Top similar games like Space Empires III:

Space Empires I is the first chapter of the Space Empires series. A classic galactic conquest and turn-based strategy video game where you are the leader of a race of intelligent beings building large spaceships for interplanetary and interstellar travel through warp points between star systems.

Explore the galaxy, discover and colonize new planets to acquire enough resources. Design your ships, choosing from different hulls, weapons, shields, and several devices. Once you advance with technologies, new systems will be available, and you will have to update your designs.

A turn-based 4X space strategy game built around deep logistics and open-space movement. Use cosmic geography to your advantage, disrupt enemy supply networks, custom-build your fleets, and construct interconnected planetary complexes to conquer the galaxy.

Horizon is a turn-based space strategy game of galactic exploration and conquest in which you are in control of humanity’s destiny. You will explore deep space, find new frontiers and discover alien artifacts hidden on long-abandoned planets.

Shattered Spheres is a turn-based 2D space 4X strategy game inspired by the classics of the genre. Explore a living galaxy, build your empire, and crush your rivals through military conquest or diplomatic cunning — without the micromanagement bloat of modern 4X games.

High-stakes, turn-based 4X space strategy distilled into intense matches of about an hour. Lead one of six premade factions, or design your own, against an AI that plays to win. Randomized techs, anomalies, maps and victory conditions make every match unique.

ENDLESS Space™ is a turn-based 4X strategy game, covering the space colonization age in the ENDLESS Universe™, where you can control every aspect of your civilization as you strive for galactic domination.

Gate Builders is a sci-fi turn-based 4X strategy game. Build space stations, manage work force, exploit, trade and transform resources. Face space pirates and enemy factions. Build, Expand, Thrive!

Dominate five rival regions in a turn-based 4X. Save the world from Nihlex's evil alien forces in a race to conquer Mars' oil reserves. Research, boost your economy with stock trades, build units, fight tactical battles on a hex tile map. Are you strong enough to lead a united humanity to victory?

Interstellar Space: Genesis is a turn-based space 4X strategy game in which you attempt to build a thriving galactic empire. Discover mysteries among the stars, colonize worlds, and engage enemies in tactical turn-based combat on your journey to becoming the ruler of the galaxy!

Build a star empire without a game hurrying you along. Everyone moves together, usually once an hour – for weeks. Settle planets, raise fleets, forge alliances. The same empire on PC, phone and browser. No in-game purchases.

Turn your clan into a Sengoku legend in this tactical RPG. Recruit and train warriors, shape alliances, conquer castles, and alter history through brutal turn-based battles. Influence the outcome of feudal Japan in Sengoku: Shadow Strikers.

Sci-fi turn-based 4X: forge a planet from the industrial era to the stars and reunify the Great Galactic Empire. Every choice shapes the story and your fate across multiple endings. Tactical hex combat on land and in space.

Set in a post-apoc version of Earth, Revival is a 4x strategy game where the world and its rules can change at key moments, creating a deep and highly replayable experience.

A turn-based 4X space strategy game in the tradition of Stars! (1995). Design your race and starships, settle everything from asteroid belts to black holes, face Star Trek inspired dilemmas, and conquer a random galaxy against AI empires.

Manage time itself from a base outside causality in this turn-based strategy game. Scan and deploy agents across 13 billion years to stabilize collapsing eras. Build infrastructure to extract resources and defend the timeline. Every mission ripples through time. You can't save everything.

Alliance of the Sacred Suns is a sci-fi grand-strategy RPG that begins with your coronation as the head of an interstellar Empire, and ends with your demise. Manage feuding noble houses and the schemes of would-be usurpers as you try to revive the glory of an Empire on the brink of collapse.

Expand your empire one sector at a time in a fast-paced turn-based 4X strategy game. Capture planets, harvest resources, command powerful fleets, and adapt your strategy with unique Emperors and unpredictable divine interventions. Play solo, or challenge rivals in tactical PvP.

From the creators of AI War: Fleet Command comes an all-new grand strategy title with turn-based tactical combat, set in a deep simulation of an entire solar system and its billions of inhabitants. You are the last of a murdered race, determined to unify or destroy the 8 others.

Lord of Rigel is a turn-based 4X space strategy game inspired by the classics. In a galaxy divided by two elder races, will you unite with other species or forge your own path? Navigate galactic politics and defeat threats using espionage, research, and military force. How will you shape the galaxy?

A turn-based grand strategy about the exploration of the Solar System. Use technologies — from existing prototypes to near-future engineering concepts. Build a space industry and become the leader of a new era.

Xenonauts is a strategy game in which you control a multi-national military organisation defending a Cold War-era Earth from alien invasion, using small squads of persistent soldiers to eliminate the extraterrestrials and recover their technology in turn-based ground combat.

Sid Meier’s Civilization: Beyond Earth is a new science-fiction-themed entry into the award winning Civilization series. As part of an expedition sent to find a home beyond Earth, lead your people into a new frontier, explore and colonize an alien planet and create a new civilization in space.

The children of long-extinct humanity desperately search for the legendary artifact system of Sol. Search for Sol is a sci-fi 4X in the tradition of Reach for the Stars, Master of Orion, and Star Traders. Control Sol for 50 years to ascend to flesh once again.

Trade, Build, Spy, Negotiate, and Battle for total control of the galaxy's riches. Become the backbone of galactic commerce in a grand strategy universe ripe with opportunity for exploitation and conquest.

Build an empire in a single sitting. All the strategy of a classic 4X in a faster format, which also shines in multiplayer.

Get the complete GalCiv II saga including Galactic Civilizations II: Dread Lords, the expansion pack Dark Avatar, and the newest expansion pack Twilight of the Arnor!

A turn-based grand strategy game in space, set in the near future: Defend Earth against an alien invasion from the edge of the Solar System and expand your campaign to push them back to their base.

Outscape is everything you love about traditional strategy games, but places your empire within a vast online galaxy alongside other real players. Outscape rewards skillful long-term strategic gameplay with a brilliantly refreshing new take on the 4X genre.

A sci-fi turn-based 4X strategy game where you lead the fate of one of several factions divided between three races. Explore new worlds and new star systems filled with exciting secrets as well as dangers. Build cities, expand your influence and fight great battles on land and in space.

Lead a campaign of glory as you mine, trade, conquer, & sabotage your way to victory. Your Kingdom of Dwarves must vanquish its rivals and conquer the realm in this turn-based economic strategy game. Lead your Dwarves across new lands in search of gems, gold, & glory. For the Guild!

Stellar Reach is a 4X hard sci-fi strategy game where you control a faction vying for dominance across a hostile galactic frontier. Guide your empire through conquest, prosperity, or industrial power as you advance through six distinct tech trees and forge your path to victory.

Heroes of Might and Magic: Olden Era is the official prequel hailing back to the origins of the genre-defining, critically acclaimed series of turn-based strategy games. Raise grand armies and wield devastating spells to overcome your foes in both solo and multiplayer.

A deep-space 4X simulation. Explore a procedurally generated universe, colonize worlds, build a realistic economy, and lead your civilization toward galactic domination. Brave ecological and economic crises, face famines, wars, and disasters, and ensure your survival!

HARD VOID is a 4X turn-based space strategy game in a lovecraftian universe. Lead your species across galaxies and multiple dimensions to build an Empire. Design your spaceships, assemble your fleets and fight for supremacy. But beware, unthinkable Eldritch horrors lurk in the vast darkness.

Ultakia is a turn-based space 4X strategy game with distinctive resource management. Explore exotic systems and acquire powerful technologies. Exploit your planets, trade with other races and destroy those who stand in your way.