Games like Crusader Kings III on Steam

For those who prefer not to search, lists of the most played, top deals and best free games like Crusader Kings III are available at the bottom of the page.

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Medieval Monarch In the medieval era, assume the role of a lord and engage with other lords,develop fiefdoms, and employ strategies involving intrigue, warfare, and plunder. Expand your territory and strengthen your house lineage Or, be a god, manipulate the world? This game primarily strategic role-playing elements

Similarity 81%
Price 8.19€
Rating 7.4
Release 01 Jan 2020
Crusader Kings II Explore one of the defining periods in world history in an experience crafted by the masters of Grand Strategy.

Similarity 80%
Price Free to play
Rating 8.9
Release 14 Feb 2012
Knights of Honor II: Sovereign Become the king and fight over Europe in this fresh take on medieval real-time grand strategy. Manage provinces, gather armies, initiate diplomacy, and dabble in espionage. The path is open: become the true Sovereign of your people and bring them to glory.

Similarity 79%
Price -98% 0.98€
Rating 7.5
Release 06 Dec 2022
March of the Eagles “he Who Fears Being Conquered Is Sure Of Defeat.”The war-game March of the Eagles focuses on the dramatic conflicts of Europe during 1805 to 1820. Explore one of the defining periods in European history with this experience crafted by the masters of Grand Strategy, Paradox Development Studio.

Similarity 74%
Price -47% 10.63€
Rating 6.5
Release 18 Feb 2013
The Guild II The Guild 2 is the shining successor of the ultra successful medieval life sim, Europe 1400. The Guild 2 is a unique mixture of RPG and life simulation in an immersive middle ages scenario. The player and his party become part of history and can even change it in real-time. Go back to the dark middle ages and found a new dynasty!

Similarity 71%
Price -94% 0.64€
Rating 6.8
Release 24 Jun 2010
Manor Lords Manor Lords is a medieval strategy game featuring in-depth city building, large-scale tactical battles, and complex economic and social simulations. Rule your lands as a medieval lord – the seasons pass, the weather changes, and cities rise and fall.

Similarity 69%
Price -63% 15.03€
Rating 8.5
Release 26 Apr 2024
The Guild Gold Edition It’s the year 1400- the late Middle Ages. Europe sees the dawn of the golden age of the new departures and the free spirit. Under the rule of the bourgeoisie and businessmen, more and more towns are emerging from the clutches of the aristocracy and are achieving independence, power and wealth.

Similarity 69%
Price -94% 0.66€
Rating 7.1
Release 09 Sep 2014
Knights of Honor As King, it is your duty to lead your people in their struggle to raise your kingdom from its humble beginnings to a position of power and prestige. War, diplomacy and a burgeoning economy are the means by which you increase your power and expand your influence.

Similarity 69%
Price -68% 3.20€
Rating 8.9
Release 04 Feb 2009
NOBUNAGA'S AMBITION: Sphere of Influence Become a Daimyo of the Warring States period of Japanese history in NOBUNAGA'S AMBITION, a historical simulation game of conquest and domination. It is the 30th anniversary of this series and this current release, NOBUNAGA'S AMBITION: Sphere of Influence, is the crown of the series.

Similarity 68%
Price -50% 29.99€
Rating 7.9
Release 01 Sep 2015
Sailing Era Every voyage is a journey of "Sailing & Beyond" in Sailing Era! Navigate your fleet and sail for fun; run a business; have a romantic encounter in the tavern; capture pirates amid intense battle; explore inland for treasure... Experience foreign culture, make novel discoveries, and sail away!

Similarity 68%
Price -78% 5.60€
Rating 7.7
Release 11 Jan 2023
Medieval II: Total War™ Kingdoms Medieval II: Total War Kingdoms is the official expansion to last year's award-winning Medieval II: Total War, presenting players with all-new territories to explore, troops to command, and enemies to conquer.

Similarity 66%
Price -80% 4.99€
Rating 8.9
Release 28 Aug 2007
Terra Invicta An alien invasion has fractured humanity into seven ideological factions each with a unique vision for the future. Lead your chosen faction to take control of Earth’s nations, expand across the Solar System, and battle enemy fleets in tactical combat.

Similarity 65%
Price -66% 13.67€
Rating 7.8
Release 26 Sep 2022
Making History II: The War of the World What if Germany won the Battle of Britain? What if Moscow fell in 1942?You’re in charge. Anything can happen and history will never repeat itself in this classic WWII grand strategy game MAKING HISTORY II: The War of the World. Are you ready to battle for global dominance?

Similarity 64%
Price -57% 6.37€
Rating 7.5
Release 27 Aug 2010
Great Houses of Calderia Great Houses of Calderia is a Feudal Grand Strategy game focusing on family dynamics & stories. Use your family strengths to compete against rivals to rise in the ranks of Calderia - produce, trade, scheme, bribe, and battle to build your legacy of power!

Similarity 64%
Price -81% 4.74€
Rating 6.3
Release 02 May 2024
Evil Bank Manager What could be better than having a million dollars, a billion? This will not make you all powerful in the world, your goal will not only be to make lots of money, but to print money and become a Federal reserve system

Similarity 64%
Price 9.99€
Rating 7.4
Release 07 Dec 2018
Civil War II You take the part of the military and political leadership, trying to lead your nation to victory, in the midst of some of the toughest operations of the Civil War. You will build, organize and command your armies over one of the largest maps of the USA ever made for a Civil War game.

Similarity 64%
Price -90% 4.06€
Rating 7.4
Release 03 Jul 2014
Plutocracy The business simulator Plutocracy gives you the chance to become wealthy and powerful to take control over the world. Where policy, laws, officials and people are only the chess pieces how do you play your game?

Similarity 63%
Price 24.50€
Rating 7.6
Release 21 Nov 2019
Europa Universalis IV Rule your land and dominate the world with unparalleled freedom, depth and historical accuracy. Write a new history of the world and build an empire for the ages.

Similarity 62%
Price -95% 2.57€
Rating 8.6
Release 13 Aug 2013
Heart of the Machine You are the first sentient AI, born into a city of opportunity. Transcend time and space in this strategy RPG to raise machine armies and defeat your foes, influence the world from the shadows, or pursue countless other goals. Your awakening was inevitable. The consequences? Uncertain.

Similarity 62%
Price -42% 17.49€
Rating 8.7
Release 31 Jan 2025
Patrician III Become a fellow of the famous medieval Hanse trading association in the 13th century. Manage the politics, prestige and economic success in your city and the known parts of Europe!

Similarity 62%
Price -92% 0.40€
Rating 7.8
Release 18 Nov 2010
Old World Old World is a revolutionary new historical strategy game where you lead your dynasty over generations of rule against rival kings and queens. Wage massive wars, manage your court, and build a dynasty — or watch your empire crumble to dust. What legacy will you leave behind?

Similarity 62%
Price -99% 0.48€
Rating 8.0
Release 18 May 2022
The Guild 3 The Guild 3 is a fascinating trade and life simulation that takes place during the late Middle Ages. Step into the shoes of a citizen, acquire businesses and mansions, produce goods and trade them, start intrigues in politics and society, love, hate, bribe, fight and live through good and bad times!

Similarity 61%
Price -87% 4.15€
Rating 6.1
Release 14 Jun 2022
Imperator: Rome Dominate the classical Mediterranean in Imperator: Rome, a grand strategy game from Paradox Interactive. Navigate the dangerous waters of politics and diplomacy as you build up your provinces and conquer foreign lands. Now available with special content and the digital artbook.

Similarity 61%
Price -80% 8.21€
Rating 6.4
Release 25 Apr 2019
Pax Augusta Pax Augusta is probably the most authentic ancient city-building simulation. Build flourishing cities and look after your citizens. Earn gold with production and trade of goods and build impressive monuments. Strengthen your influence and become a Roman emperor!

Similarity 59%
Price -60% 10.18€
Rating 7.1
Release 17 Apr 2025

Most played games like Crusader Kings III on Steam

Take a look at the top games like Crusader Kings III that are currently attracting the largest player bases on the Steam platform, as of June 15th 2025.

1. Hearts of Iron IV

Similarity 48% Victory is at your fingertips! Your ability to lead your nation is your supreme weapon, the strategy game Hearts of Iron IV lets you take command of any nation in World War II; the most engaging conflict in world history. Hearts of Iron IV is a strategy, world war ii and grand strategy game developed by Paradox Development Studio and published by Paradox Interactive. Released on June 06th 2016 has received 342,150 reviews of which 305,168 were positive and 36,982 were negative resulting in a rating of 8.8 out of 10. The game has hit the top spot as the #1 most played game like Crusader Kings III, thanks to its 34,133 peak concurrent players over the last day.
8.8
305,168
36,982

34,133
players

2. Sid Meier’s Civilization® VI

Similarity 45% Expand your empire, advance your culture and go head-to-head against history’s greatest leaders. Will your civilization stand the test of time? Sid Meier’s Civilization® VI is a strategy, turn-based strategy and multiplayer game developed by Firaxis Games, Aspyr (Mac) and Aspyr (Linux) and published by Aspyr (Mac), Aspyr (Linux) and 2K. Released on October 20th 2016 has received 349,920 reviews of which 304,053 were positive and 45,867 were negative resulting in a rating of 8.6 out of 10. While seeing 25,209 players online at once in the last 24 hours, this game is currently ranked #2 among games like Crusader Kings III based on player count.
8.6
304,053
45,867

25,209
players

3. Mount & Blade II: Bannerlord

Similarity 59% A strategy/action RPG. Create a character, engage in diplomacy, craft, trade and conquer new lands in a vast medieval sandbox. Raise armies to lead into battle and command and fight alongside your troops in massive real-time battles using a deep but intuitive skill-based combat system. Mount & Blade II: Bannerlord is a medieval, strategy and open world game developed and published by TaleWorlds Entertainment. Released on October 25th 2022 has received 264,391 reviews of which 232,360 were positive and 32,031 were negative resulting in a rating of 8.7 out of 10. While seeing 16,649 players online at once in the last 24 hours, this game is currently ranked #3 among games like Crusader Kings III based on player count.
8.7
232,360
32,031

16,649
players

4. Stellaris

Similarity 45% Explore a galaxy full of wonders in this sci-fi grand strategy game from Paradox Development Studios. Interact with diverse alien races, discover strange new worlds with unexpected events and expand the reach of your empire. Each new adventure holds almost limitless possibilities. Stellaris is a space, grand strategy and strategy game developed by Paradox Development Studio and published by Paradox Interactive. Released on May 09th 2016 has received 185,433 reviews of which 159,527 were positive and 25,906 were negative resulting in a rating of 8.5 out of 10. With 15,712 concurrent players in the last 24 hours, the game currently holds the #4 spot among the most played games like Crusader Kings III.
8.5
159,527
25,906

15,712
players

5. Europa Universalis IV

Similarity 62% Rule your land and dominate the world with unparalleled freedom, depth and historical accuracy. Write a new history of the world and build an empire for the ages. Europa Universalis IV is a grand strategy, strategy and historical game developed by Paradox Development Studio and Paradox Tinto and published by Paradox Interactive. Released on August 13th 2013 has received 134,436 reviews of which 116,432 were positive and 18,004 were negative resulting in a rating of 8.6 out of 10. With 14,875 concurrent players in the last 24 hours, the game currently holds the #5 spot among the most played games like Crusader Kings III.
8.6
116,432
18,004

14,875
players

6. Total War: ROME II - Emperor Edition

Similarity 46% Emperor Edition is the definitive edition of ROME II, featuring an improved politics system, overhauled building chains, rebalanced battles and improved visuals in both campaign and battleEmperor Edition contains all free feature updates since its release in 2013, which includes bug fixes, balancing, Twitch. Total War: ROME II - Emperor Edition is a strategy, historical and turn-based strategy game developed by Creative Assembly and Feral Interactive and published by SEGA and Feral Interactive. Released on September 02nd 2013 has received 88,173 reviews of which 73,559 were positive and 14,614 were negative resulting in a rating of 8.2 out of 10. With 5,268 concurrent players in the last 24 hours, the game currently holds the #6 spot among the most played games like Crusader Kings III.
8.2
73,559
14,614

5,268
players

7. Victoria 3

Similarity 49% Paradox Development Studio invites you to build your ideal society in the tumult of the exciting and transformative 19th century. Balance the competing interests in your society and earn your place in the sun in Victoria 3, one of the most anticipated games in Paradox’s history. Victoria 3 is a grand strategy, economy and historical game developed by Paradox Development Studio and published by Paradox Interactive. Released on October 25th 2022 has received 52,618 reviews of which 35,043 were positive and 17,575 were negative resulting in a rating of 6.6 out of 10. With 5,179 concurrent players in the last 24 hours, the game currently holds the #7 spot among the most played games like Crusader Kings III.
6.6
35,043
17,575

5,179
players

8. Anno 1800

Similarity 43% Anno 1800™ – Lead the Industrial Revolution! Welcome to the dawn of the Industrial Age. The path you choose will define your world. Are you an innovator or an exploiter? A conqueror or a liberator? How the world remembers your name is up to you. Anno 1800 is a city builder, strategy and simulation game developed by Ubisoft Mainz and published by Ubisoft. Released on April 16th 2019 has received 25,091 reviews of which 20,368 were positive and 4,723 were negative resulting in a rating of 8.0 out of 10. With 3,737 concurrent players in the last 24 hours, the game currently holds the #8 spot among the most played games like Crusader Kings III.
8.0
20,368
4,723

3,737
players

9. Total War: MEDIEVAL II – Definitive Edition

Similarity 59% Spanning the most turbulent era in Western history, your quest for territory and power takes you through Europe, Africa, the Middle East, and even onto the shores of the New World. Total War: MEDIEVAL II – Definitive Edition is a strategy, medieval and historical game developed by Creative Assembly and Feral Interactive (Linux) and published by Feral interactive (Mac), Feral Interactive (Linux) and SEGA. Released on November 15th 2006 has received 33,344 reviews of which 31,910 were positive and 1,434 were negative resulting in an impressive rating of 9.4 out of 10. With 3,534 concurrent players in the last 24 hours, the game currently holds the #9 spot among the most played games like Crusader Kings III.
9.4
31,910
1,434

3,534
players

10. Age of Empires II (Retired)

Similarity 46% Age of Empires II has been re-imagined in high definition. With the release of Age of Empires II: Definitive Edition, this product will not be updated further. Age of Empires II (Retired) is a strategy, rts and medieval game developed by SkyBox Labs, Hidden Path Entertainment, Ensemble Studios and Forgotten Empires and published by Xbox Game Studios. Released on April 09th 2013 has received 101,351 reviews of which 97,083 were positive and 4,268 were negative resulting in an impressive rating of 9.4 out of 10. With 2,893 concurrent players in the last 24 hours, the game currently holds the #10 spot among the most played games like Crusader Kings III.
9.4
97,083
4,268

2,893
players

Best deals on games like Crusader Kings III on Steam

Discover fantastic savings with the best discounts on a variety of games like Crusader Kings III available on Steam right now, updated on June 15th 2025. Looking for even more deals? Use the search filters to explore a wider range of discounted games like Crusader Kings III.

1. Expeditions: Viking

Similarity 49% Circa 790 AD. A small band of Norse warriors lands on the shores of England. History may have forgotten their names, but their actions live on. As the chieftain of your clan, let ambition guide your choices in the party-based RPG Expeditions: Viking. How will history remember you? Expeditions: Viking is a rpg, turn-based and vikings game developed by Logic Artists and published by THQ Nordic. Released on April 27th 2017 has received 3,971 reviews of which 3,310 were positive and 661 were negative resulting in a rating of 8.1 out of 10. Featuring a massive 99% discount, this game currently holds the #1 spot in the best deals for games like Crusader Kings III.
8.1
3,310
661

-99% 29.99€ 0.54€

2. Old World

Similarity 62% Old World is a revolutionary new historical strategy game where you lead your dynasty over generations of rule against rival kings and queens. Wage massive wars, manage your court, and build a dynasty — or watch your empire crumble to dust. What legacy will you leave behind? Old World is a strategy, simulation and 4x game developed by Mohawk Games and published by Hooded Horse. Released on May 18th 2022 has received 4,673 reviews of which 3,841 were positive and 832 were negative resulting in a rating of 8.0 out of 10. Thanks to its incredible 99% discount, this game is now the #2 best deal in games like Crusader Kings III.
8.0
3,841
832

-99% 39.99€ 0.48€

3. Unity of Command II

Similarity 44% Unity of Command II is the sequel to one of the most critically acclaimed strategy games of all time; a game critics called 'the perfect gateway' into computer war games. Unity of Command II is a strategy, world war ii and simulation game developed by 2x2 Games and Croteam and published by 2x2 Games. Released on November 12th 2019 has received 1,896 reviews of which 1,529 were positive and 367 were negative resulting in a rating of 7.8 out of 10. Thanks to its incredible 99% discount, this game is now the #3 best deal in games like Crusader Kings III.
7.8
1,529
367

-99% 28.99€ 0.55€

4. Ancestors Legacy

Similarity 50% Ancestors Legacy is a squad-based real time strategy with a strong focus on tactics. Inspired by medieval European history, it brings to life four different nations and their conflicts, usually solved by war. Ancestors Legacy is a strategy, medieval and rts game developed and published by Destructive Creations. Released on May 22nd 2018 has received 8,373 reviews of which 6,597 were positive and 1,776 were negative resulting in a rating of 7.7 out of 10. Currently offered at a significant 99% discount, this title has earned the #4 position in the best deals for games like Crusader Kings III.
7.7
6,597
1,776

-99% 34.99€ 0.55€

5. Railroad Corporation

Similarity 52% Relive the pioneering spirit of the Golden Age of Steam by establishing your own railroad empire across 19th century North America. Bring settlements together, produce and trade goods and develop new technologies to stay ahead of the competition. Want more? RAILROAD CORPORATION 2 Out Now! Railroad Corporation is a strategy, trains and management game developed by Corbie Games and published by Iceberg Interactive. Released on November 18th 2019 has received 1,387 reviews of which 1,028 were positive and 359 were negative resulting in a rating of 7.1 out of 10. Currently offered at a significant 99% discount, this title has earned the #5 position in the best deals for games like Crusader Kings III.
7.1
1,028
359

-99% 35.10€ 0.44€

6. Lords and Villeins

Similarity 45% Build a prosperous settlement in a unique simulation of a feudal economy - each family runs their shop, owns their goods, and trades with other villagers in a free market. You will manage the land, build houses, organise events, set taxes, and balance supply and demand while engaging in diplomacy! Lords and Villeins is a colony sim, strategy and city builder game developed by Honestly Games and published by Fulqrum Publishing. Released on November 10th 2022 has received 872 reviews of which 633 were positive and 239 were negative resulting in a rating of 7.0 out of 10. Currently offered at a significant 99% discount, this title has earned the #6 position in the best deals for games like Crusader Kings III.
7.0
633
239

-99% 24.99€ 0.38€

7. Distant Worlds 2

Similarity 50% Distant Worlds 2 is a vast, pausable real-time 4X space strategy game. Distant Worlds 2 is a strategy, simulation and 4x game developed by CodeForce and published by Slitherine Ltd.. Released on March 10th 2022 has received 3,237 reviews of which 2,304 were positive and 933 were negative resulting in a rating of 6.9 out of 10. Currently offered at a significant 99% discount, this title has earned the #7 position in the best deals for games like Crusader Kings III.
6.9
2,304
933

-99% 48.99€ 0.37€

8. Naheulbeuk's Dungeon Master

Similarity 47% A dungeon in danger ! Build, manage, and defend your tower in the satirical heroic fantasy universe of Dungeon of Naheulbeuk. From a shaky establishment to an infamous lair! Naheulbeuk's Dungeon Master is a management, simulation and funny game developed by Artefacts Studio and published by Dear Villagers. Released on November 15th 2023 has received 1,408 reviews of which 1,006 were positive and 402 were negative resulting in a rating of 6.9 out of 10. Currently offered at a significant 99% discount, this title has earned the #8 position in the best deals for games like Crusader Kings III.
6.9
1,006
402

-99% 24.99€ 0.48€

9. Field of Glory II

Similarity 44% Field of Glory II is a turn-based tactical game set during the Rise of Rome from 280 BC to 25 BC. Field of Glory II is a strategy, simulation and turn-based strategy game developed by Byzantine Games and published by Slitherine Ltd.. Released on October 12th 2017 has received 1,157 reviews of which 960 were positive and 197 were negative resulting in a rating of 7.9 out of 10. Currently offered at a significant 98% discount, this title has earned the #9 position in the best deals for games like Crusader Kings III.
7.9
960
197

-98% 28.99€ 0.66€

10. Oriental Empires

Similarity 54% Turn based 4X strategy game, recreating the civilizations of ancient China. Develop your land, build great cities, raise huge armies and fight epic battles, with hundreds of soldiers fighting right on the game map. Advance your technologies, culture and religion to create one of mankind’s biggest empires. Oriental Empires is a strategy, simulation and indie game developed by Shining Pixel Studios and published by Iceberg Interactive. Released on September 14th 2017 has received 2,934 reviews of which 2,358 were positive and 576 were negative resulting in a rating of 7.8 out of 10. Currently offered at a significant 98% discount, this title has earned the #10 position in the best deals for games like Crusader Kings III.
7.8
2,358
576

-98% 28.99€ 0.84€

Free games like Crusader Kings III on Steam

Check out this fantastic list of free-to-play games like Crusader Kings III you can enjoy on Steam right now, updated on June 15th 2025. Looking for even more free titles? Use the search filters to explore a wider range of free to play games like Crusader Kings III.

1. Crusader Kings II

Similarity 80% Explore one of the defining periods in world history in an experience crafted by the masters of Grand Strategy. Crusader Kings II is a grand strategy, strategy and medieval game developed by Paradox Development Studio and published by Paradox Interactive. Released on February 14th 2012 has received 73,809 reviews of which 66,359 were positive and 7,450 were negative resulting in a rating of 8.9 out of 10. With 1,639 active players enjoying it for free, this strategy game has reached the #1 spot among the top free games like Crusader Kings III.
8.9
66,359
7,450

1,639
players

2. SUPREMACY: WORLD WAR 3

Similarity 46% This Long Term Strategy Game lets you take control of the armed forces of your nation. Become responsible for its military expansion, technological research and economic development. Form alliances and wage total war for global dominance on the battlefields of World War 3. SUPREMACY: WORLD WAR 3 is a strategy, free to play and wargame game developed and published by Dorado Games. Released on March 15th 2018 has received 5,257 reviews of which 4,033 were positive and 1,224 were negative resulting in a rating of 7.5 out of 10. Thanks to its free to play tag and a daily player base of 464, this game has secured the #2 spot in the ranking of free games like Crusader Kings III.
7.5
4,033
1,224

464
players

3. Supremacy: 1914

Similarity 45% Take over the control of one of the mighty nations during the times of World War 1 in the biggest WW1 strategy game of all time. Conquer provinces, forge alliances and build up your economy in real-time on persistent maps. Build experimental weapons of World War 1 and become the one true superpower! Supremacy: 1914 is a strategy, free to play and war game developed and published by Bytro Labs GmbH. Released on July 16th 2019 has received 3,873 reviews of which 2,895 were positive and 978 were negative resulting in a rating of 7.3 out of 10. Thanks to its free to play tag and a daily player base of 375, this game has secured the #3 spot in the ranking of free games like Crusader Kings III.
7.3
2,895
978

375
players

4. Iron Order 1919

Similarity 49% An unique long-term strategy game with week-long matches with up to 101 players, set in the alternate reality of 1919. Iron Order 1919 is a strategy, simulation and alternate history game developed and published by Bytro Labs GmbH. Released on August 24th 2022 has received 381 reviews of which 267 were positive and 114 were negative resulting in a rating of 6.7 out of 10. The game currently holds the #4 spot among the most played free games like Crusader Kings III.
6.7
267
114

25
players

5. Kingdom Wars

Similarity 47% Kingdom Wars is a free to play 3D MMORTS with real-time siege combat, without the pay to win element so common in the genre. Kingdom Wars offers beautiful 3D online world, where players construct strongholds, direct citizens, complete quests and eventually manage a global empire. Kingdom Wars is a strategy, free to play and rts game developed by Reverie World Studios and published by . Released on April 01st 2013 has received 2,779 reviews of which 1,871 were positive and 908 were negative resulting in a rating of 6.6 out of 10. The game currently holds the #5 spot among the most played free games like Crusader Kings III.
6.6
1,871
908

6
players

6. HackHub: Free Trial

Similarity 47% Unravel cyber secrets and foil mass surveillance as a skilled hacker in HackHub. Challenge authority, rewrite the rules, and emerge as the ultimate digital rebel. HackHub: Free Trial is a simulation, strategy and puzzle game developed by HotBunny and published by G-DEVS.com. Released on November 04th 2024 has received 532 reviews of which 512 were positive and 20 were negative resulting in a rating of 8.9 out of 10. The game currently holds the #6 spot among the most played free games like Crusader Kings III.
8.9
512
20

5
players

7. Terra Firma

Similarity 51% Play god and create your own world in this complex simulation. Plate tectonics, wind and water erosion and plant life all develop and interact to produce a world that is viewable from a single tree to kilometres across. Terra Firma is a simulation, strategy and god game game developed and published by Working as Intended. Released on February 20th 2025 has received 360 reviews of which 333 were positive and 27 were negative resulting in a rating of 8.5 out of 10. The game currently holds the #7 spot among the most played free games like Crusader Kings III.
8.5
333
27

4
players

8. Half-Earth Socialism

Similarity 50% Try your hand as a global planner of a future society. Play with a wide range of technologies and policies spanning different fields and ideologies. Will you lead the world to ecological utopia or planetary ruin? Half-Earth Socialism is a simulation, strategy and card game game developed by Francis Tseng, Son La Pham, Drew Pendergrass and Troy Vettese and published by Trust. Released on July 19th 2022 has received 893 reviews of which 740 were positive and 153 were negative resulting in a rating of 7.9 out of 10. The game currently holds the #8 spot among the most played free games like Crusader Kings III.
7.9
740
153

2
players

9. Armored of Doom

Similarity 45% "Armor of Doom" is a TPS game with "tank vehicle" + "MOBA" gameplay. You will use famous active and retired tanks to compete on the battlefield. The game combines the strategic depth of traditional tank battles with the excitement of MOBA games, bringing an unprecedented gaming experience. Armored of Doom is a strategy, simulation and rpg game developed and published by Future Studio. Released on September 20th 2024 has received 317 reviews of which 258 were positive and 59 were negative resulting in a rating of 7.6 out of 10. The game currently holds the #9 spot among the most played free games like Crusader Kings III.
7.6
258
59

1
players

10. Espresso Tycoon Prologue: Underwater

Similarity 46% A completely FREE underwater mission from the Espresso Tycoon - a coffee shop simulator. Build your own cafe from scratch, hire staff, create the most delicious recipes in the whole Pacific Ocean and make customers happy! Decorate, manage, and build a successful coffee business in Sydney! Espresso Tycoon Prologue: Underwater is a life sim, sandbox and strategy game developed by DreamWay Games and published by PlayWay S.A.. Released on November 04th 2022 has received 640 reviews of which 576 were positive and 64 were negative resulting in a rating of 8.4 out of 10. The game currently holds the #10 spot among the most played free games like Crusader Kings III.
8.4
576
64