Top similar games like Ad Astra: Sci-Fi Tower Defense:

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!

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.

There is only one rule in the Wild West, the rule of the gun. Lead a fistful of Yankee soldiers on a mission to bring order to this chaotic frontier, facing desperados, robber barons, and more in a spaghetti western RTS adventure like no other.

Classic RTS gameplay fused with a modern roguelike. Shape your build each run by assembling an evolving arsenal of powerful units and facilities. Harvest resources, build out your base. Raise your army and call down orbital strikes to overcome the forces threatening your survival.

Frontier Control: Invasion is a Real-Time Strategy defense game in which you play the commander of a human space colony under the attack of outer space robots. Build your base, train your colony, and fight herds of enemies and bosses.

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.

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!

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.

TD Tactics is a combination of Tower Defense and Auto Battler genres. Use your cards to cast spells, combine and upgrade towers, and make use of different synergies to defeat your enemies.

A minimalist game about fighting for freedom and independence in the United States of America!

Cyberwinter is an isometric action strategy game. On a distant planet with a harsh climate, you have to fight legions of dangerous monsters for a new home for humanity. Build bases, develop and defend them.

Use projectile-based towers, unique tower interactions, and overpowered weapons to strategically conquer the endless waves in this 3rd-person tower defense game!

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?

A classic single-player RTS set in a Solar System ruled by megacorporations. Journey from Mars all the way to Planet 9 and uncover the secrets of the BlackChain.

In Tyrium you build a base, collect Tyrium minerals with collector units and convert it to credits in a refinery. Build an army of tanks, rocket launchers, aircraft and infantry units to attack the enemy base and secure map control. Win by destroying the enemy headquarters or all enemy units.

A real-time strategy combat game based on the world of the Line Of Defense. Command a team of four Galactic Command marines in highly classified missions in space and on planets.

Build up your fortifications, place your cannons, and fire at the enemy forces! Improve your Battle Haven with powerful upgrades while playing through a story campaign comprised of dozens of scenarios with unique mission types and multiple boss fights! Take to the sky and win!

Uncrewed 2 is a real-time strategy game that lets the player design units from the ground up. Wheels, treads, walker legs, and rocket engines - the game offers a variety of propulsion options, as well as the ability to craft your own weapons.

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?

What if MOBAs and RTS games had a baby? Rover Wars combines resource management, farming, building and strategy into an intense tug of war. Fight in an interplanetary campaign and challenge your friends in the configurable Battle Mode. Rover Wars might be your gateway ticket into the strategy genre.

Hardlight is a stylized, sci-fi tower defense game in which you must defend against dark, enigmatic invaders. Strategize your defense by lighting up the world so that you can detect and destroy waves of enemies.

From the plains in the Pampas to the most hostile places in the untamed Patagonia: Manage your own frontier fort or native settlement, build new structures, train soldiers, and survive relentless attacks from the enemy.

Build your defense base to repel alien invaders. Atahion is a strategy and tactical defense game in which you have to extract resources, build defense towers and use bonuses to complete the mission.

This is a sci - fi themed tower defense game. Players defend their territory by building defense towers and reclaim areas controlled by enemies. The game adds over 30 different units, all of which can be upgraded to achieve higher performance and firepower through editing entries.

Join in on the next gold rush and become a prospector in space. In this unique tower defense you can set up and reposition towers for maximum efficiency and adapt to the environment.

AT THE LIMITS OF EARTH, AT THE EXTREMITY OF HEAVEN. A REAL-TIME STRATEGY NIGHTMARE.

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.

Defend your tower for as long as you can from the aliens invading your space! Level up, earn money and new units, and strategically place them in the grid!

Join our machine legion to conquer the world.

A precision based tower defense/puzzle game that focuses on optimization! Control your cannon, optimize your defenses and defend your mate! Chest Mate is a challenging aim-based strategy game.

Exo TD is a true 3D space Tower Defense. Invaders have scouted your planet as their next target, you must protect it by building destructive turrets, orbital defenses, shields, drones and more to defend against the incoming invasion force.

A fastpaced, military tug-of-war game with minimal micromanagement. Choose and deploy from a mix of specialized military units to overwhelm the enemy. Experiment with a huge variety of unit compositions, synergies, abilities, and upgrades to lead your army to victory!

You are in command of the human fleet, searching for asteroids to mine, extract resources and build bases and more ships to defeat aliens invaders. This simple and short action RTS has a full and exciting campaign, and a skirmish mode that allows you to play a different mission on every match.

A sci-fi Tower Defense game. Strategize to destroy waves of rogue robots and assist the powerful turrets with player controlled drone. Build and collect resources and help evacuate your crew from the alien planet.