Top similar games like Grey Galactic:

Battle and build in a top-down shooter in a real-time tactical war. Lead your squad and your people as they grow. Build new or reinforce old strongholds that must hold while you push on. The war is growing, so too must you.

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.

Little Kingdom RTS is an indie real-time strategy game set in a medieval fantasy world. Gather resources, build settlements, raise walls, and grow your small kingdom. Command an army of knights, archers, and mages to fight off rival kingdoms, orcs, and undead.

Byte Lynx is a fast-paced RTS with no units. Build defenses, dismantle your enemy, and steal their buildings in this deeply tactical building combat-based strategy game. Expand your arsenal across a series of diverse levels!

Hell of Men: Blood Brothers is a real-time strategy game, developed by one person, in which you will have to collect resources, build your base, train your army by choosing your soldiers wisely and fight.

Micro Wars is a fast-paced RTS that throws you into the action in short, intense online battles featuring up to 8 players. Tailor your strategy with a variety of commanders and units, build your base, and micro your way to victory. Hone your skills with the campaign, and then climb the ladder ranks!

Regain control of planet oasis and defeat your opponent! Build your base, monitor the economy, manage your resources, explore the Map, and plan attack and defense. Build 9 different buildings and 19 different units with various abilities and win the chaotic Robot Battles.

Take command of the fleet of starships that is the home to the remnants of your civilization. Manage the limited space of each spacecraft and find the balance between living space, production, defenses, and weapons. Explore the galaxy as you seek refuge and safety from an overwhelming threat.

SpaceFront is a military real-time strategy game. Control Corgis, wage battles, build your army and defend the galaxy from soviet invasion! No game will be the same thanks to procedurally generated campaigns! Join the effort, join the SpaceFront!

Step into the world of galactic combat in "WarOS", a Chinese sci-fi game! It creates its own structure, integrating the core gameplay of RTS with the details, plot and growth system of RPG, simplifying complex micro-manipulation, and making the game experience both fun and exhilarating.

A classic RTS with a major twist. Your units are fully autonomous drones. Every unit runs code which you design using an intuitive visual coding interface. Automate everything from mining, to combat, even unit production.

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.

Metal Mars is a real time strategy game where you race to gather resources and build on mars! This game can be played locally with a shared screen with up to three friends (4 players total). There are also 30 challenges to complete against the CPU!

Prime Domination is a real-time strategy game where you build your base, manage finance, produce powerful military units, and battle against AI or other players in large-scale multiplayer matches with up to 10 commanders.

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.

Fast-paced space RTS with 10-25 minute matches. Command fleets, conquer systems, or research the Singularity. Simple controls, strategic depth, but no 3-hour commitments required.

Command your forces from above or take direct control on the ground. Operative Division is an intense RTS-TPS hybrid set in a post-apocalyptic world. Manage finite resources, execute surgical tactical maneuvers, and unleash devastating superweapons in a battle for humanity's future.

Capture and upgrade planets, outsmart your enemies, and conquer the galaxy! Simple yet addicting, you can play alone or outsmart your friends in this 2D top-down space RTS. Completely free, no monetization, just fun!

Customize your Ships, Upgrade your fleet, and Command your way to victory in this ruthless rogue-lite tower defense/real time strategy hybrid. Take on an enemy that learns from your moves and adjusts its own path. Do you have what it takes to persevere?

War to the Core is a tactical multiplayer Moba/RTS hybrid where you control a mothership and battle on a team against other teams for total world domination. Use all the available resources, from interceptors, you can control while alive or dead to different upgradable ship components to win!

Take command of powerful armies with intuitive player controls and classic RTS features and feel. Control powerful super-weapons and elite units through 39 campaign missions. Continue the fight on 20 skirmish and 8 unique survival maps.

A sci-fi real-time strategy game. An existential war among asteroids in classic RTS style. Build and defend, produce and upgrade, attack and annihilate!

Tyrium is a real-time strategy game where you build a base, collect the valuable mineral Tyrium, and command tanks, rocket launchers, and infantry. Fight for map control, upgrade units, and experience two campaign levels. More content and game modes are coming soon!

The RTS/FPS phenomenon has moved into space! Build your base on an asteroid, command fleets of starships for epic battles, pilot fighters, mine and trade resources, assemble robots to defend or assault other stations. Take sole command or share the glory as you fight for control of the quadrant.

Design the perfect units, program their behavior, and unleash them in fully automated battles. Refine your creations throughout the campaign, then outsmart all your opponents online.

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.

Space RTS with base building and ship customization. Personal passion project. More than 200 available ships, weapons and modules to design your fleet with. Contains a small campaign, several single and multiplayer game modes and a coop game mode. Also contains Wave defense!

Negative Energy is a tower defense game with basic RTS mechanics, where your goal is to defend the construction of a Dyson sphere, while fighting against waves of hundreds of enemies ships.

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.

72 Seconds is a fast-paced isometric action RTS where tactical squad micro meets ARPG progression. Command specialized units, build defenses, upgrade skill trees, and battle hostile alien threats. Adapt to randomized enemy affixes and survive high-stakes campaign permadeath.

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.

2D Open World RTS with a minimalistic pixel art and a world full of mystery.

Build powerful defenses, collect loot, combine effects, and survive evolving waves from the void in a tower defense game driven by ARPG-inspired buildcrafting and persistent progression.

A Roguelike tactics game where you fight hordes of aliens. Your Units evolve and learn new skills as the fight goes on. Manage your squad of 5 specialised mercenaries, and fight a never ending war against the infestation.

Take command of civil air defense under constant threat. Build radar networks, manage power and resources, and decide when to sound the sirens. Every choice has consequences. Hold your cities together as escalation turns survival into strategy.