
A strategic and action-packed base survival game where you mine crystals, build units, and defend your base against waves of UFOs. Defeat enemies, gather resources, and unlock new planets to expand your defenses. Are you ready to conquer the galaxy?
60+ similar titles based on shared tags and player behavior. Themes include Strategy, Real Time Tactics, Singleplayer, RTS.

A strategic and action-packed base survival game where you mine crystals, build units, and defend your base against waves of UFOs. Defeat enemies, gather resources, and unlock new planets to expand your defenses. Are you ready to conquer the galaxy?

Strength In Numbers
Take back control of the galaxy and defeat the evil AI in this fast-paced, node-based strategy game. The humanoid races need all the help they can get. We're counting on you, Commander!

Phyto
Grow and evolve 32 different plants in this tower defense! Unlock new skills an units by finding seeds throughout 100 levels. Replay each map as much as possible, to push the challenge and rewards even further!
Take back control of the galaxy and defeat the evil AI in this fast-paced, node-based strategy game. The humanoid races need all the help they can get. We're counting on you, Commander!
Why similar: RTS 24.6%, Real Time Tactics 21.3%, Strategy 8.5%, Aliens 8.5%, Space 8%
Grow and evolve 32 different plants in this tower defense! Unlock new skills an units by finding seeds throughout 100 levels. Replay each map as much as possible, to push the challenge and rewards even further!
Why similar: Tower Defense 25.3%, RTS 19.3%, Real Time Tactics 17%, Strategy 7%, Stylized 6.9%
Build a space station. Command the tiny crew. Explore the galaxy. A meditative space strategy game.
Why similar: RTS 20.7%, Real Time Tactics 20.6%, Tower Defense 19.8%, Base Building 10%, Space 8.1%
HEX Defense is a tower-based strategy game set in a hexagonal world where you have to fight enemy forces by combining simple blocks into complex tower patterns.
Why similar: Tower Defense 22.7%, RTS 22.1%, Real Time Tactics 19.2%, Strategy 11.2%, Top-Down 7.2%
This thrilling real-time strategy tower defense game immerses you in a three-dimensional world, where every decision matters and every action impacts the outcome of the battle. Get ready for epic battles and become the hero of the kingdom!
Why similar: Real Time Tactics 28.1%, Tower Defense 25.1%, RTS 24.9%, Strategy 6.8%, Top-Down 6.4%
Defend your base against relentless alien waves in a sci-fi tower defense strategy game. Build deadly kill zones, unlock new towers and special abilities, and adapt your loadout to survive escalating assaults across a hostile campaign.
Why similar: Tower Defense 21.6%, Real Time Tactics 18.1%, RTS 17.9%, Aliens 9.1%, Strategy 6.5%
A strategic space tower-defense game. Enemies detect, warn, and try to bypass defenses, forcing you to adapt. Combine diverse towers and face unique maps for varied battles. With tense sci-fi atmosphere, it delivers a fresh experience beyond traditional tower defense.
Why similar: RTS 22.8%, Tower Defense 20.5%, Real Time Tactics 19.3%, Space 8.9%, Top-Down 7.5%
Classic Tower Defense meets space exploration. Build turrets on mining platforms, harvest enemies to build more defenses, and mine Dark Energy to travel the stars. As a sentient AI, you must upgrade your tech, scan planets, and find a new home for humanity before Earth fades away.
Why similar: Real Time Tactics 25.4%, Tower Defense 23%, Strategy 9.4%, Base Building 8.4%, PvE 7.7%
Manage your own farm in a turn-based defense game, and fend off swarming gangs with avocado towers you've grown yourself.
Why similar: RTS 26.5%, Tower Defense 23.4%, Real Time Tactics 20.3%, Strategy 12.8%, Casual 7.9%
Dig minerals, manufacture ammunition, and build defense towers to fend off swarms of insects. A tower defense game with light production line elements.
Why similar: Tower Defense 24.9%, RTS 21.1%, Strategy 12.6%, Resource Management 9.9%, Base Building 9.4%
Space Nature Attack TD is a tower defense where you can level up and customize tower stats and elements to your liking! Fend off various types of alien creatures across many different sci-fi planet themed maps, biomes, and difficulties!
Why similar: Tower Defense 31.2%, Real Time Tactics 13.4%, Strategy 12.7%, Aliens 12.2%, Top-Down 9.2%
Geometric Defense is a top-down tower defense survival game that seamlessly blends minimalist aesthetics with deep strategic gameplay. In this unforgiving world of lines and polygons, you are no longer just a remote commander—you are the final guardian at the heart of the battlefield.
Why similar: Tower Defense 25.4%, Real Time Tactics 22.2%, RTS 21.4%, Strategy 8.7%, Base Building 7.1%
Power TD is a 3D top-down strategy tower defense game where players must build and strategically balance defensive towers with essential Energy Facilities. The core challenge is maintaining power while designing intricate mazes to maximize enemy exposure to tower attacks.
Why similar: Tower Defense 26%, Real Time Tactics 22.2%, RTS 20.8%, Strategy 9%, Base Building 7.2%
Embark on an epic journey in Galactic Conquest Universe, a real-time strategy game with dynamic voxel terrain deformation. Choose from six unique factions, manage resources, and adapt to evolving battlefields. Experience innovative gameplay and tactical depth. Wishlist now!
Why similar: RTS 25.6%, Real Time Tactics 22.7%, Aliens 15.8%, Strategy 8%, PvE 5.9%
Build towers, shape enemy paths, and defend your outpost from endless waves. Survive escalating threats, destroy falling asteroid hazards, and push your defenses to their limits in Endless Mode.
Why similar: Tower Defense 24.6%, RTS 21.1%, Real Time Tactics 16.8%, Strategy 7.1%, Sci-fi 7%
A sci-fi real-time strategy game where you build fortified bases, manage resources, and command retro-futuristic armies against multiple asymmetric alien factions. Capture powerful enemy bosses and turn them into allies. Master unit control, base-building economics, and counter-strategy to survive.
Why similar: RTS 19.9%, Real Time Tactics 17.2%, Base Building 10.1%, Aliens 9.7%, Space 9.2%
A sci-fi tower defense game. Build an army of towers to stop waves of a lured alien species called Zektid's.
Why similar: Tower Defense 25.3%, Real Time Tactics 22.9%, Aliens 13.3%, Strategy 12.5%, Space 7.6%
Eternal 4 Rounds isn't just a game. It's a struggle for glory! Each round presents a new challenge, new strategies, and new victories. Feel like a true commander and taste glory!
Why similar: RTS 25.4%, Tower Defense 25.3%, Real Time Tactics 21.7%, Strategy 12.1%, Stylized 5.4%
Your defense is the enemy's disaster! Combine units to build a powerful army and send defeated monsters to your opponent instantly. Master your strategy with skill synergies and real-time scouting to survive and win.
Why similar: Tower Defense 24.6%, RTS 24.3%, Real Time Tactics 20.4%, Strategy 13.3%, Casual 6.8%
TAVU is a PvE RTS game with a tactical combat system. Build your bases and defend them against waves of enemy attacks. Upgrade your units and destroy enemy bases to gain new territories and resources.
Why similar: RTS 20.6%, Real Time Tactics 17.4%, Tower Defense 11.9%, Base Building 11.7%, Resource Management 8.6%
STARGEARS is a sci-fi RTS set on an alien world.
Why similar: RTS 27.6%, Tower Defense 24.1%, Strategy 12.7%, Aliens 10.5%, Stylized 6.1%
"In 'Random Core Defense,' acquire and enhance cores using limited resources to withstand relentless enemy onslaughts. Defeat powerful bosses and test your strategy to survive until the very end!"
Why similar: Tower Defense 28.1%, RTS 25.1%, Real Time Tactics 21.1%, Strategy 8%, Top-Down 4.3%
TINAD is a unique tower defense game where you defend your retirement home from overeager heroes. Play as the dungeon itself. Deploy traps, summon minions, and prove you’re just trying to enjoy your golden years in peace against heroes who can’t read the sign and assume every dungeon is evil.
Why similar: Tower Defense 26.6%, Real Time Tactics 19.8%, Base Building 14.8%, Resource Management 9.7%, Top-Down 9.2%
Build your defense base to repel alien invaders. Atahion is a strategy and tactical defense game in which you have to extract resources, build defense towers and use bonuses to complete the mission.
Why similar: Tower Defense 28.5%, RTS 27%, Base Building 13.4%, Aliens 8.9%, Strategy 8.3%
Protolife is an unique tower-based strategy game which gives you a direct control over the builder robot in a struggle against the hungry proto-life organism.
Why similar: RTS 26.4%, Tower Defense 25.9%, Base Building 14%, Aliens 10.9%, Strategy 7.6%
All kinds of enemies entered the battlefield! Build your defenses against hordes of enemies!
Why similar: RTS 26.9%, Tower Defense 23.3%, Real Time Tactics 17.4%, Strategy 12.3%, Casual 7.5%
Orcdom is a minimalist tower defense game with full freedom in tower placement. Defend your crystal from waves of orcs attacking from all directions. Plan your layout, time your spells, and unlock new strategy modes in this fast-paced tactical challenge!
Why similar: Tower Defense 23.8%, Real Time Tactics 21.4%, RTS 16.1%, Base Building 10.1%, Resource Management 9.9%
Rogue Door Defense is a tower defense mazing game with rogue-lite elements. Choose a door, defeat the enemies behind it and claim your unique reward. Build and upgrade different towers. Design your own maze to defend your lives against the attacking waves of monsters and powerful bosses.
Why similar: Tower Defense 24.5%, RTS 24.5%, Real Time Tactics 16.4%, Strategy 11.7%, Casual 7.1%
This is a sci-fi strategy game featuring a Defense Mode focused on tower defense and an Attack Mode focused on combat. The game includes over 30 different buildings and units, all of which can be upgraded through entry editing to enhance their performance and firepower.
Why similar: RTS 21.7%, Tower Defense 20.6%, Real Time Tactics 12.4%, Base Building 9.1%, Resource Management 8.3%
A strategic tower-defense where you control powerfull drones. Unlock new tower and use specific technologies to defend your base on Thukothea!
Why similar: Tower Defense 35.3%, Real Time Tactics 19.7%, RTS 15.2%, Strategy 10.1%, Base Building 7.7%
Negative Energy is a tower defense game with basic RTS mechanics, where your goal is to defend the construction of a Dyson sphere, while fighting against waves of hundreds of enemies ships.
Why similar: RTS 24.1%, Tower Defense 24.1%, Real Time Tactics 20.5%, Strategy 11.8%, Space 6.6%
Little Kingdom RTS is an indie real-time strategy game set in a medieval fantasy world. Gather resources, build settlements, raise walls, and grow your small kingdom. Command an army of knights, archers, and mages to fight off rival kingdoms, orcs, and undead.
Why similar: RTS 20.9%, Tower Defense 19.8%, Real Time Tactics 16.6%, Base Building 11.5%, Resource Management 8.2%
Command a team of 5 elite soldiers against an alien horde of 100,000. Surrounded on all sides, you must outmaneuver and outsmart the enemy.
Why similar: Tower Defense 28.9%, RTS 27.4%, Strategy 13.7%, Top-Down 9.7%, Aliens 9.5%
Defend your kingdom against legendary monsters. Place turrets strategically to block their path. Upgrade your defenses to fend off enemy hordes. Become the legendary guardian of the earth alone or in co-op!
Why similar: RTS 23.2%, Tower Defense 22.2%, Real Time Tactics 20.5%, Strategy 8.2%, Base Building 8.1%
Rise of Mutant Swarms is a strategy survival tower-defense game where you defend the base against waves of evolving mutant enemies. Place and upgrade turrets, adapt to enemy abilities, and make critical decisions as the pressure rises with every wave.
Why similar: Tower Defense 30.1%, Real Time Tactics 12.8%, Aliens 12.3%, Strategy 11.8%, Stylized 8.1%
Raise armies to dominate, seize, and reign over the planet as its ruler.
Why similar: RTS 32.2%, Real Time Tactics 27.2%, Strategy 15.6%, Space 10.3%, Base Building 9.2%
In Radical Tower Defense, harness shifting core chips to forge a unique steel defense. Each choice reshapes your combat style. Unlock architectures, explore chip synergies, ignite tactical reactions. Don’t just defend—become a blade to break formations, strike the heartland, crush the enemy lair!
Why similar: Tower Defense 31.8%, Real Time Tactics 24.8%, Base Building 13.5%, Strategy 13.2%, Resource Management 9.7%
Defend your base by placing towers strategically, forming interconnected systems that depend on one another. Adapt your strategy to different environments and enemy waves, exploiting their weaknesses. In System Status: SuperCritical, resources are scarce and critical failure is always an option.
Why similar: Tower Defense 26.4%, Real Time Tactics 20.7%, Space 12.3%, Strategy 10.2%, Base Building 7.4%
Tired of RNG and card draws? Experience a "Plan first, pay later" economy where construction scales with your income in real time. As the map grows massive, only careful planning. Not a lucky roll, will keep you alive.
Why similar: Tower Defense 29.4%, RTS 28.8%, Base Building 13.5%, Resource Management 11.9%, Strategy 7.7%
Build towers and learn abilities to defend against swarms of hundreds of on-screen hostile alien creatures. Choose between sets of randomized upgrades that both upgrade you and the alien swarm. From enormous explosions to far-reaching flamethrowers, no two games are the same.
Why similar: Tower Defense 23.2%, Real Time Tactics 17.7%, Aliens 16.1%, Base Building 11%, Strategy 7.7%
Craft an unstoppable defence using Dwarven Towers and a fearless squad, then take on waves of invading Hobgoblins in this thrilling real-time strategy tower defence game! Strategize, upgrade, and triumph in Hobgoblins Against Dwarfs!
Why similar: Tower Defense 28.4%, RTS 26.7%, Real Time Tactics 13.6%, Base Building 11.5%, Strategy 10.9%
Assume control of an evil intergalactic megacorporation in this sci-fi tower defense. Build a mining infrastructure on alien moons and exoplanets, exploit their precious resources, and defend your operation against defiant natives.
Why similar: Tower Defense 20%, RTS 17.5%, Aliens 11%, Real Time Tactics 9.8%, Base Building 9.3%
A single-player sci-fi strategy game set in a future where humankind has made the first leap to a distant star system
Why similar: RTS 26.8%, Tower Defense 23.3%, Real Time Tactics 21.2%, Strategy 12.4%, Top-Down 6.6%
Defend humanity in IRON GUARD: Salvation. Build and upgrade turrets, support your heroes, and personally join the fight with your drone’s firepower against relentless machines.
Why similar: RTS 21.6%, Real Time Tactics 21%, Tower Defense 20.7%, Management 7.8%, Space 6.9%
The Final Bastion is a Multiplayer PvP & PvE Tower-defense with a classic Medieval-Fantasy theme. Compete against players in head to head online in a PvP, sending waves against the enemy and growing your economy. Play side by side with your friends in PvE and see who survives the longest.
Why similar: RTS 22%, Tower Defense 21.7%, Real Time Tactics 16.2%, PvE 7.5%, Stylized 7.5%
Defend your base across four unique worlds in this 3D tower defense game. Battle waves of monsters, conquer 20 campaign levels, and climb the global leaderboard in the endless mode.
Why similar: Tower Defense 32.2%, Strategy 12.3%, PvE 10.2%, Management 9.6%, Space 8.8%
Taur is an action-strategy sci-fi game. Control the Prime Cannon and unlock all of its powerful weapons and abilities. Build turrets, droids, aircraft and more as you fight to protect the homeworld of the Tauron droids against a relentless invasion. Will your Taur stand against the Imperion warmachine?
Why similar: Tower Defense 34.1%, RTS 15.3%, Base Building 12.3%, Real Time Tactics 11.4%, Strategy 9.9%
Defend attacks from enemies from all directions within a limited time. Only by making full use of the differences in each tower and choosing appropriate random rewards can you survive.
Why similar: RTS 24%, Tower Defense 22%, Real Time Tactics 20.4%, Strategy 8%, Top-Down 7.1%
On planets occupied by robots, mine resources and escape while fending off their attacks! The Ark's survival is entirely in your hands. Many elite crews with abilities will assist you in your mission. The various turret modules are always doing their best to defend your base without your attention.
Why similar: RTS 19.9%, Tower Defense 18.3%, Real Time Tactics 17.5%, Space 8.8%, Resource Management 6.9%
Star Trek: Prelude is a space-based game that builds defense towers on earth to defend against alien invaders called Black Ember.
Why similar: RTS 23%, Tower Defense 20.9%, Real Time Tactics 19%, Aliens 10.1%, Space 8.8%
Human VS monsters. Protect the castle! Wave-based real-time strategy (RTS). Protect your castle from attacking enemy monsters with warriors, Cavalry, magic, catapult. The Hero and the golem, along with his companions, go looking for the cause of the appearance of monsters in the world.
Why similar: RTS 27.5%, Real Time Tactics 23.4%, Tower Defense 22.2%, Strategy 12.8%, Top-Down 6.2%
Join our machine legion to conquer the world.
Why similar: Tower Defense 20.9%, RTS 20%, Real Time Tactics 16%, Aliens 12.9%, Strategy 6.2%
Sandbox tower defense game in the style of a pulp adventure movie. With full control over the layout of the tomb. Includes challenges and a procedural map generator.
Why similar: Tower Defense 26.8%, Real Time Tactics 18.5%, RTS 15.7%, Base Building 12.8%, Strategy 10.7%
Create your own distinctive towers, enhance only the necessary components, and experiment with them in quick battle mode. THWN enables you to craft each tower individually using runes that determine the projectile and its effects, giving you the freedom to adopt strategies that suit your play style.
Why similar: RTS 21.4%, Tower Defense 21.1%, Real Time Tactics 19.4%, Management 7.9%, Top-Down 7.4%
A strategy game with a new kind of enemy, Calyx puts you in charge of a space mining outpost, locked in battle against powerful plant-aliens. Build your base, gather resources, assemble your forces, and take on the Calyx. With only an out-of-date AI for company, can you survive?
Why similar: RTS 16.6%, Tower Defense 14.9%, Real Time Tactics 13.9%, Base Building 8.9%, Management 7.8%
Space Base is an action-packed tower defence game, where you aim to protect your planets from the incoming forces of enemy ships and aliens by any means necessary. Build up your defences as stronger and stronger waves of enemies arrive to reach the highest score possible.
Why similar: Tower Defense 29.8%, Base Building 13.5%, PvE 11.9%, Strategy 10.4%, Top-Down 9.9%
Escape From The Red Planet simplifies resource management, tower defence, and first-person mechanics into a singular arcade experience. On the latest mission to Mars, the Orion III crash-landed. With Martian attacks looming, Houston most definitely has a problem!
Why similar: Tower Defense 20.9%, Real Time Tactics 14.1%, Aliens 12.8%, Space 9.5%, Resource Management 9.2%
Light, Darkness, Water, Fire, Nature, and Earth elements come together in this tower defense focused on combinations.
Why similar: Tower Defense 30.4%, Real Time Tactics 27.2%, RTS 24.7%, PvE 8.7%, Strategy 6.4%
It’s a defense game where you create your own strategy, grow your units, and defend against enemies.
Why similar: RTS 24.4%, Tower Defense 23.4%, Real Time Tactics 20.8%, Strategy 7.7%, Aliens 6.2%
A classic tower defense game set in space! Build and upgrade towers, defend your portal from waves of alien invaders, and outsmart evolving threats across handcrafted and procedural maps.
Why similar: Tower Defense 28.9%, Real Time Tactics 15.4%, Space 11.5%, Strategy 9.9%, Aliens 9.8%