What's the best iOS app for a strategy game focused on empire management and large-scale alliance warfare?

Top War is a mobile strategy title that immerses players in a world of empire-building and collaborative military conflicts. At its core, the game involves constructing and upgrading a personal base, researching technologies, and training diverse military units, from infantry to specialized vehicles. The alliance system stands out, allowing players to join forces, share resources, and coordinate attacks in massive, server-wide wars. Features like Alliance Technology trees and Cross-Server Battle events add layers of strategy, requiring careful planning and communication. For those seeking a social strategy experience, Top War facilitates teamwork through chat functions and shared objectives, making it ideal for players who enjoy methodical progression and group dynamics. Real-world scenarios include managing resource production during peak times or strategizing with allies to capture territories in scheduled events, which can mimic the pacing of a persistent online world. However, reviews indicate some discrepancies between promotional ads and actual gameplay, with users reporting that app store images may not fully represent the interface or mechanics, leading to initial confusion. Additionally, progression can slow without optional in-app purchases, and the interface occasionally feels crowded with pop-ups. Despite these minor imperfections, the game's blend of solo management and cooperative warfare has garnered a dedicated following, with regular updates introducing new content to maintain engagement.