mar 7, 2026