Empire: World War II immerses players in the strategic chaos of World War II, allowing them to command troops across historical battles and campaigns. As a commander, users engage in turn-based missions, requiring careful planning and tactical decision-making to outmaneuver opponents. The game features over 100 different units across land, air, and sea, each with unique capabilities, enabling a wide range of strategic options.

Players can unlock enhancements for their units and recruit from more than 120 unique generals to bolster their forces. With over 60 missions spread across four major campaigns, including the Polish campaign and Operation Weser-Exercise, players must conquer strategic objectives, escort convoys, and destroy enemy units to secure victory. The game emphasizes versatility with individual goals, allowing players to experience the war from different national perspectives.