Top similar games like Space Base Defense:

Build the supply lines that keep your guns firing. Feed the Front is a sci-fi RTS where resources and ammunition fly between buildings. Mine small planets, automate logistics, and defend your expanding base against rival commanders and alien bugs.

Terminal squad: swarmites is a game with indirect control where you must erect a chain of buildings, which generate resources for construction or the combat units for destruction of an enemy.

Hexfall is a planet-scale tower defense game where over 100,000 enemies attack at once. Mine the crust, wire the power and arm a hex world against an armada that fills the sky long before it comes down.

Power the Unknown is a strategy game where you build a base on an unexplored planet and defend it from swarms of hostile bugs. Mine resources and generate enough energy to power your ever-growing base.

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.

Command massive space battles where thousands of ships clash in real time. Build your fleet, choose a doctrine, reinforce the battlefront, unleash commander abilities, and adapt as unexpected events turn the tide of war in this mashup of strategy and auto-battler.

Autothysis is a first-person tower defense game where strategy meets precision. Deploy turrets, manage resources, and fight swarms of insectoid enemies. Target weak points to shatter foes while upgrading defenses to survive escalating waves. Can you withstand the oncoming horde?

Join our machine legion to conquer the world.

Astra Sentinel is a wave-based survival RTS where endless alien hordes relentlessly assault your planets. Build defenses, colonize planets and manage resources under constant pressure. Will you be able to recover the control of the galaxy?

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.

Escape From The Red Planet simplifies resource management, tower defence, and first-person mechanics into a singular arcade experience. On the latest mission to Mars, the Orion III crash-landed. With Martian attacks looming, Houston most definitely has a problem!

Build and defend a space colony where every unit of power and every crew assignment matters. Expand production, research new technologies, shape the battlefield with walls and weapons, and adapt your strategy against alien swarms across nine campaign operations.

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.

Build towers, unleash ultimates and command six heroes in sci-fi tower defense. Play all 100 Scenario stages free. Try one-minute highlights of Basic and GRID COMMAND before purchase, then take your aerial fleet into GRID COMMAND's survival battles.

Build a space station. Command the tiny crew. Explore the galaxy. A meditative space strategy game.

Reapers Inc., is a fast-paced RTS where you lead an elite squad to defend your base against relentless intergalactic threats. Navigate diverse planetary biomes, strategically manage your squad, and use quick decision-making skills to exterminate your foes. Stand your ground, and reap the rewards.

Valdis est un hybride dynamique tower defense et third-person shooter en univers sci-fi. Défendez le noyau énergétique d’une station spatiale contre des vagues de zombies, combinez tourelles et éléments, déclenchez des réactions dévastatrices et survivez avec votre fusil à pompe !

Ifectra is a strategy game set in 2124 on the distant planet Emevera III, ruled by the Maxploit Corporation, where an epidemic of a yet unknown virus broke out. Your goal as the corporation security commander is to evacuate as many healthy people as possible and to eliminate infected individuals.

Your turrets don't fire themselves. A tower defense clicker where every shot is yours to take. Build defenses, manage your island economy, and send pollution crashing into the enemy island before they bury you.

Grow and evolve 32 different plants in this tower defense! Unlock new skills an units by finding seeds throughout 100 levels. Replay each map as much as possible, to push the challenge and rewards even further!

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.

A first-person strategy game blending colony building, lane-based battles, tower defense, and action combat.

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.

Explore an unknown galaxy, colonize planets, and build an interstellar empire. In NABERON, a real-time space strategy game, you lead fleets and ground armies to war in space and on planet surfaces — alone or with your friends. Inspired by a legendary '90s Hungarian classic.

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?

Build an autonomous colony on a living procedural planet. Gather resources, command robots, expand your power grid, and defend the teleporter from an ecosystem that reacts to every step of your growth. Activate the link—or lose everything.

Embark on an adventure with Loot Express Delivery Service, a 2D pixel art game. As the commander, your goal is to retrieve valuable items from a distant planet. Utilize your skills and strategy to complete missions and guide your company to prosperity.

On a forgotten world, confront a malevolent machine intelligence. Extract minerals, build factories, power up the railguns, and arm the missile batteries. Defend the Fortress Omega against the alloyed nightmare.

Be the ultimate CEO and military strategist in this genre fusion of strategy and business management. Create your own company, hire employees, research weapon technology, and take control of units on the battlefield to defend the moon against an alien invasion. Aliens down, profits up!

Koloni is a city-building strategy game that puts you in charge of a group of pioneers who have discovered a new land to colonize. However, you're not alone in your quest to settle on this uncharted territory, as other groups have their sights set on the same land.

Ball Bugs is an incremental defense game where you start with a single persistent ball and build up an arsenal of ball firing turrets, artillery and special ball types. Bounce, splat, upgrade and come back stronger until the bugs stop getting through.

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.

A story-driven sci-fi RTS. A signal buried under sixty years of noise draws a Singularian expedition into the Veil, where something faster tears the hyperdrive apart mid-jump. Gather, hold the line, and push into the hive toward an ancient artifact. Two asymmetric factions, one crash landing.

Prepare for an epic battle in this captivating tower defense game! Build, defend, and triumph as you strategically place towers, manage resources, and upgrade your arsenal to fend off relentless waves of enemies.

A light tower defense game with unique planet exploration. Defend against aliens, collect resources, and build a new home. Exquisite graphics and challenges await!