Astro Builder app icon

Apps Like Astro Builder for iPhone and iPad

Build space stations with resources and elevators

Build and expand a space station in near-Earth orbit. Construct platforms using resources from a space elevator. Unlock new equipment and areas as the station grows. Manage resource production and development phases.

by Solid Games LIMITED★ 4.72,643 ratingsGamesFreeData updated 2026-09-06

Ranked alternatives

Showing 81–100 of 1,000 ranked alternatives.

  1. Star Hunter-Infinite Lagrange app icon

    Star Hunter-Infinite Lagrange

    NETEASE INTERACTIVE ENTERTAINMENT PTE. LTD

    Explore planets, build fleets, command battles

    Explore a futuristic galaxy with tactical extraction missions. Customize characters with skills and equipment. Manage resources and base defenses. Engage in real-time battles with squad formations.

    ★ 4.57,403 ratingsGamesFreeData updated 2026-09-20
  2. Picture Builder - Pixel Puzzle app icon

    Picture Builder - Pixel Puzzle

    Hitapps Games LTD

    Build cities with pieces

    Create and customize art by selecting colors and filling grids. Solve puzzles to reveal cityscapes. Find hidden objects and complete logical challenges. Save and share completed artwork.

    ★ 4.717,826 ratingsGamesFreeData updated 2026-09-06
  3. Idle Landmarks app icon

    Idle Landmarks

    Zplay (Beijing) Info. Tech. Co.,Ltd.

    Build , earn cash, share creations

    Build by placing bricks and pieces in an world. Earn cash by showcasing completed structures. Spend earned cash to construct new and expand the built environment.

    ★ 4.71,884 ratingsGamesFreeData updated 2026-09-19
  1. Ride Master: Car Builder Game app icon

    Ride Master: Car Builder Game

    Freeplay LLC

    Build and race custom trucks

    Build and customize vehicles for off-road races. Modify parts, upgrade performance, and design cars to withstand crash tests. Race against other players in competitive events. Earn rewards to unlock new parts and improve your vehicle.

    ★ 4.756,775 ratingsGamesFreeData updated 2026-09-06
  2. Idle Port - Sea game app icon

    Idle Port - Sea game

    Gismart Limited

    Build ports, upgrade ships, defeat aliens

    Build and manage a ship to defend Earth from an alien attack. Upgrade facilities, hire crew, and expand operations. Complete missions to strengthen defenses and prevent the invasion. Track progress and manage resources to achieve success.

    ★ 4.64,758 ratingsGamesFreeData updated 2026-09-20
  3. Idle Planet Miner app icon

    Idle Planet Miner

    Tech Tree Games LLC

    Mine planets, upgrade tech, compete with others

    Manage a space mining empire by upgrading planets, smelting ore, and hiring managers. Tap to mine asteroids and earn coins. Track galaxy progress while . Compete against other miners.

    ★ 4.79,884 ratingsGamesFreeData updated 2026-09-16
  4. Pocket Galaxy: Gravity Sandbox app icon

    Pocket Galaxy: Gravity Sandbox

    Pocket Labs.

    Create and simulate galaxies in 3D

    Create and simulate custom galaxies with realistic physics. Place and customize planets, stars, and other celestial bodies. Adjust orbital paths and gravitational forces. Explore 3D space and test planetary interactions.

    ★ 4.625,444 ratingsGamesFreeData updated 2026-09-13
  5. SpaceXYZ: Idle Tower Defense app icon

    SpaceXYZ: Idle Tower Defense

    Supermagic Inc.

    Build bases, drop units, survive waves

    Build and upgrade bases to defend against waves of enemies. Deploy units strategically to survive attacks. Manage resources to strengthen defenses and expand territory. Control multiple bases in real-time strategy combat.

    ★ 4.7570 ratingsGamesFreeData updated 2026-09-06
  6. SciFarm - Space Zoo & Farming app icon

    SciFarm - Space Zoo & Farming

    RAYA GAME PUBLISHING LTD

    Explore stations and manage resources

    Manage a station by breeding and selling animal DNA to expand operations. Upgrade facilities, research new species, and trade resources with other stations. Track progress and adjust strategies to sustain growth.

    ★ 4.675 ratingsGamesFreeData updated 2026-09-23
  7. Asteroid Miner 3D app icon

    Asteroid Miner 3D

    SUPERSONIC STUDIOS LTD

    Mine asteroids, gather resources, build ship

    Explore space by controlling a spaceship. Mine asteroids for resources. Collect materials to upgrade equipment and expand your fleet. Complete missions to advance in the game.

    ★ 4.74,403 ratingsGamesFreeData updated 2026-09-06
  8. TDS - Tower Destiny Survive app icon

    TDS - Tower Destiny Survive

    SayGames LTD

    Defend your , eliminate zombies

    Build and defend a by collecting blocks to construct defenses against zombie waves. Place towers to shoot zombies, upgrade defenses, and manage resources. Complete levels by keeping the intact and eliminating all enemies.

    ★ 4.869,598 ratingsGamesFreeData updated 2026-09-06
  9. Moneyland app icon

    Moneyland

    Rollic Games Oyun Yazilim ve Pazarlama Anonim Sirketi

    Invest in venues and collect money

    Manage city development by investing in venues like shops and banks. Collect resources, unlock new areas, and expand the city. Track progress through idle gameplay and manage investments to generate income.

    ★ 4.724,289 ratingsGamesFreeData updated 2026-09-06
  10. Space Simulator app icon

    Space Simulator

    Tai Chen

    Fly through the solar system and explore

    Simulate flights using real physics and realistic Solar System rendering. Play NASA missions like Apollo and Shuttle. Launch from Kennedy Center, orbit Earth and Moon, dock with ISS, perform Trans Lunar Injections, and land on the Moon.

    ★ 4.74,282 ratingsGames$4.99Data updated 2026-09-08
  11. Designer City app icon

    Designer City

    Sphere Game Studios Ltd

    Build cities, design skylines, add landmarks

    Build and expand a with customizable structures. Construct residential, commercial, and industrial buildings. Add services, parks, and landmarks. Create jobs and manage urban development without timers. Save progress offline.

    ★ 4.98,056 ratingsGamesFreeData updated 2026-09-10
  12. Alien: Isolation app icon

    Alien: Isolation

    Feral Interactive Ltd

    Play through Ellen Ripley's story

    Explore a sci-fi narrative where Amanda Ripley investigates her mother's disappearance. Navigate a space station, solve puzzles, and uncover secrets through interactive storytelling and environmental exploration.

    ★ 4.51,179 ratingsGamesFreeData updated 2026-09-06
  13. Mega Tower - Casual TD Game app icon

    Mega Tower - Casual TD Game

    HONG KONG YOULOFT TECHNOLOGY LIMITED

    Build towers, merge units, conquer planets

    Is a defense with idle gameplay and manual targeting. Players build and merge towers to strengthen defenses. Strategic placement of towers is required to conquer the planet.

    ★ 4.65,153 ratingsGamesFreeData updated 2026-09-06
  14. Base Defense! app icon

    Base Defense!

    Rollic Games Oyun Yazilim ve Pazarlama Anonim Sirketi

    Defend bases, manage resources, defeat enemies

    Manage resources and defend your against enemies and bosses. Hire workers, upgrade characters, and explore new areas to save civilians. Build and expand your community by conquering bases and completing missions.

    ★ 4.710,336 ratingsGamesFreeData updated 2026-09-06
  15. Pixel Starships™ app icon

    Pixel Starships™

    Savy Soda Pty Ltd

    Manage fleets, explore worlds, build bases

    Manage and customize a spaceship in a persistent 8bit universe. Build and upgrade your ship with resource rooms, staff, and weapons. Engage in battles and explore a massive online world. Track progress and manage crew and inventory.

    ★ 4.735,026 ratingsGamesFreeData updated 2026-09-08

How we rank alternatives

Apps are ranked by functional similarity, category fit, rating confidence, and popularity.