
A planetary tower defense where enemies attack across land, air, and space. Build layered defenses, manage resources, and survive an escalating alien invasion.
60+ similar titles based on shared tags and player behavior. Themes include Strategy, Tower Defense, Real Time Tactics, Singleplayer.

A planetary tower defense where enemies attack across land, air, and space. Build layered defenses, manage resources, and survive an escalating alien invasion.

Sphere Invasion
Sphere Invasion is Sci-Fi Tower Defence. Build your own road and defend it with 7 unique towers.

Raging Titan
Build your towers, plan your efforts, watch out for changing paths and strike back against the alien invaders in this challenging tower defense game!
Sphere Invasion is Sci-Fi Tower Defence. Build your own road and defend it with 7 unique towers.
Why similar: Tower Defense 29%, Real Time Tactics 19.3%, Military 12.7%, Strategy 8.2%, Tactical 6.7%
Build your towers, plan your efforts, watch out for changing paths and strike back against the alien invaders in this challenging tower defense game!
Why similar: Tower Defense 28.5%, Real Time Tactics 17.5%, Base Building 9.1%, Tactical 7.3%, Strategy 7%
M.A.C.E. Tower Defense 2, a classic tower defense game with unique towers and enemies
Why similar: Tower Defense 34.1%, Real Time Tactics 21.7%, Strategy 14.8%, Military 13%, Tactical 6.2%
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 29.2%, Real Time Tactics 15.6%, Base Building 12.6%, Strategy 8.2%, Tactical 6.4%
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 45.9%, Real Time Tactics 18%, Strategy 11.1%, Base Building 9.1%, Tactical 5.1%
Loop Defense is a single-player sci-fi tower defense game. Build enemy routes with base walls, assemble a modular defense, manage limited loadouts, energy, and research, face armored, flying, carrier, and wall-breaker units across a star map, or challenge Endless Mode.
Why similar: Tower Defense 26.4%, Real Time Tactics 19.3%, Military 14.9%, Base Building 8.5%, Strategy 7%
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: Tower Defense 31.5%, Real Time Tactics 24.5%, Strategy 10.9%, Base Building 10.5%, Tactical 4.9%
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 43.2%, Base Building 13.9%, Strategy 10.5%, Real Time Tactics 10%, Tactical 4.8%
Solder diodes, capacitors and other electronic components to defend your motherboard from waves of evil viruses!
Why similar: Tower Defense 46.1%, Strategy 16.1%, Real Time Tactics 14.8%, Base Building 12.4%, Tactical 10.1%
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 46.9%, Real Time Tactics 14.7%, Base Building 14.2%, Strategy 11.4%, Sci-fi 8.3%
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 41.4%, Real Time Tactics 22.6%, Base Building 15.9%, Strategy 14.5%, Resource Management 3.6%
0 World TD is a 2d tower defence game with deep combat system, highly adjustable difficulty settings and many more features!
Why similar: Tower Defense 38.1%, Real Time Tactics 19.5%, Base Building 17.5%, Strategy 12.5%, Tactical 7.2%
A grand and intense tower defense science fiction game, where you only need to purchase once to enjoy all the content of the game.
Why similar: Tower Defense 27.2%, Real Time Tactics 18.1%, Tanks 14.9% ★, Military 12.5%, Strategy 8.4%
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 34.2%, Base Building 16.3%, Real Time Tactics 14.6%, Strategy 10.5%, Aliens 4.5%
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 34.1%, Real Time Tactics 21.6%, Strategy 14.3%, Military 13.4%, Aliens 5.5%
Tower Defense with resource- and base management! Waves of enemy robots with special abilities, shield and armor! Mining, refining and production for building and repairing! Environmental hazards and the best: the Orbital strike!
Why similar: Tower Defense 33.2%, Base Building 12.1%, Military 11.4%, Real Time Tactics 11.3%, Strategy 9.5%
Command your forces to victory in this intense tower defense experience! Strategically deploy your defenses to fortify your position and funnel the enemies through intricate mazes. Carefully allocate your resources and adapt your tactics to counter waves of relentless enemy drones!
Why similar: Tower Defense 38.8%, Tanks 15% ★, Strategy 13.2%, Military 11.7%, Tactical 10.8%
Defend the clearance shelf. When the lights go out, the seasonal war begins. Lead your unsold Easter stock against waves of full-price enemies — before morning reveals the secret.
Why similar: Tower Defense 39%, Real Time Tactics 17.4%, Strategy 16.4%, Base Building 10.5%, Building 5.4%
Build towers anywhere in this tower defense game to damage and block incoming waves of evil enemies. Surprisingly, those enemies look like yourself. Discover why, and the source of the Shaman power.
Why similar: Tower Defense 40.2%, Real Time Tactics 25.4%, Strategy 18%, Base Building 12.8%, 2D 3.2%
This is a tower defense building game. The game controls the movement of the protagonist through the arrow keys on the keyboard or the left mouse button, and interacts with characters and objects in the scene through the space bar.
Why similar: Tower Defense 42.8%, Real Time Tactics 25.8%, Base Building 16.2%, Strategy 7.9%, Building 3.6%
Heart of Machine blends top-down tower defense with light roguelite elements. Face an evolving mechanical swarm thousands strong, tailor defenses, upgrade towers with chips, and use real-time support weapons to turn the tide. Build an unbreakable line and save the core from destruction.
Why similar: Tower Defense 36%, Real Time Tactics 15.7%, Base Building 15.4%, Strategy 11.2%, Building 5.5%
Defend your neighborhood from zombies, build archer, sniper, bomber or electric towers, as the case may be. Strategically place your units, enemies have different abilities, such as agility, shield and amount of life. Each enemy eliminated will give you resources to improve your towers.
Why similar: Tower Defense 40.7%, Real Time Tactics 25.1%, Strategy 18%, Base Building 12.6%, 2D 3.3%
Hold the line in a neon sci-fi siege. Deploy and upgrade 14 distinct towers, expose every enemy's weakness, and survive 50 escalating waves and relentless boss assaults. Every threat has a counter — find it before your base falls.
Why similar: Tower Defense 38.4%, Real Time Tactics 25.3%, Strategy 11%, Base Building 8.5%, Sci-fi 7.3%
Use your special ops units to construct base facilities and towers to protect them from the ever-increasing threat of alien invaders in this Tower Defense game with a city-building element! Research their weaknesses and develop defenses before mankind runs out of time.
Why similar: Tower Defense 30.4%, Real Time Tactics 19.4%, Base Building 15.3%, Military 10.7%, Strategy 8.6%
Race-based tower defense. Build your army, defend your king, and send waves at your rivals. Up to 8-player FFA, 2v2 & 4v4 teams, and singleplayer. Crossplay on Windows, Linux, macOS & Steam Deck.
Why similar: Tower Defense 37.3%, Real Time Tactics 21.6%, Strategy 12.3%, Base Building 11.2%, Tactical 6.3%
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 36.6%, Real Time Tactics 20.1%, Strategy 12%, Base Building 9.3%, Space 7.9%
A game based on the classic Tower Defense style, assemble your best combination to overcome obstacles, can you do it?
Why similar: Tower Defense 36.3%, Real Time Tactics 22.8%, Military 11.4%, Strategy 7%, Robots 5%
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 54.5%, Base Building 15.9%, Strategy 13.6%, Cartoony 6.1%, Building 6%
Players resist enemy invasion by building production bases, constructing conveyor belts, upgrading carriers, and strengthening weapons.
Why similar: Tower Defense 38.4%, Real Time Tactics 20.7%, Strategy 16.5%, Base Building 10.1%, Futuristic 5%
Build by day. Survive by night. A focused medieval tower defense where every decision is permanent.
Why similar: Tower Defense 38.7%, Real Time Tactics 16.6%, Base Building 16.2%, Strategy 13.2%, Tactical 7.2%
The hungry Gooper swarm threatens intergalactic peace. Stop them! Build towers around planets and take control over their orbits. Spin them with all you’ve attached! Collect new towers, powers and upgrades to beat the onslaught of goopers and save the galaxy in this colorful Tower Defense Roguelite!
Why similar: Tower Defense 36.2%, Real Time Tactics 20.3%, Tactical 9.6%, Strategy 8.5%, Cartoony 4.9%
Build your towers according to the enmey you are facing in the wave. Upgrade your turrets to increase range, damage or rewards. Each enemy wave will be random and increases in speed and damage resistance. How far can you go!
Why similar: Tower Defense 43%, Real Time Tactics 21%, Military 9.5%, Strategy 9.5%, Sci-fi 7.8%
Command a radar-guided air-defense network against drones, cruise missiles, and ballistic threats. Buy intelligence, deploy radars and launchers, manage a limited stock of interceptors, then investigate every breach before the next attack begins.
Why similar: Tower Defense 36.7%, Real Time Tactics 20.8%, Military 16.3%, Strategy 12%, Tactical 6.8%
Build and upgrade towers, defend your fortress from the growing onslaught. With each wave, the challenges become more difficult, but a smart strategy and the right decisions will help you endure and prevail!
Why similar: Tower Defense 41.1%, Real Time Tactics 16.6%, Strategy 13.4%, Base Building 10.7%, Tactical 10%
East DefenseYour duty is to protect the castle by strategically building & upgrading towers to stop monsters from coming their way!
Why similar: Tower Defense 40.9%, Base Building 15.4%, Strategy 13.8%, Real Time Tactics 11.4%, Tactical 10.7%
Aim, fire, and fortify. Shogun's Stand is a fast-paced tower defense where you take direct control of your castle against relentless waves of feudal enemies. Place traps, command the battlefield, and level up to survive!
Why similar: Tower Defense 35%, Real Time Tactics 21%, Base Building 15%, Strategy 12.6%, Military 8.4%
The core gameplay of Cubic Defender is strategy planning and resource management, with the aim of deploying heroes and defensive towers to eliminate invading enemies.
Why similar: Tower Defense 39.3%, Real Time Tactics 22%, Base Building 14.4%, Strategy 13.4%, Building 4.1%
A classic tower defense game with evolving battlefields and relentless waves. Build deadly defenses, adapt to new attack routes, and survive escalating enemy assaults.
Why similar: Tower Defense 50%, Real Time Tactics 12.4%, Strategy 12.3%, Tactical 11.5%, Base Building 10.2%
Defend your turf against endless waves of grinning enemies! Pick from 6 unique smiley classes with their own abilities, build and upgrade turrets across multiple lanes, and take down ever-tougher bosses – a colorful tower-defense hybrid built for replayability.
Why similar: Tower Defense 45%, Real Time Tactics 25.5%, Strategy 15.2%, Tactical 4.4%, Cartoony 4.1%
A sci-fi low-poly tower defense game. Design your defense against waves of aliens using a wide arsenal of different towers.
Why similar: Tower Defense 37.8%, Base Building 14.7%, Strategy 12.5%, Military 12%, Tactical 5.4%
Bad coffee. Boredom. And now—war. Southern forces have invaded the North in a dangerously curious conflict. Use your wits in Lore of Terra, a handcrafted tower defense game with charm, chaos, quirky characters, 9 continents, and 80+ unique allies and foes.
Why similar: Tower Defense 41.2%, Real Time Tactics 26.1%, Strategy 18.3%, Tactical 10.8%, Resource Management 3.4%
Build and upgrade towers with unique abilities to stop waves of enemies. With the advanced augment system, every 3 rounds you can boost your defenses and create strategies that fit your playstyle.
Why similar: Tower Defense 42.6%, Strategy 18.2%, Real Time Tactics 12.3%, Base Building 8.4%, Tactical 8.1%
Zero Zone 2020 is a classic Tower defense game where you will need to defend a home base from swarms of enemies
Why similar: Tower Defense 61.5%, Real Time Tactics 22.1%, Strategy 16.4%
Defend your empire in a sci-fi tower defense game. Build deadly combinations of railguns, lasers, gravity wells, drones, and cannons across three maps, 50 levels per map, and four difficulty modes.
Why similar: Tower Defense 41.6%, Strategy 17.7%, Base Building 10.2%, Tactical 7.2%, Futuristic 6%
Co-op and Single player Tower Defense genre.
Why similar: Tower Defense 48.3%, Real Time Tactics 30.4%, Strategy 13.9%, Building 4.5%, Military 1.2%
The void will never stop, it's up to you to contain it in a tower defense game.
Why similar: Tower Defense 42.8%, Real Time Tactics 27.1%, Strategy 19.2%, Futuristic 7.2%, 2D 3.4%
Build various towers to resist the large number of monsters coming from the wormhole, by extending their walking routes.
Why similar: Tower Defense 39.4%, Real Time Tactics 25.7%, Base Building 16.4%, Strategy 10.7%, Building 7.6%
A classic tower defense game. Build 6 unique towers, upgrade them to level 3, and convert them into support towers. Strategically place towers to redirect enemy paths. Defend against Normal, Fast, Tank enemies and a Boss every 10 waves. 5 difficulty levels, full keyboard controls, save & load.
Why similar: Tower Defense 43.6%, Military 21.7%, Strategy 19.4%, Base Building 14.9%, Singleplayer 0.4%
With a style inspired by the RTS games from early 2000's, a new tower defense combines in a unique way action, tactics, replay value and fun. They are here! Choose your targets, upgrade, replay, discover your enemies and your tactical skills.
Why similar: Tower Defense 34.6%, Real Time Tactics 22.5%, Military 15.5%, Strategy 8.5%, Aliens 6.9%
Build, gamble, and most of all survive in this roguelike tower defense where everything is a tile. Use the slot shop to draft towers and physical upgrade tiles to buff your grid. With hundreds of unique synergies, will you hit the jackpot or let the enemies break your base? Play the odds today!
Why similar: Tower Defense 39.6%, Real Time Tactics 24.3%, Base Building 12.4%, Strategy 12%, Tactical 4.2%
Terra Forma is a pixelated 2D tower defense, inspired by Flash-age classics. Build a dozen unique towers and create even more fusions by combining shock, ice, fire, and iron. Prove your command prowess one final time, and defend mankind's final hope.
Why similar: Tower Defense 49.7%, Strategy 16.1%, Military 10.6%, Sci-fi 5.2%, Futuristic 5.1%
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 31.7%, Real Time Tactics 13.3%, Base Building 12.7%, Strategy 9.3%, Sci-fi 6.3%
In Vermin Control, you will enter a thrilling sci-fi tower defense world filled with strategic combat and high tension. Operate a versatile unit capable of both melee combat and construction, deploy and manage 9 unique devices, and protect key facilities from relentless vermin assaults.
Why similar: Tower Defense 34.5%, Real Time Tactics 22.2%, Strategy 10%, Base Building 8%, Tactical 7.8%
Chrono Crystal is a tower defense game. Spanning across 5 major regions with the Prince and facing numerous challenges, an unprecedented great war is about to break out. Build your towers, upgrade your heroes, and defend your crystal against waves of enemies—until the countdown timer runs out!
Why similar: Tower Defense 47.9%, Real Time Tactics 24.1%, Strategy 20.2%, 2D 4%, Colorful 3.3%
Prepare to defend your land against endless waves of ants and other vicious invaders! Build and upgrade towers, unleash powerful abilities, and master your strategy through stages that start easy but grow brutally challenging.
Why similar: Tower Defense 44.4%, Real Time Tactics 20.7%, Tactical 12.8%, Strategy 10.4%, War 7.3%
Rage of Towers delivers a unique hybrid experience where tower defense meets real-time control. Build and upgrade your towers and directly control turrets and mobile units to respond quickly to evolving enemy threats and turn the tide of battle
Why similar: Tower Defense 29.8%, Tanks 23% ★, Base Building 12.5%, Military 10.6%, Real Time Tactics 10%
This is a tower defense game where you use four dice to build a turret. The rolls of the dice are the ability value of "number of shots", "time reload", "damage(& range)" and "magazine". Try your best to clear all 40 stages, which are getting more and more difficult!
Why similar: Tower Defense 52.1%, Real Time Tactics 25.8%, Strategy 17.4%, 2D 4.2%, Singleplayer 0.4%
A real time strategy, tower defense game where you can evolve your turrets and give them special abilities.
Why similar: Tower Defense 38%, Real Time Tactics 22.4%, Strategy 16.4%, Tanks 14.5% ★, War 4.4%
A Roguelike Tower Defense in space with missions to conquer. Can you hold against the spreading alien bosses? Build and upgrade towers against the corruption. Choose your technologies and warpspeed your way to victory.
Why similar: Tower Defense 34.5%, Real Time Tactics 23%, Strategy 10.5%, Building 6.5%, Space 5.5%
You are the last survivor. Capture towers, command a squad of unique generals, and battle through 40 missions across 10 distinct worlds as you fight to reclaim a universe that has fallen to the enemy.
Why similar: Tower Defense 25.6%, Real Time Tactics 17.9%, Base Building 11.6%, Military 11.6%, Tactical 6.6%