Starfort
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.
The top results based on the latest update are Swarming Planet [Score: 1.0], Glory to the Robots! [Score: 0.9] and Squars: Incremental Defense [Score: 0.9] The top rated games you can find here are Creeper World 3: Arc Eternal [SteamPeek Rating: 7.8] ranked #14, Taur [SteamPeek Rating: 5.5] ranked #12 and 重构 Refactor [SteamPeek Rating: 5.1] ranked #16 Also don't forget to check the newest releases The Last Factory [Release date: 2026-07-27] ranked #32, Colony Defense - Tower Defense [Release date: 2026-04-22] ranked #19 and Bloodtide Tower Defense [Release date: 2025-12-05] ranked #8 While it is tempting to play with the newest and the best, there might be some other gems in the results, like Taur [SteamPeek Rating: 5.5] ranked #12, Creeper World 3: Arc Eternal [SteamPeek Rating: 7.8] ranked #14 and 重构 Refactor [SteamPeek Rating: 5.1] ranked #16.
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.
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.
A game in the genre of management strategy. Here you can build your own factory for the production of robots, and on another planet, and extract resources and test robots on other different planets.
Survive endless waves of dark entities, use your clicks as a resource, and grow stronger with every run. Find and upgrade powerful modules and unlock new technologies in this incremental clicker defense game. Also - Everything is square.
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.
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.
《Endzone Girls》is a Tower Defense Game. You will collect resources and build fortifications before the zombies arrive to kill the zombies that invade your home. In the game, you will unlock different defensive buildings, create a unique style, defend your home in a world full of zombies.
Celestial Defense is a sci-fi space tower defense strategy game where tactical base building and resource management determine your survival. Build asteroid belts, evolve planets, and withstand relentless wave survival combat against the Void.
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.
A strategic and action-packed base survival game where you mine crystals, build units, and defend your base against waves of UFOs. Defeat enemies, gather resources, and unlock new planets to expand your defenses. Are you ready to conquer the galaxy?
This is Xhono overwatch space station. Enemy forces are attacking. All kinds of turrets, space station supports and plugins at your disposal. Please use your resources wisely, build your defense, face against all kinds of enemies, and explore the unknown secrets of Xhono.
Totally Defenceless is a wave-based tower defence game. You will need to protect your energy cores from the invading alien bugs by strategically constructing a maze of towers to alter their path to your advantage.
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?
A factory game about building an army. Mine, smelt, and manufacture soldiers on an assembly line, then send them to fight a swarm that grows every hour. The more you automate, the bigger your army. Fall behind and the line breaks.
Creeper World 3 is what happens when cellular automata takes over a strategy simulation. Instead of discrete units that attack your base, a fluid-like substance spreads over the terraformable terrain. Your base, your weapons, your strategy... you must adapt them all.
Expand among the stars! It is 72k years in the future, and a new wave of Human expansion abounds. Join the ranks of the Ecxos, prep star systems for habitation, and develop your tools and ships to enterprise ever faster and further.
Refactor is a hard-core tower defense game that combines modular building, route planning, and element composition.
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.
A difficult maze-building tower defense. Protect the kitty from evil robots and endure its unhelpful comments. Force enemies the long way around, push them through lava, and adapt as levels change beneath you. No spells, no card modifiers. A love letter to Warcraft III custom maps and Flash games.
Atmospheric unique minimalist tower base defense game. Highly addictive.
Astro Industry Wars is a lighthearted take on the RTS genre featuring distinct unit types, base building, economic production chains, and customizable unit rosters.
Take the role of a Defence Commander and protect UPF assets remotely through the use of your Adaptable Nano Tablet in this immersive, PC focused Tower Defence Game. It's designed to be a tough but rewarding experience with character progression and the ability to configure towers to your own liking.
A rogue-like sci-fi Tower Defense strategy game with infinite replayability!
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!
Build a space station. Command the tiny crew. Explore the galaxy. A meditative space strategy game.
A game where you will command 4 heroes (TD) in the defense of Earth from an army of AIs. Create cannons, place them in strategic locations, and level up. Each stage increases in difficulty progressively. You will also command the 4 heroes' ships and can even count on the help of a super robot.
TAVU is a PvE RTS game with a tactical combat system. Build your bases and defend them against waves of enemy attacks. Upgrade your units and destroy enemy bases to gain new territories and resources.
Do you like Tower Defense games with Strategy elements? Well, look no further! We've got exactly what you're looking for! Get ready to defend your settlement from enemies using a huge arsenal of towers!
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.
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.
2D Tower Defense game set in a colorful world of Crayons. Over 20 different Maps with plenty of fun Weapons at your ready to defend the Crayon Empire. Can you survive the onslaught?
Build, automate, and defend humanity's last factory on a dying industrial planet. Chain production lines, survive AUTON raids and dust storms, research lost technology, and uncover what silenced every factory before yours.
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!
Defend the energy cores from ever increasing enemy waves by destroying their spawn gates. Build tower mazes on Hex grid. Adapt them to dynamic changes in the terrain. Face quirky bosses. Design your own levels and share them on the Steam Workshop.
A planetary tower defense where enemies attack across land, air, and space. Build layered defenses, manage resources, and survive an escalating alien invasion.
A Tower Defense game mashed with Idle Clicker mechanics set inside a wonderful world of crayons. Build out your defenses, go grab a snack and watch your forces take on enemy units.
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