The phrase identifies a specific category of video games available on Apple’s mobile operating system. These interactive experiences typically place players in challenging environments where resource management, crafting, and evasion of threats are essential for continued play. Examples include titles focused on wilderness endurance, zombie apocalypse scenarios, and post-cataclysmic societal rebuilding.
The significance of this game genre lies in its capacity to provide compelling, portable entertainment that tests strategic thinking and problem-solving skills. Its rise in popularity mirrors the increased processing power and graphical capabilities of mobile devices. Early iterations were simplistic, while modern offerings frequently boast sophisticated mechanics and detailed graphics, rivaling those of dedicated gaming consoles. This evolution offers a deep engagement for the player, often allowing for extensive playtime due to the games’ open-ended nature.