Top similar games like Galactic Garrison:
Galactic Garrison $6.99
Galactic Garrison is a sci-fi, turn-based tower defense game where you defend your base from relentless alien waves on Mars. Deploy soldiers, build barricades, and upgrade defenses to withstand attacks. Earn powerful reward cards to gain strategic advantages and outmaneuver your enemies.
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Forg$4.99
Defend the furnace from waves of goblins by building and upgrading in an FPS tower defense.
Glory to the Robots!$9.99
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.
Scorpion Overdrive$0.99
Descend to an alien planet where you will steal the planets most valuable resource, while hordes of giant alien bugs sting, stab, claw and shock you to no end. You must hold them back from destroying the equipment and somehow stay alive to enjoy a nice payday.
Tep The Destroyer TDFREE
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!
Inbound UFO$7.99
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.
Raging Titan$4.99
Build your towers, plan your efforts, watch out for changing paths and strike back against the alien invaders in this challenging tower defense game!
2089 - Space Divided$17.99
2089 - Space Divided is a classic science fiction real-time strategy game in which you collect resources, build up your base, train troops and destroy your opponents with tactical skill.
Bulwark$6.99
Bulwark is a medieval-themed 2D pixel tower defense game with a dynamic block-based building system. Construct and fortify your castle, manage resources, and recruit troops to defend against waves of enemies. Build, strategize, and adapt in this unique blend of fortress construction and combat.
SENTRY$19.99
SENTRY is an action-defense first person shooter where you defend your spaceship against invading aliens. Plot an escape route through hostile space and battle the enemy across your vessel with the support of traps, turrets and environmental destruction.
Project Astra Dominium$9.99
Project Astra Dominium is a Tower Defense game with Basebuilding and Automation elements. Build up your base to become a supply hub for Earth's desperately needed materials, gather resources while defending against an unknown alien threat and improve your tower's and AI capabilities.
Stellarcraft The PrologueFREE
Stellarcraft is a thrilling sci-fi tower defense game that delves deep into the vastness of the universe and offers players the opportunity to explore planets, collect resources and defend themselves against numerous threats.
Stellarcraft$9.99
Stellarcraft is an exciting sci-fi tower defense game where you explore planets, gather resources, and fend off enemies—solo or in 4-player co-op. 🚀
Ad Astra: Sci-Fi Tower Defense$4.99
Lose yourself in an indie solo-dev. treasure that harkens back to arcade classics! All while thumping along to killer retro-inspired beats by Ovani sound. Embark on an epic tower defense adventure against awe-inspiring machine monstrosities, made by a devoted gamer for devoted gamers.
Lazy Galaxy 2$7.99
Lazy Galaxy 2 is an idle/clicker game with base-building and RTS elements. Lead an evil (albeit lazy) alien race to conquer the universe! Expand your base, fight vicious foes, and conquer the galaxies. Acquire combat experience and convert into candy, the most precious alien resource!
SPACE INVADERS: Deck Commander$9.99
You are humanity’s last line of defense in this retro-inspired deckbuilder. Immerse yourself in the battle and unleash powerful attacks on rivals. Every hand brings you a step closer to victory against the waves of SPACE INVADERS!
Astro Mining$2.99
Build a small mining colony in deep space and defend it from alien invaders as you extract precious minerals from asteroids in Astro Mining.
星旅：前奏 Wandering Planet: Prelude$3.99
Star Trek: Prelude is a space-based game that builds defense towers on earth to defend against alien invaders called Black Ember.
The Crafter's Defense$9.99
An active strategy game where you customize your dungeon and defend against waves of invaders. Create your dungeon, place monsters and traps, and protect your core! Take direct control of any of your dungeon's monsters to directly engage in the combat or sit back watch the battle unfold.
Cartridge Defense$11.99
Cartridge Defense is a tower defense game with over 300 distinct collectible cards that you will use to create your own decks to defend against robots in the cyberpunk inspired future. Play cards (cartridges) to spawn towers, upgrades, special abilities and more in a campaign or rogue-like mode.
十字防守(X Defense: Timing TD)$2.99
Strategy, timing and fortune: Novel and immersive tower defense game experience!
Terra Exodus$9.99
Defend the evacuation of Terra on the losing side of an alien invasion. This experimental action strategy game breaks out of genre norms to provide fresh mechanics to strategic gaming.
SPACE BATTLE: Humanity$1.99
The day has come… Humanity has been attacked by an alien race.You have space bases at your disposal. Use them to launch battleships and take over the alien mothership.
Button Pop$10.59
Button Pop is a 3D Tower defense game fused with Button mashing chaos. Construct the deadliest defense strategies by unlocking powerful traps and turrets across a variety of terrains, while building your very own button with the rewards of your adventures!
Project VTS$4.99
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.
Alien Hallway$4.99
Players measure stamina with a never-ending stream of green creatures within the borders of a special military mission.
Massive Defense$4.99
Place the towers on the fragile energy rings. Manage your army, use resources wisely, and upgrade towers and special weapons. Welcome to an atmospheric world full of surprises and long adventures.
Northend Tower Defense$7.99
Jump into a realtime strategy, action filled battlefield, deploy relentless soldiers, unlock powerful troops and vehicles, upgrade your army, decimate the enemy. If that's not enough, jump into a chaotic Zombie mode, with traps, fun upgrades, and a new gameplay!
Expansion VR$14.99
Expansion VR is a tower rush RTS designed for Virtual Reality, featuring indirect control mechanics. Collect units, build your forces, and take down your opponent’s base in fast-paced battles against players or AI.
Thronefall$12.99
A minimalist game about building and defending your little kingdom.
Plebs$8.99
Plebs is a casual real time strategy game about controlling ancient Nations to victory through strategic town building, creating mighty and diverse armies, and intelligent resource management.
Call Of The Mighty Warriors$4.99
Two kingdoms in battle against each other, the king Bennevert called for the legendary mighty mercenaries to defend strategic posts in dangerous lands in the battlefield. Are you prepared to be a mercenary?
Rapture Recovery Squad$4.99
Rapture Recovery Squad is a dungeon crawling, deck building auto-battler. Map out the depths beneath humanity's last refuge and build up your roster of psionically charged fighters to prevent the end of the world.
Illumina Defender$4.99
Defend the vibrant world of Illumina from descending enemies in this retro-styled, fast-paced, single-player arcade game. Utilize strategic upgrades to keep the city safe and enjoy an electrifying soundtrack while you do it!
Mineral Defense$14.99
Mineral Defense combines tower defense with roguelite elements and procedural generation. Build paths, unlock upgrades, and unleash powerful synergies to conquer evolving challenges in an ever-expanding world.
Fate of the World$9.99
Fate of the World is a dramatic global strategy game that puts all our futures in your hands. The game features a dramatic set of scenarios based on the latest science covering the next two centuries. You must manage a balancing act of protecting the Earth’s resources and climate versus the needs of an ever-growing world population, who...
Ambusher$1.99
Ambusher is a tower defense game. Set your traps. Build your towers. Prepare your defense and survive until sunrise.
Last Outpost$9.99
Last Outpost is a minimalist Base Building & Strategy game where you build and defend your outpost in zombie apocalypse.
Warpips$16.99
Warpips is the ultimate quick to learn but amazingly deep tug-of-war strategy game. Deploy the right composition of soldiers, tanks, helicopters and planes in this tight, streamlined strategy-focused war game. Compose the best army, research the right tech; overwhelm your enemy!
AI.Gears : Team Tag Battle$4.99
"AI.Gears" offers innovative robot combat with diverse, customizable robots and 1v1 matches. Featuring reinforcement learning AI, it provides rich PvP and PvE content for a diverse combat experience. Join the world of varied robot battles in "AI.Gears."
Towers Together: BeginningsFREE
Towers together is a cooperative tower defense game with cards. Combine your cards with your friends’ cards to achieve powerful combo, but get ready to fail and laugh together. Build towers, cast spells, have fun with friends!
Sentry System$7.99
Sentry System is a tower defense roguelike where you collect, modify and upgrade your sentries while progressing through a network of challenging encounters.
Castle Kingdom Wars$1.99
Make your own strategy to beat your enemies. Characters have different skills so you can defeat your enemy with different tactics. Knight, swordsman, archer, skeleton, mage, catapult and much more hero are ready to fight for you.
Red Sea$4.99
Red Sea is an intense Real-time Tactics game where you control a small team of vigilantes in increasingly challenging battles. It features a Scriptable Tactics system that mixes auto-battling with manual overrides and has a ton of powerful ability interactions to discover.
元卡牌2 MetaCard2 序章 PrologueFREE
Building on the rich card entries of the first generation, this game innovatively incorporates the concept of projectiles. With strategic card combinations and projectile aiming and bouncing features, it guarantees you a refreshing, one-of-a-kind experience with no alternatives online!
元卡牌2 - MetaCard2$6.99
Hello everyone, this is my second game "Meta Card 2". Based on the rich card entries of the first generation, it innovatively incorporates the concept of projectiles. Through the strategic combination of cards and projectile targeting, the control of movement is replaced.
Taur$24.99
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?
Thukothea Defender$4.99
A strategic tower-defense where you control powerfull drones. Unlock new tower and use specific technologies to defend your base on Thukothea!
人类VS怪物(Human vs Monster)$5.99
"Human VS Monster" is a tower defense game similar to Plants vs. Zombies. You need to use humans reasonably to deal with monsters with different characteristics. There are at most five levels for each human or monster, which are-common, advanced, legend, antiquity, and creation.
Slime Siege$13.99
Level up, find perfect item combinations, mow down hordes of slimes or fail trying! Slime Siege is a vibrant tower defense with rogue-lite elements. Strategize and create unique item builds for every map to endure the onslaught. How long can you survive?
Automatrons - Tower Defense$3.99
Join our machine legion to conquer the world.
Car Wash TD - Tower Defense$9.99
A simple one-of-a-kind tower defense game where you need to wash cars before they reach the end of the road. Create mazes. Upgrade your towers. Wash all sorts of cars, trucks, boats, and planes.