60+ similar titles based on shared tags and player behavior. Themes include Strategy, Space, Tower Defense, Sci-fi.
Defend entire planets against hostile invaders in this full 3D tower defense game. Manage resources and space while constructing weapons, defenses, and structures to withstand the destructive onslaught across multiple planets.
Space Cheese Defenders
A tower defense game with RTS elements about gathering cheese in space, where mobile carriers are able to deploy smaller spacecraft. Collect cheese to buy and upgrade spaceships and use each type to customize your playstyle and defend your base!
Quantum Fight : Aero 2299
Become the champion of the ultimate galactic show in this intense blend of Tower Defense and tactical assault. Manage resources in real-time, deploy your AI squads, and annihilate your rivals before billions of spectators in Quantum Fight: Aero 2299.
A tower defense game with RTS elements about gathering cheese in space, where mobile carriers are able to deploy smaller spacecraft. Collect cheese to buy and upgrade spaceships and use each type to customize your playstyle and defend your base!
Why similar: Spaceships 26.7% ★, Tower Defense 21%, Space 12.8%, RTS 10.9%, Economy 8.1%
Become the champion of the ultimate galactic show in this intense blend of Tower Defense and tactical assault. Manage resources in real-time, deploy your AI squads, and annihilate your rivals before billions of spectators in Quantum Fight: Aero 2299.
Why similar: Spaceships 18.8% ★, Tower Defense 17.9%, Space 14.8%, Futuristic 11.4%, Cyberpunk 10.6%
A retrowave tower defense game where the player must manage their arsenal of sentries to fight off waves of synths, stop their invasion, and take the fight to their home.
Why similar: Tower Defense 32.6%, Cyberpunk 19.3%, Futuristic 17.4%, Strategy 12.7%, PvE 6.5%
Autothysis is a first-person tower defense game where strategy meets precision. Deploy turrets, manage resources, and fight swarms of insectoid enemies. Target weak points to shatter foes while upgrading defenses to survive escalating waves. Can you withstand the oncoming horde?
Why similar: Tower Defense 25.2%, Space 15.4%, Futuristic 11.2%, Survival 8.9%, Strategy 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 32.3%, Space 14.3%, Strategy 12.4%, PvE 11.4%, Futuristic 9.8%
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 28.8%, Space 15.4%, Strategy 14.5%, RTS 12.7%, Resource Management 10.3%
Command a resource-starved cyberpunk city's defense. Place towers to shape the enemy's path itself, forcing brutal choke points, cross-fire kill zones, and elevated ambushes. Tricky maps, insane waves. Master the path, and every invader becomes nothing but numbers.
Why similar: Tower Defense 27.3%, Cyberpunk 16.7%, Futuristic 14.4%, Building 12.4%, Linear 10.2%
Commander, your help is required in order to save the existence from extinction, join the adventure in solo arcade mode or in multiplayer. ------------- Destroy your friends in epic spaceship battles and steal their points in order to enhance & personalize your own ship once you return to your base.
Why similar: Spaceships 35.2% ★, Space 16.4%, Cyberpunk 15.5%, Futuristic 13.2%, Combat 7.6%
Tau Cubis is a mazing tower defense game set in colorful sci-fi landscapes. Use your strategic skills to overcome numerous challenges and advance through the leaderboards.
Why similar: Tower Defense 30.2%, Space 18.7%, Strategy 14.3%, Futuristic 10%, Colorful 9.7%
Embark on an epic space strategy adventure!
Why similar: Tower Defense 31.7%, Strategy 16.1%, Cyberpunk 13.9%, Futuristic 13.6%, Space 12.6%
Electromaze Defense is a classic tower defense game where you create your own maze. With a wide variety of maps, towers and upgrades, Electromaze Defense will keep you hooked for hours on end! Can you build the perfect maze?
Why similar: Tower Defense 27.3%, Space 17%, Futuristic 13.5%, Building 12.7%, Colorful 7.9%
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 30.4%, Space 22.8%, Strategy 11.8%, Cyberpunk 11.1%, Futuristic 9.9%
Survive a galaxy at war. MEGABOT's machine armada is exterminating all organic life — build and defend station networks, ally with the Mycelari faction and the rebels and fight physics-driven battles where momentum and gravity kill as surely as weapons. A punishing roguelike RTS in a living galaxy.
Why similar: Space 22.6%, Tower Defense 22.6%, RTS 13.4%, Futuristic 10%, Survival 8%
Defend your station with a click and survive as long as you can. Destroy the enemies, mine the deposit, then trade your ore for permanent upgrades. Every world has its own ore, its own enemies and its own rules.
Why similar: Tower Defense 33.4%, Space 22.7%, Resource Management 11.5%, Futuristic 10.7%, Strategy 10.3%
Build ships from elements and go to fight. The player can control several different spaceships at the same time (fleet battles). During the battle you can switch ships and different ships can attack different opponents. Choose your ships and tactics for each battle.
Why similar: Spaceships 32.1% ★, Space 16.4%, Futuristic 13.4%, Building 9.4%, Colorful 6.7%
A unique 3D tower defense game set on randomly generated planets! Place towers to defend against 360-degree attacks, protect mining outposts, and survive intense meteor waves. Earn resources, and face endless replayability with dynamic challenges every playthrough!
Why similar: Tower Defense 25.5%, Space 21.6%, Building 9.1%, PvE 8.9%, Resource Management 8.3%
Conquer a contested galaxy by designing modular warships and commanding real-time fleet battles. Forge your fleet from dozens of modules and weapon systems, then grow your empire in a solo or online co-op campaign.
Why similar: Spaceships 35.2% ★, Space 27.7%, Building 13.8%, Strategy 11.7%, RTS 10.4%
Desperate Place is a strategic tower defense game where you play as a crew member who wakes up early on a damaged colonization starship. Stranded on an unknown planet, you must gather resources, repair the ship, and defend against alien monsters to survive and escape.
Why similar: Tower Defense 20.9%, Cyberpunk 17.2%, Space 17%, Futuristic 13.2%, Building 9.5%
Year 2425, humanity colonized the exoplanet named SACH-041840. But then, in the 55th year "they" came; No one knows who or what controls them, but what is known is that if they reach the colony proper, it will be annihilated. It is up to you to bring the WRECKONING upon them!
Why similar: Tower Defense 26.9%, Space 14.6%, Futuristic 11.4%, PvE 10.6%, Strategy 8.6%
Stand as humanity's shield against relentless waves of cosmic foes in this gripping sci-fi tower defense game. Employ advanced weaponry and deploy strategic defenses to repel enemy hordes across the galaxy's expanse. Can you withstand the onslaught in Galactic Frontiers?
Why similar: Tower Defense 27.9%, Space 20.6%, Futuristic 15.7%, RTS 15%, Strategy 7.6%
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 51.5%, Space 33.6%, Strategy 12.5%, Action 1.3%, Singleplayer 1%
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 30.1%, Building 13.5%, RTS 13.4%, Futuristic 9.7%, PvE 8.7%
In this real time strategy city builder game you will help humanity in reaching beyond earth by establishing a permanent and thriving settlement in the asteroid belt. Settling in space comes with enormous challenges and dangers, which you will have to guide your people through
Why similar: Spaceships 23.5% ★, Space 18.9%, Futuristic 14.2%, RTS 10.7%, Building 9.1%
Shape massive fleet battles above Earth in this sci-fi strategy auto-battler. Build fighters, bombers and capital ships, expand production, choose upgrades and unleash commander abilities. Your fleet fights automatically. Keep the war going in Infinite Mode.
Why similar: Spaceships 30.5% ★, Space 20.2%, RTS 10.5%, Tower Defense 8.3%, Economy 8.1%
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: Tower Defense 25.9%, Futuristic 15%, Space 14.2%, RTS 14.2%, Resource Management 9.4%
Von Neumann Project is a space based RTS where you build, mine, and expand across the universe in an attempt to find your creator's equals. Play across 4 different sectors with 28 handcrafted missions, with each sector introducing unique enemies, buildings, and missions.
Why similar: Tower Defense 35.7%, RTS 17.5%, Strategy 13.7%, Space 13.2%, Linear 8.3%
Immerse in this cyberpunk fun strategic tower defence, with multitudes of strategic diversity, while encountering boss fight, and fighting for you glory to cubic perfection.
Why similar: Tower Defense 33.8%, Cyberpunk 21.7%, Strategy 13.3%, Space 11.9%, Futuristic 11.5%
Sphere Invasion is Sci-Fi Tower Defence. Build your own road and defend it with 7 unique towers.
Why similar: Tower Defense 29.4%, Space 19.6%, Strategy 9.8%, Building 9.5%, Colorful 9.1%
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 27.9%, Space 19.8%, Building 12.2%, Survival 10.4%, PvE 9.9%
Wonder Defense: Chapter Earth is a strategy game based on Earth and Aliens in which you act as a General to accomplish survive and move to Mars.
Why similar: Tower Defense 21.3%, Futuristic 13.3%, RTS 12.2%, Building 11.7%, Space 9%
Strategy, timing and fortune: Novel and immersive tower defense game experience!
Why similar: Tower Defense 26.9%, Space 19.5%, Cyberpunk 16.2%, Futuristic 15.1%, Strategy 9.7%
You've escaped from the galaxy's most secure space prison, and now there's a bunch of angry lawless chasing you. You must survive, fight for your freedom, and outrun these grumpy pursuers. Asterobits delivers a relentless (and slightly absurd) escape in an arcade-style roguelike space shooter.
Why similar: Spaceships 38.9% ★, Space 24.5%, Futuristic 10.9%, PvE 7.9%, Combat 6.1%
A classic sci-fi tower defense game filled with waves of robots in full 3D. Get rewarded with automatic mini upgrades for well placed towers. Progress far enough to unlock the Factory tower, opening a hidden layer of upgrades and the path to the golden tower.
Why similar: Tower Defense 35.9%, Strategy 13.8%, Futuristic 12.7%, Building 10.4%, Economy 9.1%
Architect autonomous battleships. Send them on a campaign against deadly opponents. Watch and cheer as they dominate, or cry as they explode. Obliterate dreadnoughts. Configure intelligences. Master weaponry. Free the Great Skies. THE OPPRESSOR MUST FALL.
Why similar: Spaceships 43.1% ★, Building 13.5%, Space 13.1%, PvE 8.2%, Strategy 6.2%
Frontier Control: Invasion is a Real-Time Strategy survival game in which you play the commander of a human space colony under the attack of outer space robots. Build your base, train your colony, and fight herds of enemies and bosses.
Why similar: Tower Defense 20.8%, RTS 13.1%, Destruction 11.5%, Futuristic 10%, Space 9.5%
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 36%, RTS 18.3%, Resource Management 13.1%, Building 12.9%, Strategy 9.4%
Novalast is an immersive 2.5D Space RTS with full physics based combat, putting you in the Captain's chair of powerful starships. It features a fully physicalized logistics and supply system, where Nolithium supply matters. Run out of Nolithium, you're dead in the water.
Why similar: Spaceships 35% ★, Space 19.1%, Futuristic 11%, RTS 9.3%, PvE 7.2%
Scrap Wars: TD is a Post-Apocalyptic Tower Defence game where strategy meets chaos! Build and Upgrade powerful Towers, Customize their Strengths, and Defend your Base against relentless waves of Enemy Vehicles across three unique Scenarios or Battle for as long as you can in Endless Mode!
Why similar: Tower Defense 28.4%, Building 11.2%, Strategy 9.4%, PvE 9.2%, Survival 7.4%
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 41.8%, Strategy 11.8%, Futuristic 9.7%, RTS 9.5%, Destruction 9.4%
A small, third-person, action, tower defense game where you play as a peasant who gets tired of adventurers breaking into his house. Place down towers and fight off waves and waves of "enemies." Progress through the story and see just how far one man will go to protect his beloved llama.
Why similar: Tower Defense 43.2%, Strategy 16.6%, Action 10.2%, PvE 8.5%, 3D 7.1%
Immerse yourself in an epic yet whimsical journey to defend the crystals from hordes of enemies, each more broken-down than the next, with a whole arsenal of tricks! Fight on the plains, mountains, swamps, deserts and many others by adapting your strategy.
Why similar: Tower Defense 47.8%, Strategy 19.9%, Resource Management 13%, Colorful 8.1%, 3D 7.5%
Tower Defense meets a Visual Novel narrative. Place an arsenal of towers to halt the invading enemy. Use special abilities such as napalm strikes, EMP blasts, and orbital lasers. A sci-fi space drama, filled with dialogue choices.
Why similar: Tower Defense 26.7%, Cyberpunk 15.8%, Futuristic 15.3%, RTS 12.2%, PvE 10%
Arcade space shooter where you build a fleet by defeating enemy ships and using the credits you earn from it to upgrade your fleet to take on larger and deadlier battles.
Why similar: Spaceships 44.2% ★, Space 29.5%, PvE 7.3%, Combat 7.1%, Action 6.7%
The first ever auto-battler game, from way back in 2009Who needs backstory? Who needs resource-gathering? Diplomacy is so last year. Gratuitous Space Battles cuts right to the chase of sci-fi strategy games, and deals with large, completely unjustified space battles between huge opposing space fleets.
Why similar: Spaceships 39.2% ★, Space 21.9%, Strategy 9.8%, Building 9.8%, Tower Defense 9.7%
Defend your base from relentless enemy hordes—solo or with friends! Discover unique planets, uncover the mystery of your mission, and unlock powerful items to help you survive.
Why similar: Tower Defense 30.8%, Space 24.9%, Futuristic 12.8%, Combat 10.5%, Strategy 9.1%
Design, build, or pirate spaceships. Build bases on planets. Explore endless randomly generated universes, travel through black holes, command your crew, survive cosmic events, collect and trade materials, battle epic bosses, and much more. The sky is the limit, literally!
Why similar: Spaceships 47.4% ★, Space 22.4%, Survival 10.3%, Strategy 7.2%, Combat 4.4%
Defend the Crucible from waves of enemies. Grow your economy to new heights, research and be always one step ahead. The Crucible must be completed!
Why similar: Tower Defense 34.9%, Strategy 17.4%, Futuristic 10.9%, Economy 10.2%, Building 9.3%
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 50.1%, Space 28.5%, Strategy 21.3%
Defend your planet from waves of robot invaders! Build powerful turrets, upgrade your defenses, and command robot units to fight drones, tanks, and massive bosses. Then send your own forces to attack the enemy planet in this action-packed sci-fi tower defense game.
Why similar: Tower Defense 30.9%, Space 15.5%, RTS 14.5%, Strategy 12%, Futuristic 11.1%
Pulse Citadel is a compact sci-fi defense game where automated combat powers a hand-built research grid. Route Charge into weapons, abilities, speed, and prestige upgrades until the dormant Citadel comes fully online.
Why similar: Tower Defense 34%, Space 15%, Strategy 13.5%, PvE 12.9%, Linear 10%
We've traveled to the past to conquer these fertile lands. Now, you must defend them from the blood cult intent on taking it for themselves. Be careful though: from where their blood is spilled, ancient magicks empower whomever is still alive.
Why similar: Tower Defense 38.9%, Futuristic 22.2%, Strategy 14.6%, PvE 9.3%, Building 6.9%
Play as the Knight, use your towers and items to drive away the hungry enemies that show up at your cozy cavern and try to survive as Everything Invades
Why similar: Tower Defense 38.1%, PvE 14.3%, Linear 12.5%, Colorful 10.2%, Combat 9.4%
Compete at your pace in solo or fast-paced PvP tower defense while adapting to ever-changing paths. Survive infinite dimension loops, or defend alongside a friend in online co-op. Build powerful turret combinations, and climb a global ELO ladder.
Why similar: Tower Defense 35.4%, Space 18.2%, Strategy 12.6%, Survival 11.9%, Action 5.5%
TEP the destroyer is a single player tower defense game where you will face alien monsters and ships in ground and space battles! Your strategy will decide the fate of your people in a sci-fi environment of varying difficulties!
Why similar: Tower Defense 26.5%, Space 18.1%, Futuristic 17.4%, Colorful 8.4%, Strategy 8.1%
Survive Tortuga City as a wanted turtle. Defend yourself against the police, build a rebellion, endure dynamic weather, and find an escape route within 50 days before the police deploy their secret weapon.
Why similar: Tower Defense 30.9%, Cyberpunk 17.7%, RTS 15.5%, Strategy 10.2%, Survival 7.3%
Somewhere among the stars awaits a remedy for your Mother. Search a vast mysterious Planet on the verge of collapse while fighting to survive. What perils await you? What will become of the Planet? What legacy will you carve into the skies? What fate awaits your Mother.
Why similar: Space 21.7%, Spaceships 17% ★, Futuristic 13%, Action 9.8%, Colorful 7.7%
Build and upgrade a fantasy army to defend the last surviving portal across 150 increasingly dangerous waves, expanding zones, and powerful boss battles.
Why similar: Tower Defense 43.5%, Strategy 23.3%, Combat 11.9%, PvE 10.3%, 3D 8.7%
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 34.7%, Space 22.3%, Strategy 11.9%, Futuristic 10.2%, Linear 10.2%
Gather your crew. In Solitary Horizons, up to 4 players fight to survive a hostile alien world - scavenging resources, building fortified bases, and deploying intelligent robot companions against waves of relentless threats. In the dark, something is hunting you. Stay together, or die alone.
Why similar: Tower Defense 27.5%, Space 22.8%, Building 14.3%, Futuristic 13.1%, PvE 8.4%
