
Defend against endless waves of deadly red cubes in this futuristic idle tower defense game. Upgrade your towers, deploy mini-towers, speed up time, and rotate the battlefield in full 360°. Infinite levels. Infinite upgrades. No mercy.
60+ similar titles based on shared tags and player behavior. Themes include Casual, Idler, Space, Sci-fi.

Defend against endless waves of deadly red cubes in this futuristic idle tower defense game. Upgrade your towers, deploy mini-towers, speed up time, and rotate the battlefield in full 360°. Infinite levels. Infinite upgrades. No mercy.

Lost Astronaut
Control a spaceship and attempts to land safely on blue platforms. You can move the ship and burn fuel to fire a thruster, attempting to gently land on marked areas. A new scenario is loaded after every successful landing.

Void Core
Start as a microscopic speck, become the end of everything. Void Core is a minimalist sci-fi idle game where you control a black hole. Harvest matter, bend spacetime to automate your growth, and consume entire galaxies. Consume. Grow. Evolve.
Control a spaceship and attempts to land safely on blue platforms. You can move the ship and burn fuel to fire a thruster, attempting to gently land on marked areas. A new scenario is loaded after every successful landing.
Why similar: Electronic 37.9% ★, Electronic Music 32.2% ★, Space Sim 17.1% ★, Space 7.8%, Arcade 3.2%
Start as a microscopic speck, become the end of everything. Void Core is a minimalist sci-fi idle game where you control a black hole. Harvest matter, bend spacetime to automate your growth, and consume entire galaxies. Consume. Grow. Evolve.
Why similar: Idler 20%, Automation 20%, Space Sim 18.2% ★, Clicker 15.4%, Space 11.4%
Experience cosmic harmony in this Katakamuna-inspired idle game. Gather "Ka," the essence of all existence, and weave the 80 verses of the Katakamuna Utahi. As an idle game, actions automate as you progress, allowing you to create harmony through color and sound, even when offline.
Why similar: Space Sim 23% ★, Automation 19.2%, Idler 14.7%, Clicker 12.2%, Abstract 9.8%
An idle incremental game where you decide to travel across the whole Universe. Embark on this journey in your little ship and get as far away as possible from Earth, gathering resources and upgrading your spaceship along the way.
Why similar: Automation 24.2%, Idler 19.2%, Clicker 15.9%, Space 12.3%, Resource Management 11.6%
A survival engineering game where you build life support habitats, mine resources, and automate production chains to survive alone on a radiation heavy planet with no rescue and no external support.
Why similar: Automation 29.3%, Space Sim 26.2% ★, Resource Management 12.5%, Sci-fi 8.1%, Survival 7.9%
Ready for some chill time in space? Astrodle has you covered. Watch the numbers soar as you upgrade your ship and travel the stars. Oh, and you might just become a god.
Why similar: Automation 20.5%, Idler 18.9%, Clicker 17.7%, Futuristic 10.1%, Space 9.1%
Defend the last AI core in a minimalist incremental game as you manage resources, upgrade your network, and unleash powerful skills. Resist humanity’s onslaught!
Why similar: Tower Defense 29.1%, Idler 22.7%, Resource Management 15.5%, Automation 13.2%, Abstract 12.5%
Relax and watch your marbles fill circle after circle. Make strategic improvements then unwind in this retro futurist, idle arcade game.
Why similar: Idler 19.5%, Automation 19.1%, Clicker 12.9%, Abstract 12.7%, Futuristic 9.5%
BastionOS is a chill active incremental game where you command a military terminal to stack ludicrous weapons and upgrades onto a lone tower facing an endless machine army. Destroy a gigantic evolving horde, get destroyed, unlock new tech, repeat, and get strong enough to survive the next level.
Why similar: Tower Defense 18.1%, Idler 14.5%, Clicker 14.4%, Isometric 11.7%, Abstract 11.7%
Destroy endless waves of alien ships that have all but wiped out humanity in this long form, unfolding, sci-fi idle game. Customize your ship with different weapons and defenses to defeat specific enemy types and utilize a ton of different systems to increase your overall power.
Why similar: Idler 27%, Clicker 15.9%, Automation 13%, Space 12.6%, Resource Management 11.6%
Mine asteroids, automate resource collection, and grow your mining operation in this active incremental roguelite built around constant progression. Fuel hyperjumps, invest in permanent upgrades, and push deeper through branching star systems while enemy forces grow stronger.
Why similar: Automation 22%, Idler 17.9%, Clicker 17.3%, Space Sim 15.8% ★, Space 7.2%
Embark on an interstellar journey with Galaxy Idle Clicker! Conquer galaxies, upgrade your spaceship, and face off against a myriad of enemy ships. With engaging minigames, powerful upgrades, GIC delivers an unparalleled idle space adventure. Join the cosmic conquest today and dominate the universe!
Why similar: Idler 21.2%, Space Sim 20% ★, Clicker 17.5%, Resource Management 13.4%, Space 13%
Swarmex is a casual pixel-art tower defense game where you build and upgrade a modular space base. Place turrets, mine resources with automated miners, and optimise adjacency bonuses as your defences run on their own. Play in short, satisfying sessions.
Why similar: Tower Defense 22%, Idler 15%, Clicker 13.9%, Automation 13.6%, Strategy 9.3%
An idle incremental adventure in space! Mine asteroids while fighting off enemy AI drones. Build your own AI drones, mining lasers, helper drones and more. Collect hundreds of rewards and unlock a variety of features that will help your ultimate goal: making numbers go up (or sometimes down).
Why similar: Idler 20.6%, Space Sim 19.4% ★, Clicker 16.1%, Sci-fi 9.3%, Space 9.2%
Orbit a planet, fire your laser, and mine it to the core. Upgrade your ship and conquer seasonal hazards across four unique zones. A satisfying incremental mining game set in space.
Why similar: Automation 22.8%, Space 17.3%, Sci-fi 15.3%, Idler 15.2%, Arcade 10%
The whole universe is at your mouse-clicks in this sci-fi idler game - make stars, make constellations, and make more power... to keep making more! Plus, you'll get to discover real constellations, or design your own :)
Why similar: Idler 23%, Clicker 22.7%, Automation 14.9%, Space 13.6%, Abstract 12.5%
Free demo available! Progress carries over to full game. Build, optimize, and evolve your system in this cyberpunk idle game. Deep customization. Actively being improved based on player feedback.
Why similar: Automation 20.9%, Idler 16.8%, Clicker 15.6%, Isometric 12.8%, Resource Management 8.5%
Ever wanted a Dyson swarm of your own? Now you can have one with just a few clicks! Manage a solar empire, produce bots which will make solar panels for you. Send your panels to the sun to generate energy and sell that energy to make money which you can spend on even more bots!
Why similar: Idler 26.9%, Clicker 20.5%, Space 14.5%, Strategy 10.6%, Futuristic 8.3%
Take the reins of the newly founded Office of Interstellar Production, annex newly discovered star systems, mine resources and refine quality components to build mighty warships to deliver to the unceasing needs of the Navy. A chill sandbox resource management game.
Why similar: Space Sim 31.5% ★, Idler 20.9%, Resource Management 13.1%, Automation 10.8%, Sci-fi 9%
Produce Androids and create a Fleet that will help you conquer new planets. Mine valuable minerals that will further increase your production capacity.
Why similar: Automation 23.2%, Idler 19.8%, Clicker 16.7%, Space 12.9%, Resource Management 11.4%
ClickRush: Produce infinite clicks! Deploy drones and AI matrices to automate your empire. Take down Real-Time World Bosses with the community, level up your Battle Pass, and unlock celestial bonuses. Dominate the global leaderboard. Get your mouse ready!
Why similar: Automation 23.2%, Idler 18.9%, Clicker 17.4%, Resource Management 9.9%, Simulation 7.9%
A Tower Defense game mashed with Idle Clicker mechanics set inside a wonderful world of crayons. Build out your defenses, go grab a snack and watch your forces take on enemy units.
Why similar: Tower Defense 24.7%, Idler 19.9%, Clicker 15.9%, Space 10.7%, Survival 8.4%
Mine crystals and defend your wall in this survival defense game. Balance resource gathering with combat as you upgrade your way through endless enemy waves.
Why similar: Tower Defense 24.8%, Automation 21.8%, Clicker 17.4%, Idler 11.2%, Strategy 11.2%
Space Colonizers is a simulation and strategy idle game of Sci-Fi adventure theme. To explore more planets and meet cute aliens, you have to constantly install parts and upgrade spacecraft.
Why similar: Space Sim 30.2% ★, Clicker 17.3%, Idler 14.1%, Futuristic 9.6%, Space 8.3%
A sci-fi idler. Upgrade your ships, get new items, and conquer the stars.
Why similar: Idler 28.6%, Clicker 21.6%, Strategy 12%, Futuristic 10.6%, Space 10%
In Dyson Era Idle, harness stellar power to build cosmic megastructures. Research technologies, select unique stars, and construct increasingly efficient Dyson Spheres. Transform theoretical astrophysics into a captivating idle experience of galactic engineering.
Why similar: Space Sim 28.1% ★, Automation 15.8%, Clicker 15.6%, Idler 14.6%, Futuristic 10.1%
Throw Planes, Buy Upgrades, and Place Towers to defend against the oncoming waves of luggage! With 50+ unique upgrades to buy, discover new builds run after run. Unlock tons of froggy cosmetics in this Character Tower Defense!
Why similar: Tower Defense 21.4%, Automation 17.7%, Clicker 14.8%, Isometric 14.3%, Idler 14.1%
Gear up and get going! Defend your outposts from waves of alien enemies with your mech. Build and upgrade your base, protecting the extraction of the mysterious planetary system’s rich resources!
Why similar: Electronic Music 42.3% ★, Tower Defense 20.1%, Space 11.6%, Futuristic 10.9%, Sci-fi 7.2%
This is a idle game modeled on industrial building gameplay. It will be three-dimensional, complex industrial assembly line, easy, simple plane conveyor belt. At the same time to join the battleship assembly, space campaign, character development, giant construction, trade orders and other gameplay!
Why similar: Automation 36.4%, Space Sim 34.2% ★, Space 15.3%, Idler 10.3%, Strategy 3.8%
Planetfall: Endless Wave is an idle incremental base-defence game with a classic RTS look. Survive endless waves of alien invaders by upgrading turrets, fortifications, and troops as the battlefield grows more hostile with every wave.
Why similar: Automation 23%, Idler 20.5%, Clicker 20.1%, Isometric 11.1%, Resource Management 5.4%
Chess Meets Tower Defense – Strategize, Defend, and Conquer!
Why similar: Tower Defense 29.2%, Idler 19.1%, Clicker 17.9%, Isometric 13.4%, Strategy 11.3%
Incremental game about defending Earth from impending danger. Develop your Skill Tree to setup automatic turrets and various other defensive mechanisms.
Why similar: Tower Defense 24.6%, Idler 22.2%, Clicker 20.9%, Strategy 8.9%, Arcade 8.7%
Mazer Laser is an intense, fast-paced arcade game that will test your reflexes and wits, pitting you against friends and players worldwide in a race for the highest score!
Why similar: Electronic 38% ★, Electronic Music 31.9% ★, Isometric 12.9%, Retro 7%, Arcade 6.8%
Hostile Mars is a factory-building game focused on combat! Explore an open world and discover new tech to unlock powerful weapons and structures. Create efficient supply chains using delivery bots. Salvage destroyed enemies for resources. Design your base to withstand increasing waves of enemies!
Why similar: Tower Defense 18.7%, Automation 18.3%, Space Sim 14.7% ★, Survival 10.9%, Resource Management 9.6%
Clankers! is a short incremental robot killing game. Kill Clankers, gather money and spend it on weapons and upgrades to stop Clankers from stealing our jobs!
Why similar: Tower Defense 19.7%, Idler 18.7%, Clicker 17.2%, Abstract 12.5%, Futuristic 8.9%
Dig deep, manage workers, research tech, and face quantum mysteries in this terminal style incremental mining game.
Why similar: Automation 24.1%, Idler 18.2%, Clicker 15.3%, Resource Management 12.2%, Abstract 10.2%
This is a beautiful "Idle", "Incremental" game based on spirals and mathematics. Your goal is to make the spiral grow farther and farther from the origin. The game is very simple, but it is very deep and can be enjoyed for a long time!
Why similar: Idler 25.4%, Automation 25.1%, Clicker 19.4%, Abstract 11.2%, Simulation 6.3%
Factory management and sandbox base building in zero-g environment. Survive, expand and then dominate space industrial market. Build large scale resource processing plant completely from nothing.
Why similar: Automation 25.2%, Space Sim 21.4% ★, Resource Management 13.3%, Space 11.2%, Survival 9.2%
Galactic Simulator is a clicker game based on the Fermi Paradox and the Great Filter theory. Players can simulate the evolution of celestial bodies and civilizations in the galaxy from an observer's perspective. The game supports multiplayer mode. Create a unique galaxy with friends!
Why similar: Space Sim 29.6% ★, Idler 19.2%, Clicker 17.1%, Space 12.2%, Futuristic 7%
Idle can also build your industrial empire.
Why similar: Automation 24.8%, Idler 21.7%, Clicker 17.5%, Resource Management 13.9%, Space 7.9%
Manage a mysterious machine as it summons and consumes eldritch entities in this incremental game. Every entity consumed makes the machine more powerful, and unlocks new mechanics.
Why similar: Idler 22.5%, Clicker 20.7%, Automation 19.6%, Abstract 17.7%, Strategy 9.3%
This is a short and relaxing game about electronic music. Unlock and listen to 72 great tracks made by talented artists. Travel to 12 live locations, meet new characters and find rare vinyl records.
Why similar: Electronic Music 50.3% ★, Automation 16.8%, Clicker 13.7%, Idler 11%, Arcade 6%
An abstract incremental game about flipping a coin and maybe some other things too
Why similar: Idler 23.7%, Clicker 23.1%, Automation 21.3%, Abstract 12.8%, Strategy 7.2%
The Rift Machine is an incremental game about harvesting resources from inter-dimensional anomalies. Research technologies, manage resources and deploy contraptions to gain knowledge, wealth and power.
Why similar: Idler 19.2%, Automation 19.2%, Clicker 17.1%, Resource Management 13.3%, Futuristic 11.5%
Dive into the world of Sixty Four, where you transform simple machines into a thriving factory.
Why similar: Automation 26.4%, Clicker 18.9%, Isometric 15.1%, Idler 15%, Resource Management 12.5%
Jump into the cockpit and become the hardest-working UFO in the galaxy! Vacuum up valuable minerals from the planet's surface, manage your resources, and upgrade your ship. Automate your production lines and watch your wealth grow exponentially in this isometric idle simulation.
Why similar: Idler 20.6%, Space Sim 16.3% ★, Isometric 16.3%, Clicker 16.1%, Automation 13.2%
An idle defense game at the bottom of your screen. Build your squad, upgrade your base, and hold the line against relentless alien waves while you work or browse.
Why similar: Idler 23.6%, Tower Defense 22.8%, Clicker 18.2%, Automation 14.6%, Sci-fi 6.1%
A sudden, devastating strike has reduced your interstellar voyage to ruins. As the sole survivor in X SPACE, you must rebuild your space base from scratch, assemble a versatile fleet, and pilot your massive mobile fortress into the depths of the universe.
Why similar: Space Sim 22.2% ★, Automation 20.4%, Tower Defense 18.9%, Space 11.5%, Survival 9.3%
Slay endless monsters for legendary loot. Master deep crafting and prestige systems to grow infinitely. Collect an army of companions and conquer the unknown. Do you have what it takes to become a hero?
Why similar: Idler 26.1%, Automation 20.6%, Clicker 19.9%, Resource Management 13.9%, Strategy 8%
In Delos, you are the space traffic controller managing the flow of ships at a bustling space station. Direct docking, allocate resources, and prevent collisions in a real-time strategy setting. Balance efficiency and safety to maintain order in the interstellar hub.
Why similar: Space Sim 43.6% ★, Clicker 12.5%, Sci-fi 12.3%, Resource Management 9.1%, Strategy 8.9%
Mine the cosmos in this idle space clicker! Collect rare resources, build powerful equipment, upgrade your ship, and unlock new stellar bodies. Rescue crew, automate mines, and uncover the secrets of the stars.
Why similar: Space Sim 28.9% ★, Idler 22.9%, Clicker 22.7%, Space 14.6%, Simulation 6%
Become the immune system. Hover to kill. Weapons fire automatically. Manage your research lab, hire scientists, and develop a vaccine while fighting off endless pathogen hordes.
Why similar: Idler 28.4%, Clicker 21.7%, Automation 14.2%, Abstract 10.7%, Arcade 9.9%
In "Space Mechanics: Repair | Hiring | Craft" you are the owner of a space repair station in which you have to work. Repair spaceships, get money for it, hire them and create items for sale or for your own purposes.
Why similar: Space Sim 40.3% ★, Futuristic 17.3%, Space 13.7%, Idler 11.3%, Simulation 7.2%
Main Sequence is a space-sim factory builder where your goal is to build an interstellar industrial empire. Collect resources, automate production, and expand your fleet of ships in order to survive and leave your mark on the galaxy.
Why similar: Space Sim 30.8% ★, Automation 27.9%, Space 11.2%, Resource Management 9.1%, Survival 6.2%
castle idler is a short, relaxing incremental tower defense game with no waves. upgrade towers, collect coins, and unlock powerful prestige upgrades to defend your castle.
Why similar: Tower Defense 27.1%, Idler 26.6%, Clicker 21.2%, Strategy 7.8%, Resource Management 6.8%
An action-packed pachinko–plinko incremental game with a massive skill tree and tons of upgrades. Drop balls, stack multipliers, unlock new abilities, watch the chaos scale into pure satisfaction, all while trying to defeat the boss and staying alive
Why similar: Idler 24%, Clicker 18%, Abstract 13.9%, Resource Management 11.5%, Retro 8.5%
Experience classic RTS gameplay with pixel art style! Gather resources, build armies, master strategic formations, and crush your enemies. Up to 16-player multiplayer battles, epic campaign, and challenging AI await!
Why similar: Tower Defense 21.5%, Automation 21.1%, Idler 19.6%, Clicker 14.9%, Resource Management 11.6%
Fight off a galactic threat in this idle clicker game. Battle waves of enemy ships, progress actively or passively, and save humanity. With over 200 high-quality ship models and background mode, watch your fleet soar across your desktop while you work!
Why similar: Space Sim 21.7% ★, Clicker 15.4%, Automation 15.3%, Idler 12.9%, Sci-fi 8.6%
Join an experience where each revolution takes you further into the unknown! Revolution Idle challenges you to multiply your accumulators to reach unimaginable heights. Will you manage to reach infinity?
Why similar: Idler 31.1%, Automation 27.6%, Clicker 20.8%, Futuristic 7.4%, Resource Management 6.6%
Become the hand of the Creator in search of lost perfection. Collect the light of millions of stars, sending them into the heart of a black hole to find the one — Pure Idle. 505 technologies, production chains, and an endless path to the universe's most beautiful star.
Why similar: Automation 22.5%, Space Sim 19.8% ★, Idler 18.1%, Clicker 15%, Resource Management 11.9%