Blue Whale Ark: Idle Survival is a simulation game set in a post-apocalyptic world where players must lead survivors on the back of a giant blue whale after a century-old disaster has submerged most of the land. Players are tasked with building a sustainable home by managing resources and infrastructure, including houses, farmland, and laboratories, while ensuring the well-being of their community.

The gameplay emphasizes resource management, requiring players to optimize the collection and usage of water, food, and energy. Players can rescue additional survivors, conduct scientific research to unlock new technologies, and embark on expeditions to discover new resources and relics. With its strategic elements and emphasis on exploration, Blue Whale Ark: Idle Survival offers an engaging experience for fans of the genre.