3,012
players right now
4,324
24-hour peak
15,074
all-time peak
X4: Foundations
Steam charts & player count history
About the game
Thrilling space battles meet deep strategy. X4 invites you to explore, fight, trade, and build an empire in a dynamic, fully simulated space sandbox, where every decision shapes your journey. Now featuring the 2025 flight model overhaul.