
A sci-fi tower defense game. Build an army of towers to stop waves of a lured alien species called Zektid's.
60+ similar titles based on shared tags and player behavior. Themes include Tower Defense, Strategy, Singleplayer, Real Time Tactics.

A sci-fi tower defense game. Build an army of towers to stop waves of a lured alien species called Zektid's.

M.A.C.E. Tower Defense 2
M.A.C.E. Tower Defense 2, a classic tower defense game with unique towers and enemies

Space Nature Attack Tower Defense
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!
M.A.C.E. Tower Defense 2, a classic tower defense game with unique towers and enemies
Why similar: Tower Defense 28.7%, Real Time Tactics 25.1%, Strategy 21.6%, Military 11.9%, 3D 4.8%
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 34.1%, Strategy 20.3%, Real Time Tactics 14%, Aliens 12.5%, Space 6.4%
Sphere Invasion is Sci-Fi Tower Defence. Build your own road and defend it with 7 unique towers.
Why similar: Tower Defense 25.6%, Real Time Tactics 23.3%, Strategy 12.6%, Military 12.1%, Space 7.6%
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 45%, Real Time Tactics 22.2%, Strategy 20.7%, Action 12%
Immerse yourself in a fabulous atmosphere in Emberrush! You have to fight off waves of enemies that are heading towards your settlement.
Why similar: Tower Defense 31.1%, Real Time Tactics 26.8%, Strategy 26.3%, Action 13.8%, Indie 1.2%
Take control of a squadron of epic summons in this unique take on dungeon crawling!
Why similar: Strategy 29%, Tower Defense 28.6%, Real Time Tactics 21.5%, Action 16.8%, Indie 4.1%
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 25.9%, Real Time Tactics 23%, Aliens 15.9%, Military 12.6%, Strategy 11%
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 34.1%, Real Time Tactics 22.8%, Strategy 13%, Sci-fi 8.5%, Military 8.1%
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 32.8%, Real Time Tactics 28.5%, Strategy 25.2%, Resource Management 6.5%, 3D 5.4%
Lead an armored squad through the perils of this reversed tower defense action-strategy game!
Why similar: Tower Defense 37.8%, Strategy 34%, Action 9.7%, Sci-fi 7.8%, Aliens 7.2%
A planetary tower defense where enemies attack across land, air, and space. Build layered defenses, manage resources, and survive an escalating alien invasion.
Why similar: Tower Defense 34.1%, Real Time Tactics 21.5%, Strategy 14.5%, Military 13.2%, Aliens 5.4%
A dark curse threatens your village! Harness magical powers to build strategic defense towers and battle restless spirits from an ancient civilization. Strengthen your defenses with powerful towers, rune stones, and magic spells. Act now to halt the curse!
Why similar: Tower Defense 30.5%, Real Time Tactics 26.4%, Strategy 22.3%, Action 14.2%, 3D 5%
数以亿计的妖怪遍布整个世界各地。人类需要一个英雄要去弄明白妖怪的来源。去打败妖怪。为人类生存而努力下去。
Why similar: Tower Defense 36.7%, Real Time Tactics 31.5%, Strategy 29.5%, Indie 1.3%, Singleplayer 1%
Enjoy freedom of movement in full 3D with no fixed paths in this tower defense and RTS hybrid. Your units are your towers and you can build fences anywhere. Set your units' behavior to create a perfect team of defenders. Two leader boards let you play forever!
Why similar: Tower Defense 35.6%, Real Time Tactics 30.9%, Strategy 26.9%, 3D 5.9%, Singleplayer 0.8%
Anomaly Warzone Earth Mobile Campaign continues Steam's Anomaly Warzone Earth in an extra 15-level campaign. Originally released on mobile devices, the campaign is brought to Steam for PC, Mac and Linux exclusively in Anomaly Bundle. AWE Mobile Campaign turns tower defense on its head.
Why similar: Strategy 39.3%, Tower Defense 32%, Action 20.3%, Sci-fi 6.7%, Indie 1.1%
Exclusively brought to Steam for PC, Mac and Linux in Anomaly Bundle, Anomaly Korea is an expansion campaign to Anomaly Warzone Earth. The alien robots are back and this time they’ve got Korea in their sights. It’s your job to lead a squad into fierce fire-fights and fend off the alien invasion.
Why similar: Strategy 39.5%, Tower Defense 33.3%, Action 18.3%, Sci-fi 7.1%, Indie 1.5%
Defend the solar system from fearsome aliens by sending satellites into orbit in revolutionary tower defense action!
Why similar: Tower Defense 58.2%, Strategy 16.8%, Aliens 8.2%, Action 6.2%, Sci-fi 5.2%
M.A.C.E. Tower Defense is a classic tower defense game with unique towers and enemies and an ingame shop system for getting better towers, upgrade existing towers and buy special items.
Why similar: Tower Defense 39.7%, Strategy 31.8%, Action 17.9%, Sci-fi 6.5%, Indie 4.1%
A tower defense game that we play against vampires in ancient times.
Why similar: Tower Defense 42.5%, Real Time Tactics 36.7%, Action 19.6%, Singleplayer 1.2%
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 27.8%, Real Time Tactics 20.4%, Aliens 18.2%, Strategy 13.6%, Action 6.7%
A tower defense game set in an ice age.
Why similar: Tower Defense 42.5%, Real Time Tactics 36.7%, Action 19.6%, Singleplayer 1.2%
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 31%, Tower Defense 29.2%, Strategy 17.5%, Space 6%, Sci-fi 4.6%
The world was filled with darkness. Gather supplies and people, build a wall, and defend yourself against the emissaries of the underworld! 2Week:DeathWorld is a side-scrolling strategy game drawn in dots.
Why similar: Tower Defense 37.6%, Real Time Tactics 31.6%, Strategy 28.7%, Indie 1.3%, Singleplayer 0.8%
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 36%, Strategy 20.8%, Real Time Tactics 14.8%, Aliens 13.8%, Sci-fi 7.9%
Anomaly Defenders is the closing installment of the Anomaly series. The original incarnation of the Tower Offense sub-genre had players controlling humans fighting alien invaders. Now, the tables have turned. The human counterattack is underway and the alien homeworld is under threat.
Why similar: Tower Defense 54%, Strategy 27.4%, Action 12.7%, Sci-fi 3.1%, Indie 2.7%
Take direct control of your hero in this stylized 3D tower defense. Don’t just place your defenses—pick them up and rush them to the front lines as the tide of battle shifts. Strategize in real-time to protect your realm from ever-evolving threats.
Why similar: Strategy 27.6%, Tower Defense 22%, Real Time Tactics 20.7%, Action 16.6%, 3D 4.3%
Defend against the oncoming ice army! Summon spirits with Shugu's magical wand to repel enemies before they reach your defense line. Use only the left mouse button to control. Feel free to share your gameplay on any social media or video platform.
Why similar: Tower Defense 35.9%, Real Time Tactics 31.1%, Strategy 27.9%, 3D 4.3%, Singleplayer 0.7%
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 31.5%, Real Time Tactics 23.7%, Strategy 17.9%, Space 10.5%, Action 8.3%
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 41.3%, Strategy 23.1%, Action 10.8%, Military 9.5%, Aliens 8%
A tower defense game where we try to kill evil mushrooms in the forest.
Why similar: Tower Defense 45.5%, Real Time Tactics 32.1%, Action 21%, Singleplayer 1.4%
A tower defense game where we try to kill skeletons and wizards in the desert.
Why similar: Tower Defense 45.5%, Real Time Tactics 32.1%, Action 21%, Singleplayer 1.4%
《The Galaxy》是一款以塔防为核心玩法的游戏。在游戏中,玩家将扮演一位能够在宇宙中“看到”航道的探星舰船长,体验和一众美少女船员探索星空,并和各种各样的宇宙生物战斗的故事。
Why similar: Tower Defense 32.4%, Real Time Tactics 25.7%, Strategy 24%, Space 6.7%, Sci-fi 5.3%
Where the player will have to defend the location by placing towers and withstand waves of attacking enemies. In this 3D game, you will find yourself facing the task of repelling hordes of skeletons and monsters.
Why similar: Real Time Tactics 39.4%, Tower Defense 36.3%, Strategy 15.4%, 3D 6%, Indie 2.2%
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 43.3%, Real Time Tactics 29.4%, Strategy 25.1%, Indie 1.3%, Singleplayer 0.8%
City Defense is a tower defense game. The enemies decided to blitzkrieg and a small town turned out to be the line of attack. Build automatic turrets to destroy enemy equipment, pump them, and earn money for the victory over each enemy, because only with a sly strategy and cold mind you can win this battle.
Why similar: Tower Defense 31.8%, Real Time Tactics 21.4%, Strategy 19.4%, Military 12.3%, Action 7.5%
Anomaly 2 is a sequel to the critically acclaimed Anomaly Warzone Earth. Maintaining the core elements of the original, Anomaly 2 adds plenty of new features: unit morphing, over million tactical combinations, post-apo world and tower defense vs tower offense multiplayer mode.
Why similar: Tower Defense 41.7%, Strategy 34%, Action 13.9%, Sci-fi 6.5%, Indie 3.3%
Have you ever been in a robbery and didn't have weapons to defend yourself and your house? Well now you can, with hold your houses you have a variety of weapons to use to help you defend yourself, your house and take on those unwanted robbers.
Why similar: Tower Defense 28.4%, Real Time Tactics 24%, Strategy 14.8%, Military 12.4%, Action 11.9%
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 28.5%, Real Time Tactics 26.1%, Strategy 15.1%, Aliens 11%, Action 7.2%
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 28.8%, Real Time Tactics 23.2%, Strategy 12.6%, Aliens 11.4%, Action 5.5%
A Tower Defence game, that actually allows you to sit inside the turret and come face-to-face with the enemies! Addictive strategy - action game, with loads of shooting and explosions! Nearing 2 MILLION DOWNLOADS!
Why similar: Tower Defense 41.1%, Strategy 37.9%, Action 17.3%, Indie 3.8%
Tiestru offers a new perspective to strategy games. The player has control all over the map and defines his strategy with the structures that he builds. Each structure, each connection, each location offer new and enhanced powers. In this deep and complex game everything is up to you! Define your strategy!
Why similar: Tower Defense 44.5%, Strategy 31.4%, Action 19.8%, Indie 4.3%
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 38.5%, Real Time Tactics 28.8%, Strategy 23.4%, Resource Management 8.2%, Indie 1.1%
自分の城を守りつつ、モンスターを出撃させて、敵の城を攻めよう! モンスターの進むルートを指定できたり、壁を掘って地形を変えたりして自分自身の戦い方でステージを攻略できます。 モンスターは進んだルートの形に応じてスキルが発動します。 ルートの組み方を工夫することで、スキルを多く発動させたり、最短ルートを指示して敵の城へ素早く攻撃を仕掛けることもできます。 ルートのとり方によって戦略は無限大! モンスターのレベルアップ、世界観がわかるストーリーの収集、キャラクターやロボットのこぼれ話、隠しキャラクターなどやりこみ要素が満載! 登場キャラクターは12種類、収録曲は16曲以上!
Why similar: Tower Defense 35%, Real Time Tactics 30.5%, Strategy 26.4%, Action 4.6%, Combat 2.9%
Epic sci-fi tower defense action with 16-bit era look and feel, pitching your colonists against an almost endless horde of hostile alien robots who strongly oppose your attempts of colonizing their planet! Deluxe version includes the soundtrack!
Why similar: Tower Defense 42.8%, Strategy 33.4%, Action 19.4%, Indie 4.3%
The sequel to the hit strategy game, with new weapons, landscapes, and options.
Why similar: Tower Defense 40.3%, Strategy 36.2%, Action 19.3%, Indie 4.3%
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 40.1%, Aliens 19.1%, Strategy 16.9%, Space 12.4%, Action 8.9%
Defend humanity from the Athral Vanguard in Athralis Tower Defense. As the S.O.D.S. Commander, deploy manned turrets and advanced equipment from orbit to stop alien invasions. Experience intense sci-fi tower defense action and strategic gameplay.
Why similar: Tower Defense 30.8%, Military 15.2%, Strategy 12.9%, Aliens 11.1%, Space 8.3%
Solar Defense is a Military Sci-Fi inspired Tower Defense game focused heavily on strategy and decision making. Defend key locations and repel the Pilakarr forces back to their home world to end their attack and bring an end to this war.
Why similar: Tower Defense 30.8%, Strategy 22%, Action 14.1%, Aliens 14%, Military 10.5%
Tiny Toyfare is a Tower Defense/FPS hybrid with a focus on strategic calm followed by twitch action. Construct powerful towers, recruit adorable squads and fight off the Dino invasion!
Why similar: Tower Defense 44.1%, Strategy 32.5%, Action 18.9%, Indie 4.6%
Co-op and Single player Tower Defense genre.
Why similar: Tower Defense 41.4%, Real Time Tactics 35.7%, Strategy 20.7%, Military 1.1%, Sci-fi 0.5%
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 33.8%, Real Time Tactics 17.4%, Strategy 17%, Aliens 10.9%, Space 9.6%
Save the Dungeon! Is a tower defense game from the perspective of the villain. Upgrade your minions to hold back the relentless hordes of heroes.
Why similar: Tower Defense 35.9%, Real Time Tactics 31.1%, Strategy 26.6%, 3D 4.1%, Indie 1.2%
The monsters are coming to invade our kingdom. Can you help our guild to stop them? Play it BEAUTIFULLY: the ultimate tower defense game has finally arrived. An epic guild of epic Heroes, dozens of angry monsters, amazing powers, golems, a lot of different and unique colorful levels is what is waiting for you in Ancient Tower.
Why similar: Tower Defense 38.4%, Strategy 30.9%, Action 26.5%, Indie 4.2%
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 40.4%, Strategy 29.6%, Real Time Tactics 27.8%, Indie 1.3%, Singleplayer 0.9%
Iron Line is a tower defense game where you are one of a few, train conductors capable of traversing on the Iron Line. Will you survive the onslaught, or get an express ticket to the afterlife?
Why similar: Tower Defense 42.3%, Strategy 23.9%, Military 13%, Aliens 12.8%, 3D 6.2%
Vtuber「オシャレになりたい!ピーナッツくん」のキャラクター達が繰り広げる ACTRTSゲーム
Why similar: Tower Defense 33.3%, Strategy 25%, Real Time Tactics 21.4%, Action 15.9%, 3D 3.8%
Rush for Glory is featuring challenging and rewarding Tower Defense battles, in which players are defending their base against an alien invasion. By strategically building towers and upgrading them, the player can keep his base safely and further progress through the extensive singleplayer campaign.
Why similar: Tower Defense 58.3%, Strategy 28.6%, Action 13.1%
Demon Invasion: Endless is a tower defense game with endless challenges and tons of talent to explore. You will need to plan your tactics and build defensive towers to repel endless demons. Keep challenging and gaining resources to build your unique talent tree.
Why similar: Tower Defense 36.8%, Real Time Tactics 31.8%, Strategy 30.6%, Singleplayer 0.8%
Spoids is a challenging throwback to the original brand of tower defense games. Command the Remote Defense Space Station and respond to distress calls of those who are being attacked by the invaders. Travel from planet to planet using your powerful arsenal to hold back the Spoids.
Why similar: Tower Defense 41.4%, Strategy 33.4%, Action 14.8%, Sci-fi 5.8%, Indie 4.5%