Games like Grey Goo on Steam

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Istrolid In Istrolid you design your own unique spaceships from a large number of parts to fit your strategy and play style. With no set units or factions you are free to create a fleet where each ship has its own balanced strengths and weaknesses, from basic fighters and bombers to hulking battleships and speedy destroyers.

Similarity 52%
Price Free to play
Rating 8.4
Release 06 May 2016
No Creeps Were Harmed TD Employ lethal turrets, traps, and gadgets to defend against an onslaught of evolving creeps! Step into a twisted, hyper 3D, mind bending realm. Upgrade and adapt your defenses. Become a master maze crafter. Collect bizarre artifacts. Rush creeps for lucrative rewards, and succumb to greed!

Similarity 52%
Price 19.50€
Rating 8.3
Release 27 Jul 2024
Master of Orion The ascendant spacefaring 4X strategy game returns! A new chapter in the epic Master of Orion saga is poised to once again capture the imaginations of millions of gamers.

Similarity 52%
Price 20.99€
Rating 7.5
Release 25 Aug 2016
Battle Realms: Zen Edition Return of the Classic, now remastered! Battle Realms is a fantasy RTS inspired by the stories told in martial- arts movies and oriental mythology. Develop your peasants into a highly trained and deadly efficient clan of warriors who are ready to die with your name on their lips.

Similarity 52%
Price 14.79€
Rating 8.4
Release 27 Jan 2025
ICBM: Escalation ICBM: Escalation is a grand RTS where you command armies, develop cutting-edge tech, and wield devastating weapons. Conquer enemies with conventional forces or nuclear firepower. With new modes like Standoff and Conquest, the game offers deep strategic layers in a global warfare setting.

Similarity 52%
Price -65% 10.16€
Rating 8.3
Release 21 Nov 2024
Sudden Strike Gold Set in World War 2, Sudden Strike offers revolutionary real-time-strategy gameplay. Command Russian, German, French, American and British armies in large scale battles including urban warfare, beach landings and aerial invasions. Whichever tactics you choose, you will find it in Sudden Strike!

Similarity 51%
Price -94% 0.37€
Rating 8.2
Release 22 May 2017
Pixel Starships Pixel Starships is an FTL-style online sci-fi strategy builder and management game with a competitive PVP tournament. Set in the retro galaxy, your role is to explore space, meet aliens, and develop your ship, crew and AI. The game contains deep strategic and 4x elements. PSS is community-driven.

Similarity 51%
Price Free to play
Rating 7.1
Release 23 May 2023
Distant Worlds: Universe Distant Worlds is a vast, pausable real-time 4X space strategy game. Experience the full depth and detail of turn-based strategy, but with the simplicity and ease of real-time, and on the scale of a massively-multiplayer online game.

Similarity 51%
Price -98% 0.59€
Rating 7.3
Release 23 May 2014
Defense Grid: The Awakening Defense Grid: The Awakening is a unique spin on tower defense gameplay that will appeal to players of all skill levels. A horde of enemies is invading, and it's up to the player to stop them by strategically building fortification towers around their base.

Similarity 51%
Price -61% 3.14€
Rating 9.3
Release 08 Dec 2008
DG2: Defense Grid 2 Setting the bar as the definitive tower defense game, Defense Grid 2 introduces new worlds and threats to test your tower placement strategies. With a bold new look and the addition of new game modes, player-versus-player and multiplayer co-op, every play brings fun new opportunities and challenges.

Similarity 51%
Price -98% 0.32€
Rating 8.3
Release 23 Sep 2014
World War II: Panzer Claws WORLD WAR II: PANZER CLAWS [aka Frontline Attack: War over Europe] pushes back the boundaries of real-time strategy gaming!Take control of the Allied, German, or the Russian in the harsh reality of the battlefields of World War II.

Similarity 51%
Price -96% 0.28€
Rating 6.3
Release 27 Sep 2013
Swarm Queen Swarm Queen is a quick-to-learn but tactical and challenging tug-of-war strategy game about insectoid aliens trying to murder each other.

Similarity 51%
Price 6.49€
Rating 8.5
Release 19 Dec 2017
Company of Heroes 2 - The British Forces This latest multiplayer standalone entry in the COH2 series features this iconic Allied army. Experience a unique tech-tree that challenges the player to balance the constant trade-off between mobility and defense. Surprise opponents with your development choices and an open end game configuration.

Similarity 51%
Price 11.99€
Rating 6.9
Release 02 Sep 2015
STAR WARS™ Rebellion It is a time of great upheaval. The first Death Star has been destroyed, marking a major victory for the Rebellion. But the Empire remains strong. As commander, you must choose to take control of either the Rebel Alliance or the Galactic Empire. Your goal: complete domination of the galaxy.

Similarity 50%
Price 5.89€
Rating 8.5
Release 01 Mar 2016
Empires Apart An exciting free-to-play Real Time Strategy game set in medieval times. Uniquely designed factions, customization options, singleplayer and multiplayer gameplay. Gather resources, raise an army and lead your civilization to victory in a classic RTS, brought to the modern age.

Similarity 50%
Price Free to play
Rating 6.7
Release 29 Mar 2018
BattleGroupVR BattleGroupVR is a first person real-time space strategy where you lead a fleet of powerful warships into battle from the bridge of your own flagship. Assemble your fleet, upgrade your load-outs, train your captains, engage the enemy and secure the sector. Try not to go down with the ship.

Similarity 50%
Price -98% 0.47€
Rating 8.7
Release 31 Jul 2023
Earth 2160 After the destruction of the EARTH in 2150, the leaders of the Eurasian Dynasty escaped on board an evacuation fleet. Now they are fighting for the survival of the human species. Their base is one large building comprising of smaller variable parts.

Similarity 50%
Price -97% 0.31€
Rating 6.8
Release 01 Apr 2006
Praetorians - HD Remaster Relive the celebrated real-time strategy classic Praetorians, re-imagined in high definition. Praetorians is set amidst the political machinations of an emerging Roman Empire.

Similarity 50%
Price -81% 3.86€
Rating 8.6
Release 24 Jan 2020
Sudden Strike 4 Sudden Strike is back! The beloved Real Time Strategy series returns, this time with bigger battlefields, more units, better graphics, new scenarios and legendary commanders – making Sudden Strike 4 more tactical and realistic than ever before!

Similarity 50%
Price -91% 1.80€
Rating 7.6
Release 11 Aug 2017
Majesty 2 In the world of Majesty, you are the ruler of the kingdom Ardania. At your service are your loyal and somewhat obnoxious subordinates, who have their own minds about how things should be done. In fact, Majesty is the only game where your heroes decide on their own what should be done and when, leaving you to try to control them through...

Similarity 50%
Price -95% 0.57€
Rating 6.7
Release 17 Sep 2009
Theatre of War Command a special task force composed of different kinds of units, including tanks, APCs, field guns, mortars, various infantry regiments and will also have an opportunity to call for artillery and air support.

Similarity 50%
Price 3.99€
Rating 6.0
Release 09 Jul 2010
Heroes of Annihilated Empires Heroes of Annihilated Empires - is a fantasy-based game from GSC Game World in the genre of RTS vs RPG for PC. 4 unique races awaits for the heroes, who want to fight in an Epic scale battles!

Similarity 50%
Price -79% 1.70€
Rating 8.1
Release 22 Nov 2006
A Total War Saga: FALL OF THE SAMURAI Experience the dramatic conflict of samurai culture and modern weaponry between the Imperial throne and the last Shogunate in 19th century Japan.

Similarity 50%
Price 29.99€
Rating 6.7
Release 22 Mar 2012
My Lands: Black Gem Hunting My Lands is a free online RTS where dark and light forces fight for Black Gem and dominion in a vast fantasy world. Cooperation between players, joint economy development, creation of clans and alliances and elaboration of a team strategy serve as the very foundation of the game.

Similarity 50%
Price Free to play
Rating 8.1
Release 16 Sep 2014