
Bob hired an AI to look after his house. You are that AI. Pilot a combat ship, survive waves, deploy defenses, and turn a world-hopping planet into an orbital fortress in this planetary-defense action roguelite.
60+ similar titles based on shared tags and player behavior. Themes include Tower Defense, Strategy, Singleplayer, Action.

Bob hired an AI to look after his house. You are that AI. Pilot a combat ship, survive waves, deploy defenses, and turn a world-hopping planet into an orbital fortress in this planetary-defense action roguelite.

DELETERS
- Objective defended the Core from endless waves of enemy's, level-up, collect resources and data, to research and upgrade your chance of survivability...

Space Cycle
Space resources are the battleground for warring factions. As a Space Defense Officer, protect your faction's assets in a vast, hostile universe. Allocate resources, upgrade defenses, and repel relentless enemy attacks! With over 50 unique units and deep strategy, experience real-time tower defense!
- Objective defended the Core from endless waves of enemy's, level-up, collect resources and data, to research and upgrade your chance of survivability...
Why similar: Tower Defense 39.3%, Action Roguelike 18.4%, Space 11.2%, Strategy 10.4%, Aliens 7.2%
Space resources are the battleground for warring factions. As a Space Defense Officer, protect your faction's assets in a vast, hostile universe. Allocate resources, upgrade defenses, and repel relentless enemy attacks! With over 50 unique units and deep strategy, experience real-time tower defense!
Why similar: Tower Defense 36.3%, Roguelite 21.5%, Space 20.9%, Strategy 9.7%, Sci-fi 8.8%
Defend the milk at all costs! Place towers, build your base, recruit minions, and battle endless swarms of enemies. Unlock new towers, characters and base upgrades, and upgrade them to create ridiculous builds. Every run is unique.
Why similar: Tower Defense 28.8%, Action Roguelike 20.7%, Base Building 16.4%, Roguelite 13.6%, Strategy 8.3%
This game is a brutally hardcore sci-fi tower defense, featuring BBS-era and ASCII graphics. You are a commander who must use everything at your disposal to stop the AI horde from opening the rift, and unleashing a cosmic horror upon the earth.
Why similar: Tower Defense 43.5%, Action Roguelike 17.1%, Strategy 11.1%, Roguelite 10.6%, Base Building 7.4%
They buried the truth. The invasion did not end. Now it is coming home. Grave Orbit is a dark sci-fi survival campaign of relentless escalation, impossible odds, and a war that grows far beyond anything humanity was prepared to face.
Why similar: Action Roguelike 23.8%, Tower Defense 23.3%, Roguelite 13.8%, Base Building 9.2%, Strategy 8.4%
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 25.3%, Third-Person Shooter 19.9%, Flight 18.6%, Space 16.4%, Base Building 11%
A tower-defense game with roguelite elements on fully explorable mini planets! Travel the galaxy of Vyrosa, land on planets, and defend your drilling equipment while mining fuel to continue your journey throughout the galaxy!
Why similar: Tower Defense 26.6%, Action Roguelike 17.8%, Base Building 12.6%, Roguelite 12.5%, Space 11.7%
'Galaxy Defense War' is a roguelike tower defense game where you need to select suitable galactic principles from randomly dropped heroes and equipment to form a combat-ready team to resist alien invaders.
Why similar: Tower Defense 35.2%, Roguelite 21.4%, Base Building 16.8%, Strategy 13.2%, Aliens 11.3%
Defend Earth from the dangers of space in Orbit Armada! Orbit Armada is a tower defense / roguelite where every run is different. Pick and manage your units wisely, you've only got one Earth!
Why similar: Tower Defense 29.2%, Action Roguelike 26.3%, Roguelite 17.2%, Strategy 9.7%, Space 7.9%
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 30.9%, Third-Person Shooter 23.7%, Strategy 14.1%, Aliens 10.4%, Space 8.9%
Defend tiny planets by rotating them under enemy attacks. Build towers, smash meteors, unlock new mechanics, and grow stronger after every defeat. A cozy roguelite tower defense focused on fun, experimentation, and satisfying progression.
Why similar: Tower Defense 40.7%, Roguelite 19.7%, Base Building 14.4%, Strategy 12.5%, Space 6.7%
Craft your own magic in this Action Roguelite. "Program" your wands with varied Spell Cores (Fireballs, Flying Swords... or Watermelons?) and Runes. Raise your companion Dragon, command a Puppet army, and abuse physics to knock enemies off cliffs. Your build is your destiny.
Why similar: Tower Defense 24%, Action Roguelike 23.6%, Third-Person Shooter 23.5%, Roguelite 14.9%, Strategy 5%
Overvoid - is a dark sci-fi third-person space-combat roguelite. You are a starship pilot trapped in an endless cycle across hostile space sectors. Fight relentless enemy waves, experiment with builds, gather resources, and unlock weapons, ships, and modules to break the cycle.
Why similar: Third-Person Shooter 25.2%, Action Roguelike 25%, Flight 22.9%, Space 13%, Sci-fi 5.4%
Space Run is a «real-time spaceship construction strategy game». Space Run takes the well-known Tower Defense-style gameplay and twists it, challenging you to manage and protect a spaceship and its cargo against the hazards of deep space!
Why similar: Tower Defense 54.2%, Space 25.3%, Strategy 11.7%, Sci-fi 5.9%, Indie 1.1%
Porta-Tower is a roguelike tower defense game where you can pick up and move your towers. Relocate and upgrade your towers to defend your portal until the end.
Why similar: Tower Defense 39.4%, Action Roguelike 22.1%, Roguelite 19%, Strategy 12.1%, Action 4.7%
A tactical defense game where you build the battlefield itself. Lure enemies through your maze using traps, towers, and godly powers.
Why similar: Tower Defense 37.9%, Action Roguelike 27%, Strategy 11%, Roguelite 7.9%, Action 5.2%
Hold the line alone. Fight waves, build elevated cover, and unlock permanent tech in this action tower defense. 30 waves. 3 bosses. One heroic last stand.
Why similar: Tower Defense 32.4%, Action Roguelike 22.4%, Roguelite 15.3%, Strategy 14%, Action 6.7%
Shatter genre boundaries in this sci-fi survival Roguelite blending bullet-hell action and base-building RTS. Dodge and unleash screen-clearing firepower against alien hordes, while constructing fortresses and real-time automated defenses to crush your enemies.
Why similar: Tower Defense 25.1%, Action Roguelike 21.7%, Space 18.1%, Base Building 16.4%, Strategy 7.7%
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 34.4%, Third-Person Shooter 32.2%, Base Building 13.6%, Strategy 8.3%, Action 4.5%
Fight across five solar systems in a story-driven mix of tower defense and space combat, where every planet you save brings you closer to the truth and to those you thought were lost.
Why similar: Tower Defense 26.4%, Flight 19.5%, Third-Person Shooter 18.7%, Space 13%, Aliens 8.7%
Craft Your Ultimate Circular Fortress! Dive into SHOOPER NOVA, where you choose props and components to build a unique fortress. Unlock combos to shape your strategy and battle style. Become an unstoppable barrage machine and obliterate waves of enemies from all directions!
Why similar: Tower Defense 32%, Roguelite 19.4%, Action Roguelike 17.9%, Strategy 11%, Space 7.6%
Hold the Core is a roguelite tower defense game about trading safety for power. Draft Risk Cards, shape enemy routes, evolve towers, and survive deadly enemies and bosses.
Why similar: Tower Defense 42.7%, Roguelite 21.6%, Sci-fi 10%, Strategy 9.5%, Space 7.5%
Last Castle Guardians is a minimalist Tower Defense with roguelike elements, bullet hell, and action roguelike, where you must defend the Castle against the hordes of zombies and creatures that seek to destroy it. Buy guardians, choose upgrades, and defend the castle.
Why similar: Tower Defense 36%, Action Roguelike 29.4%, Roguelite 17.4%, Strategy 9.7%, Action 3.6%
Tower Tactics Arena is a fast-paced action roguelite set in the Tower Tactics: Liberation universe. Battle relentless enemy waves in a closed combat arena, level up your towers strategically, and gather powerful trinkets and potions! Will you claim victory in the arena?
Why similar: Tower Defense 28.5%, Action Roguelike 22%, Roguelite 15.9%, Space 12.6%, Sci-fi 8.5%
A new charm of traditional tower defense.Hordes of unknown aliens have descended upon Earth. On dynamic scene maps, you need cleverly build defense towers to construct their path of advance, combine with controllable targeting strategies, and stop the aliens' assault.
Why similar: Tower Defense 46.1%, Base Building 16.1%, Strategy 11.7%, Sci-fi 11.2%, Aliens 10.4%
On an alien world, you must defend yourself in this unique base-building tower-defense game. Build a base by placing blocks, turrets and traps in order to survive the hoards of aliens.
Why similar: Tower Defense 33.3%, Base Building 18.3%, Aliens 10.9%, Strategy 10.7%, Space 10.3%
The kobolds want to get in your dwarven fortress ! Build your turrets and traps, defend your fortress, get stronger, unlock new defenses and builds, and survive as long as you can !
Why similar: Tower Defense 28.5%, Third-Person Shooter 22.5%, Action Roguelike 22%, Roguelite 14.5%, Combat 4.7%
Defend the solar system from fearsome aliens by sending satellites into orbit in revolutionary tower defense action!
Why similar: Tower Defense 63.8%, Strategy 11.2%, Aliens 7.3%, Space 6.4%, Sci-fi 5.7%
INTERGALACTICORP. is a sci-fi rogue-lite tower defense game where you take on the role of an operator-bot, charged with conducting an intergalactic mining operation. Will you thrive as an efficient miner in this alien environment, or succumb to the dangers that lurk in the depths of space?
Why similar: Tower Defense 30.1%, Roguelite 17%, Space 16.7%, Action Roguelike 13.4%, Sci-fi 8.1%
An incremental idle tower defense roguelite spanning 10 maps and 2 planets. Build defenses and production buildings to gather resources. Buy stat upgrades, upgrade equipment and unlock new buildings and turrets. Trade resources and employ mercenaries to maximize profit.
Why similar: Tower Defense 36.8%, Roguelite 18.7%, Strategy 16.2%, Base Building 12.3%, Sci-fi 6.2%
A solo development and the first game of Processor Game Studios presents "VOLCAN defend the Tower". A third person shooter on an open world sci-fi game, play as Sollum to defend your Volcan Towers against your enemies while exploring a planet earth with nature restored
Why similar: Tower Defense 26.7%, Third-Person Shooter 23.9%, Aliens 15.2%, Strategy 11.5%, Sci-fi 8.1%
Valdis est un hybride dynamique tower defense et third-person shooter en univers sci-fi. Défendez le noyau énergétique d’une station spatiale contre des vagues de zombies, combinez tourelles et éléments, déclenchez des réactions dévastatrices et survivez avec votre fusil à pompe !
Why similar: Tower Defense 31.3%, Space 16.2%, Third-Person Shooter 15%, Base Building 13.4%, Sci-fi 7.8%
We will be the last guardian of the planet, here will be our final line of defense. The Clyde Star Spaceguard will fight to the last moment.
Why similar: Third-Person Shooter 29.6%, Space 25.8%, Flight 24.7%, Sci-fi 9.4%, Action 4.2%
Go down. Get stronger. Come back alive. Mine the mountain. Defend your shuttle. Adapt or get overrun.
Why similar: Action Roguelike 28%, Tower Defense 20.8%, Roguelite 18.5%, Space 10.6%, Strategy 10.3%
ShootOut(SystemD) is a Third-Person Shooter with RogueLite elements. Shoot your way through procedurally generated environements. Choose your arsenal from a variety of weapons and tools. Save civilians and train them to be your backfire or healer. Capture Enemy bases. Defend yours.
Why similar: Third-Person Shooter 25.6%, Space 17.8%, Action Roguelike 16.9%, Artificial Intelligence 14.3%, Roguelite 11.2%
EVERSPACE™ combines fast-paced combat with roguelike elements, great visuals and a captivating story. It takes you on a challenging journey through an ever-changing, beautifully crafted universe full of surprises. Shoot, craft and loot your way to victory while the odds are stacked against you.
Why similar: Action Roguelike 32.5%, Space 30.4%, Flight 12.5%, Roguelite 10.6%, Sci-fi 7.2%
Build up defenses, recruit helpers, gather items and defend the stronghold against an ever increasing number and difficulty of enemies who come at night.
Why similar: Tower Defense 30%, Base Building 19.1%, Roguelite 18.7%, Action Roguelike 13.7%, Strategy 10.5%
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: Tower Defense 26.4%, Action Roguelike 20%, Space 16.2%, Roguelite 12.6%, Strategy 8%
Your chicken has been kidnapped, and that’s all it takes to send a retired astronaut into full galactic mayhem. Space Bross is a hand-drawn 2.5D tower defense & action roguelite where you’ll build bases, fend off alien hordes, and blast your way across planets to bring your feathery friend back.
Why similar: Tower Defense 21.5%, Action Roguelike 15.6%, Space 13.5%, Roguelite 12.8%, Base Building 12.4%
A tower defense strategy science fiction game, in the future era, when aliens invade the solar system, players need to build various turrets to resist alien attacks and guard the Milky Way and solar system.
Why similar: Tower Defense 41.1%, Strategy 14.7%, Space 12.7%, Aliens 12.4%, Base Building 8.2%
A tower defense adventure with endless strategy. Experience procedurally generated maps, unique foes, and a comprehensive tower upgrades system, as you progress through the waves. See how long you can hold down the homebase in this dynamic and replayable game!
Why similar: Tower Defense 41.1%, Roguelite 17.3%, Strategy 13.9%, Base Building 9.8%, Action 6.4%
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 34.8%, Space 18.7%, Action Roguelike 15.1%, Strategy 12%, Base Building 10.2%
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.
Why similar: Tower Defense 30.6%, Third-Person Shooter 19.8%, Space 15.5%, Base Building 14%, Strategy 6.1%
Take command of Earth's most powerful starships and battle through the heart of enemy space in this action packed roguelike! Experience the thrill of full realtime destruction as you battle ever-increasing hordes of enemies.
Why similar: Action Roguelike 38.5%, Roguelite 24.1%, Space 17%, Sci-fi 7.9%, Action 6.8%
Spaceships and Cellular Automata is a tower defense game set in space! Place different towers to defend your ship against the waves of aliens. The enemies are simulated based on Conway's Game of Life. Even just one of your bullets is enough to cause a destabilizing chain reaction to destroy them!
Why similar: Tower Defense 43.8%, Space 24%, Strategy 14.3%, Aliens 11.4%, Sci-fi 5.1%
Aliens Falling from the Sky? reimagines tower defense with intense action and tactical depth. Build, upgrade, and combine powerful towers to stop relentless alien waves — because somehow, saving the world is your problem now.
Why similar: Tower Defense 43.7%, Space 21.8%, Aliens 16.9%, Strategy 11.2%, Action 4.4%
Towerbloom is a pathless roguelite tower defense with reactive gameplay. Employ countless outlandish strategies and supercharge your towers by hovering over them to vanquish enemies.
Why similar: Tower Defense 25.9%, Action Roguelike 15.7%, Base Building 13.6%, Aliens 11.8%, Space 10.5%
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 33.7%, Third-Person Shooter 25.6%, Space 13.4%, Strategy 9.7%, Base Building 9.5%
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 36%, Roguelite 22.4%, Base Building 13.7%, Strategy 12.5%, Space 10.1%
Kaiju Defense Project is a strategy game set in a world struggling to survive hordes of giant monsters: The Kaijus. Build, organize, and strategically manage your defenses to keep one of humanity’s last remaining bases standing. How much time does humanity have left?
Why similar: Tower Defense 37.4%, Flight 27.2%, Strategy 18.8%, Action 7.5%, Combat 4.3%
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 44.6%, Strategy 16.1%, Space 13.5%, Aliens 13.2%, Sci-fi 7%
Biorganic is a top-down arena survival roguelike game. You have to survive with your towers! Choose your tower and go to the battle! Upgrade your skills, buy more towers, create unique builds, and survive until the end!
Why similar: Tower Defense 37.2%, Action Roguelike 29.7%, Space 11.7%, Action 7.8%, Strategy 5.2%
Defend your AI capital against endless alien invasions in this space shmup-inspired tower defense with roguelite randomness. Dissect bodies and ships to unlock weirdly powerful tech. Upgrade your base with turrets, turning your screen into a symphony of perfect destruction!
Why similar: Tower Defense 27.9%, Base Building 16.4%, Roguelite 15%, Aliens 14.3%, Space 7.7%
This is a casual game that combines tower defense and survival, constantly gaining strength in a tidal wave of monsters. Combine tower defense trap river players to swim and survive.
Why similar: Tower Defense 39.2%, Action Roguelike 31.6%, Strategy 19.8%, Combat 5.4%, Casual 2.3%
Space Run Galaxy is the sequel to Space Run, the game from one-man studio Passtech, which seduced hundreds of thousands of players with its dynamic and original gameplay. By twisting the tower-defense game style, Space Run offered an addictive real-time spaceship construction strategy experience.
Why similar: Tower Defense 54.8%, Space 22.3%, Strategy 20.7%, Indie 2.2%
Save the king from hordes of angry orcs, elves, and various other fantasy races in this castle-building tower defense game. Build a maze of walls using tetromino-shaped pieces and fortify it with loyal soldiers, powerful mages, and defensive siege weapons. Can your fortress withstand the onslaught?
Why similar: Tower Defense 45.1%, Roguelite 21.5%, Base Building 18.3%, Strategy 12.3%, 3D 2.1%
SENTRY is an action-defense first person shooter where you defend your spaceship against invading aliens. Plot an escape route through hostile space and battle the enemy across your vessel with the support of traps, turrets and environmental destruction.
Why similar: Tower Defense 34%, Space 14.4%, Roguelite 11.9%, Aliens 11.9%, Strategy 9.2%
Spectral Realm is a top-down tower defense Rogue game, where players need to play the role of an astronaut who has just landed on a different planet to block a constant stream of attacking native creatures and continuously strengthen themselves with the gems contained within their bodies.
Why similar: Tower Defense 37.4%, Space 20.1%, Roguelite 20.1%, Action Roguelike 11.8%, Action 2.7%
Outpost Ginga follows the events of a research and production space station that was attacked at the beginning of the Automaton War. While that station was captured by the abhorrent Automatons the control center managed to make an emergency FTL jump, becoming lost in the vastness of space.
Why similar: Tower Defense 33.7%, Aliens 14.8%, Space 12.8%, Base Building 11.1%, Action 8.2%
Defense Golem is a tower defense game that supports random evolution.
Why similar: Tower Defense 56.4%, Roguelite 28.2%, Strategy 7.7%, 3D 3.9%, Casual 2.5%