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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Shieldwall Shieldwall is a funny third-person tactical battle simulator with strategy elements. It allows you to feel like a squad leader right on the battlefield.

Similarity 55%
Price 16.55€
Rating 8.5
Release 18 Apr 2023
Age of History II Age of History II is a grand strategy wargame that is simple to learn yet hard to master.Your objective is to use military tactics and cunning diplomacy to either unify the world, or conquer it.Will the world bleed out or bow before you? The choice is yours..

Similarity 55%
Price 4.99€
Rating 8.8
Release 21 Nov 2018
Buzz Aldrin's Space Program Manager Space Program Manager (SPM) is the ultimate game of space exploration. It is the mid 1950s and the race for dominance between the US and the Soviet Union is about to move into a new dimension: space.

Similarity 55%
Price -98% 0.78€
Rating 7.3
Release 31 Oct 2014
Norland Lead your noble family in this medieval colony sim, facing off against class conflict, religious struggle, and political treachery. Tend to your people’s needs, uncover the lost knowledge of a fallen empire, and engage in nefarious plots against your enemies.

Similarity 55%
Price -68% 9.60€
Rating 7.9
Release 18 Jul 2024
Oriental Empires 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.

Similarity 54%
Price -98% 0.84€
Rating 7.8
Release 14 Sep 2017
Battle Royale Tycoon Design and build arenas for your guests to fight in, keep them happy, your workers paid and make a profit!

Similarity 54%
Price -91% 0.92€
Rating 6.7
Release 02 Sep 2019
Blackthorn Arena: Reforged Re-experience the thrill and challenges of managing a Gladiator arena in this management/simulation game. With new content, new graphics, Quality of Life updates, and all DLCs packed into this new experience, this is how Blackthorn Arena was meant to be experienced.

Similarity 54%
Price -52% 11.90€
Rating 6.6
Release 02 Nov 2024
TransOcean: The Shipping Company TransOcean – The Shipping Company is your ticket to the world of gigantic ships and transnational transport empires. Build a mighty fleet of modern merchant ships and conquer the seven seas.

Similarity 54%
Price -98% 0.58€
Rating 7.1
Release 23 Sep 2014
Grand Tactician: The Civil War (1861-1865) Take command of the Union or the Confederacy. Prepare your nation for war, recruit and organize great armies and fleets under legendary commanders like Grant, Lee, Jackson or Farragut, plan cunning maneuvers on an epic campaign map and defeat your enemies in real-time battles!

Similarity 54%
Price -50% 22.49€
Rating 7.4
Release 24 Sep 2021
Dustland Delivery Dustland Delivery is a post-apocalyptic survival business simulator. Scour the wastes for profit, complete missions to grow your trading empire, and assemble a rag-tag band of adventurers to turn your city into the capital of the Dustlands. Danger lurks around every corner—but no risk, no reward!

Similarity 54%
Price 7.79€
Rating 8.4
Release 05 Nov 2024
Children of the Nile: Enhanced Edition Children of the Nile™ is a unique gem of a city-building game, unparalleled in both grandeur and attention to detail.As Pharaoh you will guide your people through thousands of years of history: from simple hunter-gatherers to the creation of an immortal civilization.

Similarity 54%
Price 6.99€
Rating 7.9
Release 08 Jul 2008
Arsenal of Democracy: A Hearts of Iron Game Taking place from 1936-64, Arsenal of Democracy lets you play as any nation during the era of WW2, complete with detailed models for economics, diplomacy, research, and intelligence. Warfare is also fully represented with all three branches of operations: land, sea, and air.

Similarity 54%
Price -91% 0.94€
Rating 7.9
Release 23 Feb 2010
NationWar:Chronicles | 国战:列国志传 This is a sandbox game that is deeply rooted in the rich historical information of the Spring and Autumn Period and the Warring States Period. The story of the game unfolds slowly in the eighth century BC on the vast and mysterious land of China.

Similarity 54%
Price 10.99€
Rating 6.6
Release 12 Mar 2019
NationWar2:Chronicle NationWar 2.0 is a big strategy game based on the theme of the Spring and Autumn and Warring States period. There are more than 60 countries to choose from in the game. Map 1: 1 restores the mountainous landscapes and rivers of China.

Similarity 54%
Price -50% 8.24€
Rating 7.5
Release 21 Oct 2024
A Total War Saga: THRONES OF BRITANNIA From the multi-award-winning strategy series, A Total War Saga: Thrones of Britannia combines huge real-time battles with engrossing turn-based campaign, set at a critical flashpoint in history. Anglo-Saxons, Gaelic clans and Viking settlers clash for control. What Kingdom will you build?

Similarity 53%
Price -75% 9.99€
Rating 6.9
Release 02 May 2018
Ninja Tycoon Recruit Ninjas, Hire Workers, build your base, train your Ninjas and send them on Missions!

Similarity 53%
Price 4.99€
Rating 6.8
Release 26 Feb 2018
Legend of Heroes: Three Kingdoms "Legend of Heroes: Three Kingdoms" is a single-player RPG where you shape the Three Kingdoms era. Choose to be a ruler, a loyal advisor, or a cunning mercenary. Marry, build homes, or train in martial arts. Restore peace through diplomacy or conquer with mighty armies.

Similarity 53%
Price 19.50€
Rating 8.6
Release 25 Mar 2025
Plebby Quest: The Crusades Survive ambitious rulers dreaming of an empire, outsmart treacherous neighbors longing to burn your spoils, and navigate the religion’s predictably unreasonable demands; you need ask only one question as you build your legacy – “Will you burn them, or be burnt?”

Similarity 53%
Price -95% 0.88€
Rating 8.3
Release 08 Apr 2020
Ultimate General: Gettysburg A Tactical Battle Simulator that allows you to command thousands of soldiers as a Union or Confederate General. The game features the most accurately created map, a non-linear battle campaign, complex morale, innovative control mechanics and smart AI.

Similarity 53%
Price -85% 3.05€
Rating 7.8
Release 16 Oct 2014
Sumerians Sumerians is a city building game set in ancient Mesopotamia. Attract new citizens and grow by expanding your irrigation system, building walls, palaces, temples and ziggurats. Research new technologies, manage your production, hire workers, and trade.

Similarity 53%
Price 16.49€
Rating 8.1
Release 17 Oct 2023
Knights and Merchants KNIGHTS and MERCHANTS recreates the era of the Middle Ages. Apart from the purely fictitious geography of our world, all game elements and scenes are based on the Anglo-Saxon period, 1200 A.D. And we haven't used imaginary elements like fabled creatures, either. The player takes on the role of an ordinary captain in the Palace Guard.

Similarity 53%
Price -93% 0.69€
Rating 8.2
Release 14 Oct 2013
Tavern Master Tavern Master is all about managing your medieval tavern. You start with a very small room, couple of benches and tables and build your way up to a huge successful tavern with a kitchen, rooms for guests, group of loyal staff and much more!

Similarity 52%
Price -75% 3.82€
Rating 9.0
Release 16 Nov 2021
Industry Giant 2 Economic booms, stock market crashes, oil crises, upswings, triumphs... Now you can become the greatest power in industry!

Similarity 52%
Price -95% 0.57€
Rating 8.2
Release 14 Aug 2015
The Valiant Embark on a journey of brotherhood and redemption in The Valiant, a squad-based RTS set in 13th Century Europe and the Middle East. Command and level-up your medieval knights as you fight through an epic SP campaign, then take your skills online in both cooperative and competitive MP modes.

Similarity 52%
Price -96% 1.19€
Rating 6.3
Release 19 Oct 2022

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€ 0.35€

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