Games like Diplomacy is Not an Option on Steam

For those who prefer not to search, lists of the most played, top deals and best free games like Diplomacy is Not an Option are available at the bottom of the page.

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Techtonica

Techtonica is a first-person factory automation game with a gripping mystery about mining your way out from the depths of an alien planet. Explore bioluminescent caves, mold destructible terrain, construct a massive subterranean factory. Dig your way toward answers & discover the secrets of Calyx.

Similarity 56%
Price 28.99€
Rating 6.6
Release 07 Nov 2024

Good Company

Good Company is an in-depth management sim about building a trail-blazing tech corporation. Assemble complex production lines, manage employee logistics, and sell high-quality products on the market to become the best company in the whole county!

Similarity 56%
Price -47% 12.14€
Rating 7.1
Release 21 Jun 2022

Arcade Tycoon ™ : Simulation Game

Build stunning Arcade Centre’s, purchase a range of arcades machines, manage troublesome staff in this colourful and humorous simulation management game. Inspired by Two Point Hospital, Let's Build A Zoo and Megaquarium.

Similarity 56%
Price 12.99€
Rating 7.7
Release 14 Oct 2021

Aven Colony

Build a new home for humanity in Aven Colony. Discover Aven Prime - an alien planet of deserts, tundras, and wetlands light years from earth. Build your colonies into massive, sprawling cities whilst dealing with the challenges faced when settling on a new world.

Similarity 56%
Price 29.99€
Rating 7.1
Release 25 Jul 2017

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 56%
Price 9.75€
Rating 8.2
Release 14 Oct 2013

Gnomes

A turn-based tower defense with deep roguelike progression, set in ever-expanding, procedurally generated biomes. Build, farm and defend your village as you push deeper into goblin-infested territory. Unlock powerful upgrades and craft your environment to survive the endless goblin horde.

Similarity 56%
Price 9.99€
Rating 9.2
Release 04 Apr 2025

Captain of Industry

Land your crew of survivors on an abandoned island and survive! Mine raw materials, grow food, build factories, manufacture products, research new tech, and trade with others. Become an industrial superpower! But this is no easy task, you will be put to the test to keep your settlement alive.

Similarity 56%
Price 33.99€
Rating 9.1
Release 31 May 2022

MarZ: Tactical Base Defense

Build your defense base to fight back the undead hordes of Mars and secure the future of the red planet. MarZ is a game of strategy and tactical defense where you must carefully manage your crew and resources as you try to uncover the terrible secrets of the undead.

Similarity 56%
Price 19.99€
Rating 7.5
Release 04 Apr 2019

Unholy Heights

Welcome to Unholy Heights, a mashup of Tower Defense and Apartment Management Simulation!

Similarity 56%
Price 3.99€
Rating 8.5
Release 04 Oct 2013

Stellar Settlers: Space Base Builder

Stellar Settlers is a chill space base/city builder and colony sim game. With unique vertical and horizontal base-building gameplay, settle on 10 hostile alien planets and build your own thriving colony. Get enough materials to build a physics-based Spaceship and try to escape from disasters.

Similarity 55%
Price 11.99€
Rating 7.1
Release 22 Feb 2025

Dungeon Tycoon

Build your own dungeon and attract heroes from all over the realm! Grow your business by exploiting every facet of your visitors' dungeon exploration experience. Will you be able to keep your evil dungeon business going?

Similarity 55%
Price -43% 8.59€
Rating 7.5
Release 25 Sep 2024

Landnama

Face the judgment of winter’s deadly toll as you lead the first Viking clans to settle Iceland in this non-violent, rogue-lite survival base builder.

Similarity 55%
Price 13.99€
Rating 7.1
Release 30 Jul 2023

MEMORIAPOLIS

Memoriapolis invites you to construct a city that spans 2,500 years of history, from Antiquity to the Industrial Revolution. Choose your culture, manage resources, face historical events, build "Wonders" to achieve "the Collection" and leave your mark in history!

Similarity 55%
Price 24.50€
Rating 7.7
Release 29 Aug 2024

Autonauts vs Piratebots

Create, automate and defend an impenetrable base. Assemble and command a Bot army to combat an entire Piratebot invasion. Build, program and battle your way through five different zones.

Similarity 55%
Price -95% 1.00€
Rating 7.5
Release 28 Jul 2022

Honey, I Joined a Cult

It's time to start working towards that ultimate goal of enlightenment, faith and money…lots and lots of money! Become the ultimate tycoon - create, customise, and manage your own cult whilst listening to funky music. Welcome to Honey, I Joined a Cult!

Similarity 55%
Price -95% 1.20€
Rating 7.1
Release 03 Nov 2022

TFM: The First Men

An open-world colony sim based on stories of the first men. Infinite possibilities await your very own Adam and Eve as they embark on a generation-spanning adventure. How will you shape their future?

Similarity 55%
Price 24.50€
Rating 6.1
Release 02 Nov 2022

Stonehearth

Pioneer a living world full of warmth, heroism, and mystery. Help a small group of settlers build a home for themselves in a forgotten land. Establish a food supply, build shelter, defend your people, monitor their moods, and find a way to grow and expand, facing challenges at every step.

Similarity 55%
Price 16.79€
Rating 7.4
Release 25 Jul 2018

Oxygen: First Breath

This is a free version of Oxygen, featuring the first 50 game-days. Build your city around the Oxygen Center and ensure your people's survival in a post-apocalyptic future, threatened by crack explosions, deadly winds, droughts and frosts. Lead your people and keep the Oxygen Center running!

Similarity 55%
Price Free to play
Rating 8.6
Release 07 Oct 2022

Until We Die

Until We Die is a side-scrolling strategy game about defending your base where you have to run around as Ivan, assign tasks to people, and fight mutants in the post-apocalyptic subway!

Similarity 55%
Price 13.99€
Rating 6.4
Release 03 Jun 2021

Before We Leave

Before We Leave is a city building game set in a cozy corner of the universe. Nurture your Peeps and their surroundings while rebuilding and rediscovering civilisation. Settle new lands and planets while avoiding hungry Space Whales.

Similarity 55%
Price -88% 2.08€
Rating 7.5
Release 13 May 2021

Timberborn

Humans are long gone. In a world struck by droughts and toxic waste, will your lumberpunk beavers do any better? A city-building game featuring ingenious animals, vertical architecture, water physics, and terraforming. Contains high amounts of wood.

Similarity 55%
Price -42% 19.67€
Rating 9.3
Release 15 Sep 2021

Dawn of Man

Command a settlement of ancient humans, guide them through the ages in their struggle for survival. Hunt, gather, craft tools, fight, research new techs and face the challenges the environment will throw at you.

Similarity 55%
Price -42% 14.11€
Rating 8.5
Release 01 Mar 2019

Overcrowd: A Commute 'Em Up

Design and build the most efficient metro stations known to man! Excavate. Expand. Set staff priorities. And manage the commuter flow. Overcrowd is a 2.5D management/tycoon/simulator set below the bustling city of Lubdon Town.

Similarity 55%
Price 18.99€
Rating 7.8
Release 06 Oct 2020

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 55%
Price -75% 9.99€
Rating 6.9
Release 02 May 2018

Most played games like Diplomacy is Not an Option on Steam

Take a look at the top games like Diplomacy is Not an Option that are currently attracting the largest player bases on the Steam platform, as of April 30th 2025.

1. RimWorld

Similarity 63% A sci-fi colony sim driven by an intelligent AI storyteller. Generates stories by simulating psychology, ecology, gunplay, melee combat, climate, biomes, diplomacy, interpersonal relationships, art, medicine, trade, and more. RimWorld is a colony sim, base-building and survival game developed and published by Ludeon Studios. Released on October 17th 2018 has received 208,163 reviews of which 203,940 were positive and 4,223 were negative resulting in an impressive rating of 9.7 out of 10. The game has hit the top spot as the #1 most played game like Diplomacy is Not an Option, thanks to its 18,188 peak concurrent players over the last day.
9.7
203,940
4,223

18,188
players

2. Factorio

Similarity 54% Factorio is a game about building and creating automated factories to produce items of increasing complexity, within an infinite 2D world. Use your imagination to design your factory, combine simple elements into ingenious structures, and finally protect it from the creatures who don't really like you. Factorio is a automation, base-building and resource management game developed and published by Wube Software LTD.. Released on August 14th 2020 has received 213,390 reviews of which 206,974 were positive and 6,416 were negative resulting in an impressive rating of 9.6 out of 10. While seeing 13,456 players online at once in the last 24 hours, this game is currently ranked #2 among games like Diplomacy is Not an Option based on player count.
9.6
206,974
6,416

13,456
players

3. Age of Empires IV: Anniversary Edition

Similarity 59% Celebrating its first year of delighting millions of global players, the award-winning and best-selling strategy franchise continues with Age of Empires IV: Anniversary Edition, putting you at the center of even more epic historical battles that shaped the world. Age of Empires IV: Anniversary Edition is a strategy, rts and base-building game developed by Relic Entertainment, Forgotten Empires, Climax Studios and World's Edge and published by Xbox Game Studios. Released on October 28th 2021 has received 79,372 reviews of which 68,281 were positive and 11,091 were negative resulting in a rating of 8.5 out of 10. While seeing 7,302 players online at once in the last 24 hours, this game is currently ranked #3 among games like Diplomacy is Not an Option based on player count.
8.5
68,281
11,091

7,302
players

4. Oxygen Not Included

Similarity 64% Oxygen Not Included is a space-colony simulation game. Deep inside an alien space rock your industrious crew will need to master science, overcome strange new lifeforms, and harness incredible space tech to survive, and possibly, thrive. Oxygen Not Included is a colony sim, base-building and survival game developed and published by Klei Entertainment. Released on July 30th 2019 has received 127,555 reviews of which 123,406 were positive and 4,149 were negative resulting in an impressive rating of 9.5 out of 10. With 4,349 concurrent players in the last 24 hours, the game currently holds the #4 spot among the most played games like Diplomacy is Not an Option.
9.5
123,406
4,149

4,349
players

5. Kenshi

Similarity 63% A free-roaming squad based RPG. Focusing on open-ended sandbox gameplay features rather than a linear story. Be a trader, a thief, a rebel, a warlord, an adventurer, a farmer, a slave, or just food for the cannibals. Train your men up from puny victims to master warriors. Kenshi is a open world, sandbox and rpg game developed and published by Lo-Fi Games. Released on December 06th 2018 has received 95,926 reviews of which 91,605 were positive and 4,321 were negative resulting in an impressive rating of 9.4 out of 10. With 3,098 concurrent players in the last 24 hours, the game currently holds the #5 spot among the most played games like Diplomacy is Not an Option.
9.4
91,605
4,321

3,098
players

6. Age of Empires III: Definitive Edition

Similarity 50% Age of Empires III: Definitive Edition offers players a trial of this historical single & multiplayer RTS experience. *Note: To unlock all features of the game please see the “Base Game” product. Age of Empires III: Definitive Edition is a strategy, base-building and rts game developed by World's Edge, Tantalus Media and Forgotten Empires and published by Xbox Game Studios. Released on October 15th 2020 has received 47,757 reviews of which 40,389 were positive and 7,368 were negative resulting in a rating of 8.3 out of 10. With 3,077 concurrent players in the last 24 hours, the game currently holds the #6 spot among the most played games like Diplomacy is Not an Option.
8.3
40,389
7,368

3,077
players

7. Timberborn

Similarity 55% Humans are long gone. In a world struck by droughts and toxic waste, will your lumberpunk beavers do any better? A city-building game featuring ingenious animals, vertical architecture, water physics, and terraforming. Contains high amounts of wood. Timberborn is a city builder, voxel and colony sim game developed and published by Mechanistry. Released on September 15th 2021 has received 30,607 reviews of which 29,222 were positive and 1,385 were negative resulting in an impressive rating of 9.3 out of 10. With 2,444 concurrent players in the last 24 hours, the game currently holds the #7 spot among the most played games like Diplomacy is Not an Option.
9.3
29,222
1,385

2,444
players

8. Anno 1800

Similarity 51% 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 24,406 reviews of which 19,801 were positive and 4,605 were negative resulting in a rating of 8.0 out of 10. With 2,240 concurrent players in the last 24 hours, the game currently holds the #8 spot among the most played games like Diplomacy is Not an Option.
8.0
19,801
4,605

2,240
players

9. Manor Lords

Similarity 69% 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. Manor Lords is a strategy, city builder and simulation game developed by Slavic Magic and published by Hooded Horse. Released on April 26th 2024 has received 70,793 reviews of which 61,238 were positive and 9,555 were negative resulting in a rating of 8.5 out of 10. With 2,051 concurrent players in the last 24 hours, the game currently holds the #9 spot among the most played games like Diplomacy is Not an Option.
8.5
61,238
9,555

2,051
players

10. Dyson Sphere Program

Similarity 60% Build the most efficient intergalactic factory in space simulation strategy game Dyson Sphere Program! Harness the power of stars, collect resources, plan and design production lines and develop your interstellar factory from a small space workshop to a galaxy-wide industrial empire. Dyson Sphere Program is a automation, space and base-building game developed by Youthcat Studio and published by Gamirror Games. Released on January 20th 2021 has received 84,667 reviews of which 82,683 were positive and 1,984 were negative resulting in an impressive rating of 9.6 out of 10. With 1,702 concurrent players in the last 24 hours, the game currently holds the #10 spot among the most played games like Diplomacy is Not an Option.
9.6
82,683
1,984

1,702
players

Best deals on games like Diplomacy is Not an Option on Steam

Discover fantastic savings with the best discounts on a variety of games like Diplomacy is Not an Option available on Steam right now, updated on April 30th 2025. Looking for even more deals? Use the search filters to explore a wider range of discounted games like Diplomacy is Not an Option.

1. Lords and Villeins

Similarity 57% 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 867 reviews of which 628 were positive and 239 were negative resulting in a rating of 7.0 out of 10. Featuring a massive 96% discount, this game currently holds the #1 spot in the best deals for games like Diplomacy is Not an Option.
7.0
628
239

-96% 27.50€ 1.10€

2. Naheulbeuk's Dungeon Master

Similarity 54% 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 1,391 reviews of which 998 were positive and 393 were negative resulting in a rating of 6.9 out of 10. Thanks to its incredible 96% discount, this game is now the #2 best deal in games like Diplomacy is Not an Option.
6.9
998
393

-96% 25.00€ 1.00€

3. Founders' Fortune

Similarity 72% A fantasy village builder focusing on creative building, colonist psychology and base defense. Handle resources, farming, production, tools, diplomacy, families, trading, defense, and research, as well as the wishes, expectations, thoughts, and equipment of every villager. Founders' Fortune is a colony sim, base-building and city builder game developed and published by Dionic Software. Released on December 18th 2020 has received 2,099 reviews of which 1,690 were positive and 409 were negative resulting in a rating of 7.8 out of 10. Thanks to its incredible 95% discount, this game is now the #3 best deal in games like Diplomacy is Not an Option.
7.8
1,690
409

-95% 20.00€ 1.00€

4. Autonauts vs Piratebots

Similarity 55% Create, automate and defend an impenetrable base. Assemble and command a Bot army to combat an entire Piratebot invasion. Build, program and battle your way through five different zones. Autonauts vs Piratebots is a simulation, strategy and automation game developed by Denki and published by Curve Games. Released on July 28th 2022 has received 481 reviews of which 380 were positive and 101 were negative resulting in a rating of 7.5 out of 10. Currently offered at a significant 95% discount, this title has earned the #4 position in the best deals for games like Diplomacy is Not an Option.
7.5
380
101

-95% 20.00€ 1.00€

5. Honey, I Joined a Cult

Similarity 55% It's time to start working towards that ultimate goal of enlightenment, faith and money…lots and lots of money! Become the ultimate tycoon - create, customise, and manage your own cult whilst listening to funky music. Welcome to Honey, I Joined a Cult! Honey, I Joined a Cult is a simulation, base-building and resource management game developed by Sole Survivor Games and published by Team17. Released on November 03rd 2022 has received 1,720 reviews of which 1,272 were positive and 448 were negative resulting in a rating of 7.1 out of 10. Currently offered at a significant 95% discount, this title has earned the #5 position in the best deals for games like Diplomacy is Not an Option.
7.1
1,272
448

-95% 24.00€ 1.20€

6. Rise of Industry

Similarity 60% Put your entrepreneurial skills to the test in the first title in the ROI series as you create & optimise intricate production lines. As an early 20th-Century industrialist, grow your empire & adapt to an ever-changing business landscape with unexpected events that could lead to boom…or bust. Rise of Industry is a management, strategy and economy game developed by Dapper Penguin Studios and published by Kasedo Games. Released on May 02nd 2019 has received 4,091 reviews of which 2,996 were positive and 1,095 were negative resulting in a rating of 7.1 out of 10. Currently offered at a significant 95% discount, this title has earned the #6 position in the best deals for games like Diplomacy is Not an Option.
7.1
2,996
1,095

-95% 31.60€ 1.58€

7. Snowtopia: Ski Resort Builder

Similarity 65% Build your ideal ski resort. Keep skiers smiling with fresh pistes and fine facilities. Ski, build and chill in the wintry world of Snowtopia where everyone is welcome! Snowtopia: Ski Resort Builder is a simulation, building and management game developed by TeaForTwo and published by Goblinz Publishing and Maple Whispering Limited. Released on December 14th 2022 has received 1,169 reviews of which 717 were positive and 452 were negative resulting in a rating of 6 out of 10. Currently offered at a significant 94% discount, this title has earned the #7 position in the best deals for games like Diplomacy is Not an Option.
6
717
452

-94% 19.83€ 1.19€

8. Medieval Kingdom Wars

Similarity 52% Rewrite medieval history through bloody siege combat in a fusion of RTS and Grand Strategy genres. Rule, build, and serve your King as a minor lord in medieval Europe. Experience siege, field and naval combat with an unseen degree of brutality. Rogue-like progression, epic towns and battles await… Medieval Kingdom Wars is a grand strategy, rts and medieval game developed by Reverie World Studios and published by indie.io. Released on January 03rd 2019 has received 2,585 reviews of which 1,977 were positive and 608 were negative resulting in a rating of 7.4 out of 10. Currently offered at a significant 93% discount, this title has earned the #8 position in the best deals for games like Diplomacy is Not an Option.
7.4
1,977
608

-93% 14.29€ 1.00€

9. Stronghold Crusader 2

Similarity 61% Stronghold Crusader 2 is the long awaited sequel to the original castle sim. After 12 years Stronghold returns to the desert with a new 3D engine and powerful Havok Physics. Crusader 2 recaptures the original game’s addictive, fast-paced gameplay and authentic castle simulation. Stronghold Crusader 2 is a strategy, medieval and city builder game developed and published by FireFly Studios. Released on September 22nd 2014 has received 16,945 reviews of which 12,225 were positive and 4,720 were negative resulting in a rating of 7.1 out of 10. Currently offered at a significant 93% discount, this title has earned the #9 position in the best deals for games like Diplomacy is Not an Option.
7.1
12,225
4,720

-93% 34.57€ 2.42€

10. Life is Feudal: Forest Village

Similarity 67% LiF:Forest Village is a city builder with survival aspects in a realistic harsh medieval world. Shape, build and expand your settlement, grow various food to prevent your villagers from avitaminosis and starvation. Possess them for additional micromanagement or simply to wander around. Life is Feudal: Forest Village is a city builder, colony sim and strategy game developed by Mindillusion and published by Bitbox Ltd.. Released on May 26th 2017 has received 5,881 reviews of which 3,897 were positive and 1,984 were negative resulting in a rating of 6.5 out of 10. Currently offered at a significant 93% discount, this title has earned the #10 position in the best deals for games like Diplomacy is Not an Option.
6.5
3,897
1,984

-93% 24.57€ 1.72€

Free games like Diplomacy is Not an Option on Steam

Check out this fantastic list of free-to-play games like Diplomacy is Not an Option you can enjoy on Steam right now, updated on April 30th 2025. Looking for even more free titles? Use the search filters to explore a wider range of free to play games like Diplomacy is Not an Option.

1. Age of Empires III: Definitive Edition

Similarity 50% Age of Empires III: Definitive Edition offers players a trial of this historical single & multiplayer RTS experience. *Note: To unlock all features of the game please see the “Base Game” product. Age of Empires III: Definitive Edition is a strategy, base-building and rts game developed by World's Edge, Tantalus Media and Forgotten Empires and published by Xbox Game Studios. Released on October 15th 2020 has received 47,757 reviews of which 40,389 were positive and 7,368 were negative resulting in a rating of 8.3 out of 10. With 3,077 active players enjoying it for free, this strategy game has reached the #1 spot among the top free games like Diplomacy is Not an Option.
8.3
40,389
7,368

3,077
players

2. Fallout Shelter

Similarity 50% Fallout Shelter puts you in control of a state-of-the-art underground Vault from Vault-Tec. Build the perfect Vault, keep your Dwellers happy, and protect them from the dangers of the Wasteland. Fallout Shelter is a free to play, base-building and survival game developed by Bethesda Game Studios and published by Bethesda Softworks. Released on March 29th 2017 has received 73,924 reviews of which 65,394 were positive and 8,530 were negative resulting in a rating of 8.7 out of 10. Thanks to its free to play tag and a daily player base of 949, this game has secured the #2 spot in the ranking of free games like Diplomacy is Not an Option.
8.7
65,394
8,530

949
players

3. Stronghold Kingdoms

Similarity 61% A massively multiplayer grand strategy game, Stronghold Kingdoms is about forging alliances, political mind games, city-building and castle sieges with thousands of other players! Stronghold Kingdoms is a strategy, free to play and medieval game developed and published by FireFly Studios. Released on February 27th 2012 has received 9,313 reviews of which 5,957 were positive and 3,356 were negative resulting in a rating of 6.3 out of 10. Thanks to its free to play tag and a daily player base of 296, this game has secured the #3 spot in the ranking of free games like Diplomacy is Not an Option.
6.3
5,957
3,356

296
players

4. Kingdom: Classic

Similarity 60% Kingdom is a 2D sidescrolling strategy/resource management hybrid with a minimalist feel wrapped in a beautiful, modern pixel art aesthetic. Kingdom: Classic is a free to play, singleplayer and strategy game developed by Noio and Licorice and published by Raw Fury. Released on October 21st 2015 has received 22,020 reviews of which 19,963 were positive and 2,057 were negative resulting in a rating of 8.9 out of 10. The game currently holds the #4 spot among the most played free games like Diplomacy is Not an Option.
8.9
19,963
2,057

48
players

5. Oxygen: First Breath

Similarity 55% This is a free version of Oxygen, featuring the first 50 game-days. Build your city around the Oxygen Center and ensure your people's survival in a post-apocalyptic future, threatened by crack explosions, deadly winds, droughts and frosts. Lead your people and keep the Oxygen Center running! Oxygen: First Breath is a strategy, base building and city builder game developed by Turquoise Revival Games and published by GrabTheGames and UpgradePoint. Released on October 07th 2022 has received 1,586 reviews of which 1,425 were positive and 161 were negative resulting in a rating of 8.6 out of 10. The game currently holds the #5 spot among the most played free games like Diplomacy is Not an Option.
8.6
1,425
161

4
players

6. Crustacean Nations

Similarity 52% 🦀Crustacean Nations🦀 is a real-time strategy game about total crab warfare. Build a sprawling sand castle and amass huge armies to dominate the beach and become the one true crustacean nation! Crustacean Nations is a strategy, casual and action rts game developed and published by Team Beans. Released on August 19th 2022 has received 454 reviews of which 421 were positive and 33 were negative resulting in a rating of 8.6 out of 10. The game currently holds the #6 spot among the most played free games like Diplomacy is Not an Option.
8.6
421
33

3
players

7. United Penguin Kingdom: Huddle up

Similarity 50% This free version of the United Penguin Kingdom covers the content from one year of in-game time. A city-building game where you build a penguin settlement and satisfy the various needs of your penguins while dealing with seals and killer whales. United Penguin Kingdom: Huddle up is a strategy, city builder and survival game developed by Turquoise Revival Games and published by GrabTheGames and UpgradePoint. Released on December 19th 2023 has received 616 reviews of which 552 were positive and 64 were negative resulting in a rating of 8.4 out of 10. The game currently holds the #7 spot among the most played free games like Diplomacy is Not an Option.
8.4
552
64

2
players

8. Garbage: Hobo Prophecy

Similarity 50% Experience the struggle which a homeless man goes through in a humorous manner. Primitive elements of contemporary life that we take for granted, such as staying warm, well-nourished, and hygienic, will become an issue. Garbage: Hobo Prophecy is a simulation, strategy and auto battler game developed by Homebased and published by GrabTheGames and UpgradePoint. Released on January 28th 2021 has received 1,391 reviews of which 1,023 were positive and 368 were negative resulting in a rating of 7.1 out of 10. The game currently holds the #8 spot among the most played free games like Diplomacy is Not an Option.
7.1
1,023
368

1
players

9. Kingdom Wars

Similarity 52% 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 1,872 were positive and 907 were negative resulting in a rating of 6.6 out of 10. The game currently holds the #9 spot among the most played free games like Diplomacy is Not an Option.
6.6
1,872
907