CityOS

Build upward. Expand outward. Make the city yours. Welcome to CityOS, a city-building game where your borough grows with every decision. Plan neighborhoods, stack buildings into a rising skyline, and reclaim new land as you turn a small beginning into a thriving city. 🏙️ BUILD & GROW — Zone land and shape your skyline. ⬆️ UPGRADE & EVOLVE — Earn DATA and unlock new ways to develop your city. 🗺️ EXPAND — Reclaim land and give your next big idea room to grow. 🌳 MAKE IT YOURS — Add decorations and bring character to your neighborhoods. From your first block to your tallest tower, every addition is part of a city only you could build. What will your skyline look like?