Build a sprawling space station in orbit with this idle construction game. Start with basic components and expand your facility by unlocking new equipment and generating resources. Discover and develop new areas as your station grows.
Reviews of Astro Builder are mixed: the game is rated 4.7/5 from 3.4K App Store ratings. What users like most: fun game concept, detailed space station building. Top complaints: buggy AI and builder behavior, lack of sound and music. Summarized from real user reviews.
0.1.4
September 4, 2026
Update SDK
$3.99
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3 issues
Builders getting stuck or ignoring resource needs
Inconsistent behavior when collecting from processors
4 requests
Ability to continue progress offline
More varied level designs and challenges
Astro Builder is a casual idle game where players construct and expand a space station in near-Earth orbit. The game involves managing resources, unlocking new equipment, and developing different areas of the station.
You begin with a ground track and a small platform. Materials are transported via a space elevator and piled on the ground. You then use these resources to expand and improve the platform, unlocking new equipment and producing more valuable resources.
Yes, the game is free to download and play. It offers in-app purchases, which can enhance the gameplay experience or speed up progression.
Expect a casual idle gameplay experience focused on construction and resource management. You'll gradually expand your space station, unlock new technologies, and discover new areas to develop without constant active input.
