204+ iOS apps & games curated and reviewed
Rocket Star is the household name in space exploration idle, but it's far from the only option. We track 204+ alternatives and competitors on iOS — many free, many higher-rated than you'd expect.
Build and manage a futuristic spaceship factory. Research new technologies, assemble rockets, and launch them to explore new planets. Earn idle cash even when offline to grow your space empire.
Explore a galaxy in chaos, building and customizing spaceships to battle endless enemy hordes. Investigate different worlds and uncover a developing story to restore order.
Manage a growing space trading company, upgrading rockets and facilities while exploring the cosmos. Recruit and train a crew of pioneers, research new technologies, and generate idle cash even when offline. Unlock achievements and enter wormholes to advance your empire.
Build and manage a secret desert facility to research salvaged alien technology. Expand your operations, unlock advanced research, and defend against government raids and alien interference. Your strategic decisions will determine the fate of your facility and potentially the world.
Manage your own space agency, from designing and building rockets to launching missions for research, mining, or tourism. Explore planets and moons, establish off-world economies, and advance your technology in this interplanetary simulation.
Simulate the terraforming of planets using real scientific principles. Cultivate life, manage resources, and build civilizations on various worlds, from our solar system to fictional planets and moons. Encounter alien life and defend your settlements from cosmic threats.
Become an interstellar entrepreneur by discovering and mining exotic exoplanets. Build a vast empire, invent new technologies, and profit from lucrative crafting, even while you're away. Your mining operations continue to grow your wealth and influence across the galaxy.
Become a universe annihilator in this incremental idle clicker game. Earn energy, explore the multiverse, and upgrade devastating disasters. Utilize powerful crystals to manipulate time and reality for ultimate destruction.
Build and manage your own space mining empire in this idle simulation game. Upgrade planets, smelt ore, hire managers, and play the galactic market to maximize profits. Compete in weekly tournaments for premium rewards.
Build and decorate unique planets in space with beautiful objects. This relaxing idle game allows for strategic competition on real-time leaderboards. Collect coins, use upgrades and boosters, and continue progressing even when offline.
This idle game offers a relaxing and addictive experience with simple swipe controls and impressive graphics. Players start small, consuming and expanding in a curved universe to grow their empire and accumulate vast in-game wealth.
Explore planets with a retro sci-fi idle theme. Hire scientists for passive income, tap for boosts, and research expeditions for discoveries. Prestige to reset with permanent upgrades and unlock perks with rare QBits.
Explore and colonize a mysterious galaxy by merging settlements and ships to build technological fortresses. Collect artifacts, expand your empire across unusual planets, and enjoy a relaxing idle experience as your colonies grow automatically.
Command a retro spaceship in this incremental clicker game. Blast enemies, upgrade your ship, and explore planets to earn passive income. Enjoy classic shoot 'em up action with idle RPG mechanics.
Become a space tycoon in this idle simulator. Discover planets, build factories, and manage resources to create a vast space empire. Upgrade workers and use unique mechanics to advance your civilization and become the universe's greatest capitalist.
Build and expand your space base by automating production and upgrading technology. Recruit a crew through a gacha system to enhance your operations and explore the galaxy for resources. Engage in strategic resource management and crafting for endless progression.
Tap to gather matter and create interstellar objects, from particles to galaxies. Objects automatically generate more matter, allowing for endless universe expansion. Unlock divine powers, upgrade objects, and utilize special abilities to grow your cosmic creation.
Explore space, merge scientists, and level up satellites to generate resources. Engage in quests, expeditions, and diplomatic relations with alien civilizations. Make strategic decisions to shape the destiny of Earth and the universe.
Engage in a minimalist idle space shooter where your turret automatically fires at drifting targets. Earn cash by popping dots to invest in various upgrades for your defense, drones, and economy. Progress through new galaxies, unlock powerful abilities, and compete on global leaderboards.
Build and manage an idle space company by automating spaceship fleets and collecting passive income. Research new ships, upgrade hangars, and expand your space tower to become the wealthiest tycoon in the galaxy. Enjoy offline gameplay and continuous earnings.