Doomsday Shelter: Survival is a free post-apocalyptic strategy game developed by Triathlon HK for Android devices. The game is set in a world where the zombie virus has wiped out most of humanity, and survivors have built shelters to protect themselves. In this game, you must use your wits and bravery to strengthen your shelter and save more humans.

The gameplay revolves around simulation construction, map exploration, material collection, army recruitment, and destroying zombie lords. You can recruit powerful heroes to help you explore the post-apocalyptic world and find strong survivors to form a defense alliance. Your ultimate goal is to build an invincible army, strengthen your shelter, and become a hero of the end of the world to shelter humanity.