
Defense Builder is a sci-fi tower defense game. Players can build various defense towers to resist enemy attacks. There are as many as 36 types of available units, and it features a highly free economic system and defense system.
60+ similar titles based on shared tags and player behavior. Themes include Strategy, Singleplayer, Tower Defense, War.

Defense Builder is a sci-fi tower defense game. Players can build various defense towers to resist enemy attacks. There are as many as 36 types of available units, and it features a highly free economic system and defense system.

RIFT WAR Tower defense
An eldritch-inspired 2D pixel art tower defense game. Take control of the battlefield and manage limited resources to spawn units and cast spells to defeat your enemy. Destroy the enemy rift portal before they destroy yours.

山海长歌
Shan Hai Chang Ge is a war strategy tower defense game based on the battle of the deer. The Chiyou army is about to attack your city, you need to continuously improve the army lineup, use the recruitment order reasonably, and help the Yellow Emperor defeat Chiyou.
An eldritch-inspired 2D pixel art tower defense game. Take control of the battlefield and manage limited resources to spawn units and cast spells to defeat your enemy. Destroy the enemy rift portal before they destroy yours.
Why similar: Tower Defense 33.9%, Strategy 27.3%, Wargame 23%, War 15%, Singleplayer 0.9%
Shan Hai Chang Ge is a war strategy tower defense game based on the battle of the deer. The Chiyou army is about to attack your city, you need to continuously improve the army lineup, use the recruitment order reasonably, and help the Yellow Emperor defeat Chiyou.
Why similar: Tower Defense 33.3%, Strategy 27.1%, Wargame 27.1%, Top-Down 7.1%, Combat 4.1%
Tower Defence about the war against the Syndicate.
Why similar: Tower Defense 29.9%, Wargame 25%, Strategy 24.1%, War 13.2%, Top-Down 7%
Three Kingdoms Defense is a real-time strategy tower defense set in the Three Kingdoms era. Recruit 1,000 historical generals, combine powerful faction-based synergies, deploy units in active combat, and shape your growth through strategic progression and resource management.
Why similar: Tower Defense 29.1%, Wargame 23.9%, Strategy 22.6%, War 13.8%, Combat 3.7%
"1 Second" is a fast-reflex game where each command demands an instant decision. React in 1 second or face Game Over. Simple, insane, and addictive.
Why similar: Tower Defense 32.6%, Wargame 26.3%, Strategy 17.1%, War 16.1%, Combat 3.8%
Commander is a war strategy tower defense game. You will play the role of a commander, constantly recruit soldiers to improve the defensive strength, match the appropriate lineup, and finally defeat the enemy.
Why similar: Tower Defense 38.6%, Strategy 31.3%, War 22.1%, Top-Down 6.4%, Singleplayer 1.6%
HOLD THE LINE is a dark 3D tower defense about humanity’s last stand against the Ashen horde. Build and upgrade turrets, use mines, artillery, and napalm, manage scarce resources, and hold the defense through relentless waves.
Why similar: Tower Defense 33.7%, Wargame 27.4%, Strategy 26.8%, Top-Down 7.3%, 3D 4.1%
Sci-fi tower defense where you create your own maze, manage drones and power levels, and harvest for resources. Upgrade your turrets, buildings and ground units. Upgrade and buy new vehicles and motherships.
Why similar: Tower Defense 47.4%, Strategy 25.1%, Sci-fi 19.6%, 3D 6.2%, Singleplayer 1.8%
Defend your city from the onslaught of the dark army. A game of skill and strategy. Deploy machine gunners, snipers and towers. move your men into towers to increase their shooting range. Three challenging levels to conquer.
Why similar: Tower Defense 30.4%, Wargame 23.8%, Strategy 22.5%, War 13.3%, Top-Down 6.6%
Gunpowder and Sorcery Squad-Based Tower Defense game made by just one person
Why similar: Tower Defense 38.9%, Strategy 30.5%, War 16.8%, Sci-fi 13.1%, Singleplayer 0.8%
《Archipelago: Luminary》 is a minimalist 2D tower defense game, where players must strategically plan the construction of turrets and manage resources to fend off waves of enemy attacks. Across 14 levels, players fight back continuously—from the last sanctuary to former territories.
Why similar: Tower Defense 32%, Wargame 32%, Strategy 14.4%, War 11.2%, Top-Down 7.1%
Fire Road is a dynamic Tower Defense strategy game with a bird's eye view. Your task is to prevent enemy vehicles from breaking through the key road.
Why similar: Wargame 29.4%, Tower Defense 29.4%, War 19.9%, Strategy 15.8%, 3D 2.6%
A single-player sci-fi strategy game set in a future where humankind has made the first leap to a distant star system
Why similar: Tower Defense 28%, Strategy 22.9%, Wargame 21.1%, War 11.5%, Sci-fi 7.5%
A historical strategy tower defense game set in Joseon-era Korea. Build and upgrade towers like hwachas, catapults, and archer posts. Control unique heroes, summon allied units, and actively defend your base against waves of enemies across four tactical stages.
Why similar: Tower Defense 31.2%, Wargame 25.4%, Strategy 20.4%, War 12.2%, Top-Down 6.1%
Arc defence is a game in genre classic top down 2d tower defense, But in difference of classic TD, enemies can fight back. Use towers upgrades and special abilities to stop waves. Be ready for epic battle and try to protect our lands!
Why similar: Tower Defense 38%, Strategy 18.7%, War 18.6%, Wargame 15.4%, Top-Down 8.5%
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 33%, Wargame 21.9%, Strategy 21.1%, War 14.2%, Top-Down 6.2%
"Fleet Craft" is a real-time strategy game with a science fiction theme. Players can build land fleets composed of large tanks, robots and other units. You can customize the weapons on the unit to achieve different functions.
Why similar: Strategy 31.5%, Wargame 21.2%, War 15.7%, Sci-fi 15.6%, Top-Down 6.1%
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 43.7%, Strategy 25.6%, War 10.7%, Sci-fi 9.7%, Top-Down 8.6%
Tower Defense Sudden Attack is a strategy game set in a military base seized by many terrorists and now is under attack.
Why similar: Tower Defense 31%, Strategy 24.2%, Wargame 23.1%, War 20.6%, Singleplayer 1.2%
Lead an armored squad through the perils of this reversed tower defense action-strategy game!
Why similar: Tower Defense 42.3%, Strategy 39.8%, Sci-fi 13.4%, Top-Down 3.3%, Singleplayer 1.2%
《星夜迷城》是一款轻松休闲的的策略,建设,塔防类型的小游戏。玩家需要在有限的时间内生存发展,并且抵御敌人的进攻,合理的利用资源,将会是成功的关键。
Why similar: Tower Defense 34.5%, Strategy 26.7%, War 15.1%, Wargame 14.1%, Top-Down 5.8%
A tactical Tower Defense with the ability to reposition your troops! Deploy your available warriors to hold back the forces of darkness engulfing the kingdom.
Why similar: Tower Defense 35.6%, Wargame 27.9%, Strategy 26.1%, Top-Down 6.2%, Combat 3.7%
A comic-style tower defense game where The HOPE is humanity’s last weapon. Defend the cure against waves of unique zombies in this stylized top-down zombie survival experience.
Why similar: Tower Defense 34.6%, Wargame 28.4%, Strategy 26.3%, Top-Down 6%, 3D 4.3%
Harvest: Massive Encounter is an award-winning real-time strategy game with battles of epic proportions and a unique style of resource management and exploration. Build power plants, mineral harvesters and defense towers and make sure they have sufficient energy to fend off endless hordes of evil aliens.
Why similar: Tower Defense 57.4%, Strategy 31.9%, Sci-fi 9.8%, Singleplayer 0.9%
A classic tower defense game with ordinary graphics didn't fascinate you? Well, let's give a try and see how long you can defend! Show your commanding skills and prove no enemy can break your defense! Be a hero and save humanity with the LAST DEFENSE!
Why similar: Tower Defense 28.1%, Wargame 23.8%, Strategy 15.1%, War 13.4%, Sci-fi 9.2%
A tower defense game mixed with a little luck. A horde of angry zombies is approaching, bombs have been placed but they will only explode in ten minutes, until then you need to defend the objective with what you have and what you have.
Why similar: Tower Defense 31.3%, Wargame 23.5%, Strategy 17.5%, War 15.7%, Top-Down 6.2%
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 47.5%, Strategy 40%, Top-Down 10.9%, Singleplayer 1.6%
Relaxing 3D fantasy tower defense game with an RPG/MOBA vibe: Hero-towers, distinct roles, unique abilities, powerful combos and rising challenge.
Why similar: Tower Defense 30.5%, Wargame 24.7%, War 16.7%, Strategy 11.1%, Top-Down 7.4%
Want a tactical and strategic tower defense challenge that's packed with options and upgrades? Take command of the dropship Sentinel and do battle across a vibrant sci-fi world.
Why similar: Strategy 40.5%, Tower Defense 38.1%, Sci-fi 21.5%
Ukraine Total Defense is a tower defense game about the Ukraine war.
Why similar: Tower Defense 40.9%, Strategy 34%, War 24.1%, Singleplayer 1.1%
Dead TD is a tower defense game that was inspired by the old school original maps from WC3. It features a wide range of towers that upgrade into more powerful types and features a range of different abilities that can be used to create the ultimate defense.
Why similar: Tower Defense 54%, Strategy 34%, Top-Down 10.5%, Singleplayer 1.5%
"Einheriar" is a tower defense game that aims to prevent monster invasions. You must summon potential and talented warriors from the world to protect this land!
Why similar: Tower Defense 36.7%, Strategy 27.9%, War 15.8%, Wargame 14.5%, Combat 4.1%
A casual-style tower battle game with eight unique forces, each with distinct combat mechanics. To defeat different enemy forces, you'll need to adapt your strategy and pay attention to the moment you activate skills. Defeating enemys in battle allows you to unlock new forces.
Why similar: Tower Defense 37.2%, Strategy 29.7%, Wargame 27.9%, Combat 4.4%, Singleplayer 0.8%
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 46.8%, Tower Defense 37.6%, Sci-fi 12.4%, Top-Down 2.7%, Singleplayer 0.4%
Defeat hordes of imps in the very first Tower Defence game about the order of monks! All this to defend humankind from hordes of demons!
Why similar: Tower Defense 59.7%, Strategy 40.3%
Enjoy this full strategic Tower Defence with something more. To complete each level you must defend from hordes of aliens and then attack their Teleports to stop them from coming. And, in the end, defeat the Bosses!
Why similar: Tower Defense 28.6%, Wargame 23.7%, Strategy 20.3%, War 12.4%, Sci-fi 7.9%
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 41.6%, Strategy 25.8%, War 14.7%, Sci-fi 6.6%, Top-Down 6.6%
Rampart Defense is a classic tower defense game where you strategically deploy troops and vehicles to protect your colony from waves of enemies.
Why similar: Tower Defense 47.9%, Strategy 30.1%, Sci-fi 11.3%, Top-Down 9.8%, Singleplayer 0.9%
Fantasy Tower Defense is a challenging, fast-paced, and strategic Tower Defense game where you frantically build towers, cast spells, and upgrade to stop monsters from reaching your castle.
Why similar: Tower Defense 50.3%, Strategy 41.4%, 3D 6.6%, Singleplayer 1.7%
This game is no longer updated, do not buy!! RTS with physical details. Formulate strategies based on terrain and unit characteristics
Why similar: Wargame 35.6%, Strategy 24.7%, War 17.6%, Sci-fi 12.5%, 3D 4.5%
Find the best combinations of projectiles and components to create the ultimate weapon. Mutate and upgrade your components to create stronger weapons. Fight wave after wave of monsters to reach the top.
Why similar: Tower Defense 41.1%, Strategy 31.8%, Sci-fi 15.3%, Top-Down 6.4%, Combat 4.7%
Embark on an epic space strategy adventure!
Why similar: Tower Defense 37.5%, Strategy 29.3%, Wargame 28.3%, 3D 4.2%, Singleplayer 0.7%
Asteria is under siege! Take up arms as the commander and find the perfect strategy in this hero filled tower defense game. Will you become a Defender of Asteria or fall short?
Why similar: Tower Defense 52.9%, Strategy 34%, Top-Down 11.6%, Singleplayer 1.5%
A tower defense game that can design routes freely. You can rely on your intelligence to design defense lines to resist the attacks of various monsters, so as to protect your shelter.
Why similar: Tower Defense 42.8%, Strategy 26.2%, War 17.1%, Sci-fi 8.7%, 3D 4.5%
Step into the arena with IDUN: Prologue, a thrilling slice of our full-length defense RTS where real-time strategy meets rogue-lite chaos. Fight your way through unique mission objectives with overwhelming swarms of enemies.
Why similar: Tower Defense 27.2%, Wargame 19.7%, Strategy 13.5%, War 13%, Sci-fi 11.2%
Defend your kingdom by fighting back against an approaching robot invasion. Place, upgrade, and relocate elementally-charged towers strategically to destroy incoming robots. Watch as elements collide and combine to create explosive reactions!
Why similar: Tower Defense 46.9%, Strategy 28.7%, Top-Down 10.4%, Sci-fi 7.9%, 3D 4.5%
Slime Virus Defense is a 2D strategy game where animal towers defend your computer from invading virus-like slimes. Use unique tower classes and skills to develop strategies and stop the slime invasion before it's too late!
Why similar: Tower Defense 43.4%, Strategy 34.9%, Sci-fi 11.6%, Top-Down 9.3%, Singleplayer 0.9%
Stand as the last guardian of the god-bound Runic Tower in a groundbreaking 3rd-person roguelike tower defense experience. Command evolving powers, confront relentless invading factions, and utilize strategic planning to overcome your foes!
Why similar: Tower Defense 32.2%, Wargame 25.7%, Strategy 24.6%, War 11.1%, 3D 3.5%
A Tower Defense game made in the best tradition with 35 unique towers, 70 upgrades and 8 biomes. A 20 level campaign and 2 challenge levels for now, with more to come! Made by an indie developper.
Why similar: Strategy 51.8%, Tower Defense 46.5%, Singleplayer 1.8%
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 45%, Strategy 28%, Sci-fi 11%, Top-Down 9.4%, 3D 5.3%
Defense Grid: The Awakening is a unique spin on tower defense gameplay that will appeal to players of all skill levels. A horde of enemies is invading, and it's up to the player to stop them by strategically building fortification towers around their base.
Why similar: Tower Defense 70.4%, Strategy 17.9%, Sci-fi 10.7%, Singleplayer 1.1%
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 40.8%, Strategy 24.7%, Sci-fi 13.8%, War 8.1%, Wargame 6.5%
A fast paced modern warfare tower defense game where you build, upgrade, and customize defenses to repel a relentless enemy invasion. Unlock powerful skills and abilities, craft advanced ammunition, and gather resources directly on the battlefield to outmaneuver and outlast the enemy.
Why similar: Tower Defense 37.3%, War 26.2%, Strategy 19.3%, Combat 6.9%, 3D 5.2%
The ultimate mash-up of Real-time Strategy and Tower Defense!
Why similar: Tower Defense 62.6%, Strategy 22.3%, Sci-fi 10.7%, Top-Down 3.6%, Singleplayer 0.9%
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 43.2%, Strategy 16.9%, War 11.5%, Top-Down 10.5%, Sci-fi 9.6%
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 61.6%, Strategy 32.8%, Sci-fi 5.5%
Roman Conquest: Rise to Power is a turn-based strategy game in which the player can feel like a great commander of the Roman Empire. Lead a legion and go with your army to recapture the occupied lands.
Why similar: Tower Defense 28.7%, Wargame 24.5%, War 17.7%, Strategy 15.9%, Top-Down 6.6%
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 32.4%, Wargame 19.5%, War 16.6%, Strategy 13.7%, Sci-fi 12.8%
Stickman World Battle - new exciting and thrilling real-time strategy with famous stickman heroes!
Why similar: Tower Defense 32.8%, Strategy 26.5%, Wargame 24.8%, War 12.6%, Combat 2.9%