Top similar games like Calyx:

Get ready to protect the entire solar system from an unprecedented threat - the D'Ahari, a race of insect-like aliens. Control an entire fleet of spaceships, trade with other races of an Alliance, and develop your own space station.

Space 4X game with the ability to build factories, extract resources, with characters, internal and external markets ... Take part in the discussion of the game, share your vision)

This is a prologue for the main game Grimstar - a single-player real-time strategy game with a story-driven campaign. The sudden death of your brother has hit you hard. However, the corporation for which he has sacrificed his life requires you to take his place until his contract is fulfilled...

Construct and manage your colony anytime, anywhere, any device!!!!

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.

Wonder Defense: Chapter Earth is a strategy game based on Earth and Aliens in which you act as a General to accomplish survive and move to Mars.

Astra Sentinel is a real-time strategy game in which you must defend planetary systems from endless hordes of aliens. Reconquer planets, build on their surface and prepare to counterattack. Will you be able to recover the control of the galaxy?

You will have to lead the civilization, develop the economy, enhance the technology, stabilize the people and colonize new galaxies; when encountering unknown civilizations, will you hide yourself or communicate with them in a friendly way? In this "dark forest", every decision will be crucial.

War Wind II: Human Onslaught is a compelling must-play for any real-time strategy fan. The game offers a great variety of vehicular, mechanised and special units, intense and exciting maps, along with a combat model that offers a dynamic balance of play.

Command an interstellar empire in this 4x grand strategy game and direct your civilization's development through the cosmos. Expand into the galaxy, colonize star systems, exploit resources, and build your empire to greatness. Care for your citizens with benevolence or rule with military conquest.

You are the commander of the Black Talons company, currently stationed in the Oberon system. After an eventful campaign, the military Tzanar Union has overrun the planet of Genai and blocked all departure from the system: leaving you and the Black Talons stranded.

An isometric Tycoon, where you can control any Worker in First Person. Build an Oil Rig and extract Oil for endless profits. Beware of Greedy Pirates!

Build colonies and portals. Protect your settlers from catastrophes. Find the lost components. Mine resources. Escape with a rocket. Save us all!

Help humanity to spread throughout the cosmos by exploring new worlds, building space factories and setting up trade routes. Research advanced technologies to increase efficiency and unlock new paths of development. Fight off other artificial intelligences in your goal to reach the Final Upgrade!

A grand and intense tower defense science fiction game, where you only need to purchase once to enjoy all the content of the game.

Expansion VR is a sci-fi tower rush RTS built for Virtual Reality, featuring indirect control gameplay. Collect futuristic units, command your forces, and crush your opponent’s base in fast-paced PvP and PvE battles across the galaxy.

A Sci-Fi colony and strategy sim with a complex economy, immersive logistics, and a war against the rise of the machines! Build your colony and ensure supplies for your people. Automate industrial ships and create combat groups to defend against waves of enemies.

A large-scale 4X strategy game with indirect control and a focus on simulating a space empire. Capture systems, develop your economy and logistics, call up hundreds of powerful fleets and watch them incinerate enemies of the Solar Empire.

Eons of War is a survival RTS with indirect control. Build a colony for autonomous spaceships, terraform and protect planets from star radiation, and survive against the waves of enemies from the mysterious Rift.

Outpost Surge is a society survival game on Mars, where players balance resource management, city growth, and settler health to turn a barren landscape into a thriving, vibrant city.

Grow out your defenses and defend against waves of invasive enemies. Manage resources, explore further out into the wilds, and strengthen your grove. Wild Growth TD combines tower defense with real time strategy and rogue-lite elements.

World order is revolutionary sci-fi real-time strategy, the main feature of which are modular units

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.

In Anno 2205™, you join humankind‘s next step into the future with the promise to build a better tomorrow. You conquer Earth, establishing rich, bustling cities and grand industrial complexes, but to secure the prosperity of your people, you must travel into space.

In Space Empires: Starfury you are on a wild intergalactic ride through the Space Empires universe. You are an undercover agent for the TCN (Terran Confederation Navy) trying to determine the cause of a recent escalation of pirate attacks in the Neutral territories.

Build orbital factories, mine asteroids & trade with aliens in this deep space strategy game! Research tech, manage production chains, and choose: peaceful trade or combat when mysterious ships arrive. The ultimate industrial space empire simulator!

Cosmic Stronghold is a mix of the genres RTS and Tower Defense. Your primary goal is to keep your space station alive for as long as possible, so that it can harvest the nearby mines for precious mineral ores. You will be faced with waves of enemies, getting stronger and stronger for each wave.

Star Trek: Prelude is a space-based game that builds defense towers on earth to defend against alien invaders called Black Ember.

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.

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.

Engineer a fast and efficient train network on Mars. Build a thriving business and grow a dynamic economy in this Transport and Economy Management game.

Neon Colony is an isometric tower defense game where you build your own road to access and harvest the resources of an alien planet. Deal with the resistance of the local population and fulfill this noble mission for your generous corporate benefactors.

The new 5th edition of the hyperrealistic global simulator game where you play as the Head of State or as the opposition or the president of a large multinational company, with a completely redesigned interface, a new ultra-detailed map, complete control of companies and new scenarios for 2024.

TechDev Tycoon is a technology company management simulator where you will be at the helm of your own technology business. Create all kinds of tech, cryptocurrencies, AI and OS, expand production, compete with competitors and explore new technologies to become the industry leader.

Command distinct factions in a desperate struggle for power and resources in Tempest Rising - a classic RTS set on Earth after a nuclear war.