
Dive into Astronaut Assault, a third-person Sci-Fi tower defense game, and battle against relentless enemy waves in diverse arena settings. Arm yourself with an array of turrets, traps, and gadgets to halt, hinder, and outmaneuver your foes.
60+ similar titles based on shared tags and player behavior. Themes include Tower Defense, Base Building, 3D, Action.

Dive into Astronaut Assault, a third-person Sci-Fi tower defense game, and battle against relentless enemy waves in diverse arena settings. Arm yourself with an array of turrets, traps, and gadgets to halt, hinder, and outmaneuver your foes.

Bug Bite Tower Defence
Defend on your kitchen counter in this thrilling tower defence meets third-person shooter! Battle waves of insects, from pesky ants to colossal beetles. Earn cash for kills, upgrade weapons, and fortify with powerful turrets. Can you protect the sugar cube?

Hostile Mars: Prologue
Hostile Mars is a Factory-Building game focused on Combat! Explore an open world and discover new tech, unlocking 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!
Defend on your kitchen counter in this thrilling tower defence meets third-person shooter! Battle waves of insects, from pesky ants to colossal beetles. Earn cash for kills, upgrade weapons, and fortify with powerful turrets. Can you protect the sugar cube?
Why similar: Tower Defense 28.2%, Third-Person Shooter 24.6%, PvE 12.5%, Base Building 11.5%, Building 7.9%
Hostile Mars is a Factory-Building game focused on Combat! Explore an open world and discover new tech, unlocking 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 20.7%, Base Building 13.2%, Third-Person Shooter 12.2%, Sandbox 10.9%, Building 10.8%
A base-building survival game with terraforming and crafting. Earth lies poisoned and abandoned ten thousand years after invasion. Awaken from stasis, defend your fragile foothold, and restore a dead world so humanity can live here again.
Why similar: Tower Defense 28%, Base Building 19.3%, Survival 13.9%, Sandbox 12.3%, Building 6.8%
In Cosmic Remnants, you find yourself adrift in space with only a floating platform. Alone or with friends, survive by scavenging resources, upgrading your platform, and enhancing yourself with discovered body parts. Explore advanced bases and uncover the truth behind humanity's demise!
Why similar: Base Building 15.8%, Sandbox 15.2%, Space 13.6%, Building 13%, Survival 12%
Freedome Farmers is a third person coop horde defense game with up to 4 players. You use the resources you have harvested to build defenses and weapons. At night, you defend against waves of alien possessed farm animals. Will you make it through 10 days ?
Why similar: Tower Defense 22.5%, Third-Person Shooter 17.4%, Base Building 12.2%, PvE 10.6%, Space 8.4%
Strategically build impenetrable towers & defenses, to endure the endless foes that emerge in the shroud of night. Each passing day is an opportunity to grow stronger. so take what you need from the environment. Gather, Craft, Survive, Defend, Thrive!
Why similar: Tower Defense 30.4%, Base Building 17.2%, Sandbox 14.8%, Survival 13.9%, Building 11%
Bandit the game is an open-world RPG with unique quests, character development, intense combat and interesting exploration. With optional elements: tower defense, city/base building and gang management.
Why similar: Tower Defense 23.4%, Base Building 15%, Survival 13.4%, Sandbox 13%, Building 11.1%
Build traps. Fight bots. Survive the waves. Die Robot is a stylized third-person tower defense game where you defend a mysterious Data Seed from waves of robots, the Carbonites. Mix real-time base building with fast-paced combat in a strategic fight for survival.
Why similar: Tower Defense 25.3%, Third-Person Shooter 19.9%, Base Building 14.7%, Building 9.1%, Third Person 7.3%
Choose a planet, build your fortress, and prepare for war. Arm yourself with powerful weapons, deploy troops, and defend your stronghold against relentless attacks. In this action-packed block-builder, survival is earned, and only the strongest will remain.
Why similar: Tower Defense 23.6%, Third-Person Shooter 19.7%, Base Building 18.1%, Sandbox 15%, PvE 5%
Small game in Tower Defence genre with elements of shooter. Kill Replicators all by yourself or make perfect defence with different turrets.
Why similar: Tower Defense 24.7%, Third-Person Shooter 18%, Space 14.6%, Building 11.2%, Base Building 11.1%
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 36.7%, PvE 15.4%, Space 10.5%, Strategy 9.3%, Survival 9%
A third person shooter and tower defence game.
Why similar: Tower Defense 32.7%, Third-Person Shooter 28.4%, PvE 14.5%, Third Person 6.5%, Shooter 6.5%
Technitive is a first-person open world tower defense set in 2043, where you advance from primitive tools to machines and modern weapons. A colonization attempt is set on an Earth-like planet after an extinction threat to Earth. Colonize the planet and save mankind!
Why similar: Tower Defense 29.7%, Third-Person Shooter 21%, Space 10.7%, Survival 8.7%, Base Building 8.6%
《Busy Cowboy》 is a strategic construction-based 2.5D shooting game that supports multiplayer online play.
Why similar: Tower Defense 30.1%, Third-Person Shooter 26.3%, Base Building 16.1%, Building 10.5%, Survival 8.6%
Manny TD is a hybrid tower defense and third-person shooter with random in game elements. Join and get your personal high score!
Why similar: Tower Defense 29.7%, Third-Person Shooter 21.2%, Strategy 10.2%, Space 7.7%, Shooter 7.3%
A modular tower defense strategy game where you design, build, and upgrade fully customizable towers to survive relentless enemy waves.
Why similar: Tower Defense 35.9%, Sandbox 18.6%, Building 17.5%, Base Building 16.9%, Strategy 7.3%
Set in the merciless blizzards of a far off planet, The Last Defender is a cooperative third-person survival shooter with strategic defence and crafting elements. Nurture your colonists, build your defences and prepare for an enemy that adapts and learns your weaknesses. No wave is ever the same.
Why similar: Tower Defense 22.9%, Base Building 14.2%, Sandbox 13.2%, Survival 11.8%, PvE 10.1%
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: Tower Defense 22%, Sandbox 13.5%, Space 12.9%, Building 12.5%, Base Building 12.2%
Defend the furnace from waves of goblins by building and upgrading in an FPS tower defense.
Why similar: Tower Defense 31.4%, PvE 14.5%, Survival 10.8%, Building 9.4%, Base Building 8.7%
A strategy game that combines MOBA and Tower Defence, You would control guardians with different skills,building your outpost to fend off enemy attacks.
Why similar: Tower Defense 33.4%, Base Building 19.5%, Building 15.9%, Strategy 10.9%, Survival 8.5%
Get ready to rethink all your defense strategies! Build barricades to stop monsters, or lure them into a maze and attack. A variety of stages that change each time depending on how you play them.
Why similar: Tower Defense 27.2%, Building 14.6%, Base Building 13.9%, Space 13.3%, Survival 12.5%
Defend a castle by yourself or with friends against monsters in 3 phases. Defend the king at all costs, otherwise you'll never survive the horde.
Why similar: Tower Defense 27%, Third-Person Shooter 21.3%, PvE 12.5%, Survival 10.7%, Third Person 7.3%
Tremble of Towers combines resource management, strategic building, and CO-OP team-based action into an exciting free-to-play tower defense experience. Join the fight, mine your way to victory, and defend your precious gold!
Why similar: Tower Defense 21.2%, Building 12.5%, Sandbox 11.2%, Survival 10.3%, Third-Person Shooter 10.1%
Today is supposed to be your daughter's birthday, But something happened in this town. Almost everyone has turn into a Monster. You need to protect your daughter and her birthday party!
Why similar: Tower Defense 25.7%, Third-Person Shooter 20.6%, Base Building 11.7%, Building 8.7%, Survival 7.3%
Slice, burn, torment, throw water, and smite those repulsive dark creatures
Why similar: Tower Defense 38.5%, Survival 18.2%, Third-Person Shooter 13.8%, Strategy 9.8%, Combat 5.5%
Wireframe Warfare is a Singleplayer Action/Tower Defense hybrid game created by a solo developer over the course of a year. Blast and strategize your way through various levels, combating waves of viruses attacking Cyber Beacons across the pathways of a digital space
Why similar: Tower Defense 29.9%, Third-Person Shooter 21.2%, Strategy 10.2%, Shooter 7.3%, Character Customization 7%
Citywars TD is a cute multiplayer third person Survival Tower Defense. Build towers, gather resources, craft tools, upgrade weapons, level up buildings, expand your city with your friends and work under pressure before the next incoming wave of monsters.
Why similar: Tower Defense 24.7%, Base Building 13.5%, Survival 12.9%, Building 11.2%, PvE 10.1%
Discover a still unexplored region of space: the Exot galaxy. With your C.L.I.C. as your only ally, obtain the resources necessary for your survival. Develop your ship, improve your workshops, face creatures to conquer these hostile lands.
Why similar: Sandbox 17.5%, Building 17.3%, Survival 16.6%, Base Building 15.6%, Exploration 6.4%
Hardcore and bloody shooter where you will have to repel the attacks of the living dead using the destroying traps, defensive barricades and also weapon of close and long-range combat.
Why similar: Tower Defense 20.9%, Base Building 15%, Survival 12.5%, Third-Person Shooter 11.7%, Building 11.4%
Mine. Build. Survive. Engineer your way through the cosmos in this 2D space engineering sandbox!
Why similar: Space 20.7%, Sandbox 19.2%, Building 18.2%, Survival 12.2%, Base Building 12%
"Scrap Bulwark Guide" is a tower defense game blending exploration and RPG mechanics. As a survivor in a post-apocalyptic city, you must recruit others, scavenge building materials from ruins, build street barricades, and fend off nightly zombie hordes to ultimately lead your group to safety.
Why similar: Tower Defense 31%, Building 17.9%, Base Building 15.8%, Survival 12.6%, Strategy 7%
Outlanders is a sci-fi open-world survival game set on Veridion Prime. Build your base, fight hostile factions, explore alien biomes, craft advanced gear, and survive deadly environmental threats in a living world shaped by your choices.
Why similar: Third-Person Shooter 23.5%, Sandbox 17.1%, PvE 12.9%, Character Customization 10.1%, Exploration 8.3%
This is a survival game in a city that has been captured by gangs. Survive, develop, explore a huge city, craft, build bases, fight gangs and other players for resources.
Why similar: Third-Person Shooter 18.8%, Base Building 16.6%, Survival 15.2%, PvE 11.3%, Character Customization 10.3%
Blend third-person action with strategic base defense. Swap weapons, upgrade traps, and manage resources; push your limits against dynamic waves and unique enemies. Can you survive the apocalypse?
Why similar: Tower Defense 31.6%, Third-Person Shooter 23.1%, Base Building 16.7%, Third Person 8.1%, Shooter 4.9%
Land on a new planet as a space refugee. Craft items, build bases, and battle aliens to survive. Pioneer your future in this online survival RPG.
Why similar: Sandbox 16.4%, Building 15.1%, Space 15%, Survival 14.4%, Base Building 14.1%
The Octots tells the story of a community caught between the primitive world and the present world. Survive against hunger, thirst, wild jungle life. Build your house, farm, explore underwater and island life. Go hunting, complete missions!
Why similar: Third-Person Shooter 25.7%, Sandbox 21.9%, Survival 12.6%, Third Person 9.6%, Building 8.5%
A solo or coop hero-shooter set in a procedural alien world. Explore, build, evolve, and fight side-by-side against waves of mechanical hybrids. Wishlist now!
Why similar: Tower Defense 22.5%, Base Building 15.6%, Building 13.1%, Survival 12.8%, Sandbox 12.6%
Embark on an unpredictable survival journey in Start Over. Solo, co-op, online, explore diverse landscapes, craft through 4 tech tiers, encounter wildlife, and trade or raid for resources. Choose your path, defend against waves, and shape your destiny in a dynamic world. Are you ready to Start Over?
Why similar: Tower Defense 25.1%, Base Building 16.6%, Sandbox 14.6%, Survival 14.6%, Building 14.4%
Ducks are after your toast! Setup various water guns in this fun tower defense game to shoo away the ducks so they don't steal your precious toast. You choose how many flocks of ducks come for your toast each wave, the greater the risk the greater the reward!
Why similar: Tower Defense 39.9%, Sandbox 26.4%, Survival 18.8%, Strategy 10.9%, Action 2.3%
Farm, Build, Defend, in the Galaxy's only Arcade-Tower-Defense.
Why similar: Tower Defense 27%, Third-Person Shooter 21.3%, Base Building 16.2%, Character Customization 8.1%, Survival 6.4%
An experimental game that combines sandbox survival and tower defence. Expand your island from scratch and build it any way you want, also defend the enemies from destroying island's core.At last escape from this fake world!
Why similar: Tower Defense 32.1%, Building 17%, Sandbox 16.4%, Strategy 10.5%, Survival 9%
Cryowakers is an exploration and survival game that takes place in a randomly-generated futuristic world. Play solo or with seven other players to explore, survive, build, and fight to uncover the truth behind the cryosleep experiments.
Why similar: Third-Person Shooter 17.9%, Sandbox 13.6%, Base Building 11.2%, PvE 10.4%, Character Customization 10.1%
Our ship has suffered an unknown disaster and has been forced to dock on the side of this planet, and all you have to do is lead us to repair the ship and continue its voyage, however, the danger is getting closer and closer without our knowledge......
Why similar: Tower Defense 25.4%, Third-Person Shooter 14.7%, Space 13.4%, Sandbox 12.8%, Base Building 10.4%
Control a Nanite body from a space station to gather Nanite resources on Earth, seized by a rogue AI. Build and fortify your dropbase with turrets and defenses, fight waves of robotic enemies, and collect Nanites for extraction, balancing fast FPS combat with strategic tower placement.
Why similar: Tower Defense 31.8%, Building 13.2%, Base Building 9%, Survival 8.5%, Shooter 7.8%
A unique tower defense game. Where you design and build your defense block by block. With many component that can be combined for different effect. To survive in a hostile world.
Why similar: Tower Defense 28.8%, Sandbox 14.8%, Base Building 13.3%, Building 12.6%, Strategy 12%
Automate, Defend, Repeat: A combination of factory management and tower defense strategy. Build a planet-dominating factory, defend it from disgruntled resource-carrying monsters, and defeat a total of 6 bosses. Once you have done that, select a New Game + modifier and do it again!
Why similar: Tower Defense 28.5%, Building 14.9%, Base Building 13.9%, Sandbox 12%, PvE 9.2%
Yavalanche is a tower defense game in which you take control of a courageous yeti that lives on top of the mountain to repel waves of the sinister goblins coming to get you. Place your pins, strategize your attacks, upgrade your fortifications, and send those pesky green goblins down!
Why similar: Tower Defense 49.3%, Base Building 17.2%, Building 14%, Strategy 9.7%, PvE 8.8%
Experience a vast Sci-fi open-world survival TD game set on a distant planet deep in the universe. Craft, build, mine, trade, explore, and survive in this alien world. Collect Data and defend against waves of enemies seeking to banish you. Enjoy the adventure in Singleplayer or Multiplayer.
Why similar: Tower Defense 20.7%, Base Building 13.8%, Building 13.8%, Survival 13.1%, Sandbox 11.9%
"Dusk to Dawn, Strategy Drawn" In this blighted realm, daylight grants but fleeting respite— While darkness unleashes the reaper's carnival. As the Last Nightwatch, you must wield more than steel: To orchestrate the symphony of survival.
Why similar: Base Building 23.6%, Tower Defense 23.4%, Building 20.3%, Survival 16.1%, Combat 5.2%
Triton Survival is an open world survival game about exploration, construction, engineering, and fighting on planets. Embark on this interstellar adventure and conquer the galaxy. Are you ready?
Why similar: Sandbox 16%, Building 15.9%, Base Building 15%, Space 14.6%, Survival 13.1%
section for a game where players need to survive from wildlife, mine resources, craft items and structures, and even form tribes:
Why similar: Sandbox 21.3%, Building 17.6%, Base Building 14.1%, Survival 13.6%, Shooter 7.9%
Gather exotic resources, build defenses, research new technologies, and explore the mysteries of the void, all while being chased by the darkness from the end of time.
Why similar: Tower Defense 27.1%, Survival 19.7%, Base Building 18.3%, Building 10.1%, Strategy 9.6%
A tower defense game.In the wave after wave of enemy attacks like a tide, constantly configure defense tower ties, player talents, props and equipment, build a powerful defense position, and eliminate the enemy before they fill the map!
Why similar: Tower Defense 32.7%, Building 17%, Base Building 15.7%, Survival 11.7%, Character Customization 9.6%
Project VTS is a real-time TD game. You'll need to build your defence around your base and defend against different enemies from all directions in various terrains of the alien planet.Use your turrets, obstacles, power supply, resource facillities to defend your base.
Why similar: Tower Defense 40.7%, Building 19.7%, Base Building 19%, Strategy 6.9%, Sci-fi 5.1%
In Spacebase DF-9, you'll build a home among the stars for a motley population of humans and aliens as they go about their daily lives. Mine asteroids, discover derelicts, and deal with the tribulations of galactic resettlement in Earth's distant future.
Why similar: Space 22.9%, Base Building 22.1%, Sandbox 15.1%, Building 13.8%, Survival 8.7%
This is an open-world zombie survival game set in a quarantined city. You play as a student left behind due to missing the evacuation convoy. Together with classmates and other survivors, you must defend the school, survive, and await rescue.
Why similar: Tower Defense 21.4%, Survival 15.9%, Sandbox 15%, Base Building 13.9%, Third-Person Shooter 12.7%
This is a top-down survival-building game blending farming, tower defense, and micromanagement, requiring you to fend off zombie hordes, grow crops, and strategically deploy traps to defend your homestead.
Why similar: Tower Defense 26.3%, Building 17.9%, Survival 16.5%, Sandbox 14.3%, Base Building 10%
A 3D first-person action-strategy game with a fresh take on tower defense. Build and manage your village by day, then fight alongside it to survive intense night waves.
Why similar: Tower Defense 20.5%, Base Building 20.4%, Survival 19.7%, PvE 13.5%, Strategy 8.4%
Defend your Core in an endless tower defense where every decision matters. Build too slow and you’re overrun. Build too fast and chaos breaks your defenses.
Why similar: Tower Defense 34.4%, PvE 15.3%, Base Building 13.4%, Strategy 8.9%, Space 8.7%