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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Founders' Fortune 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.

Similarity 42%
Price -99% 0.29€
Rating 7.7
Release 18 Dec 2020
Little Big Workshop Manage your workers, stations, machines and create awesome stuff as your little big workshop grows into your dream factory!

Similarity 41%
Price -97% 0.66€
Rating 8.1
Release 17 Oct 2019
Xenonauts 2 Wage a global war of resistance against an alien invasion. Command turn-based tactical battles, build a network of covert bases, directly control your fighter wings, and achieve strategic victory in a simulation of asymmetric warfare against a technologically superior foe.

Similarity 41%
Price -62% 15.29€
Rating 7.8
Release 18 Jul 2023
Commandos: Beyond the Call of Duty You have been selected for active service in the Commandos Corps, and must now mobilize in a series of 8 new dangerous missions.

Similarity 41%
Price -81% 0.95€
Rating 8.4
Release 15 Mar 2007
Ancestors Legacy 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.

Similarity 41%
Price -95% 1.85€
Rating 7.7
Release 22 May 2018
Dungeons 4 The Absolute Evil and its trusted *cough* servant, the Dark Elf Thalya, return in Dungeons 4 after the events of its fabulous predecessor to bring about their triumph over the forces of good once more.

Similarity 41%
Price -55% 22.70€
Rating 8.6
Release 09 Nov 2023
Tower Dominion Build and design the terrain while defending your stronghold against alien invasion in this unique Roguelike tower defense. Choose from 30 heroes, survive enemy waves, and upgrade a variety of destructive towers to hold the line!

Similarity 41%
Price -42% 9.96€
Rating 8.0
Release 07 May 2025
Black Forest Danger, death, and despair define Black Forest. As the chief of an unlucky village, your goal is to survive. Gather resources, shore up the village, then survive the terrifying night. Maybe you'll hold out long enough for relief to arrive. Maybe not. Are you up to the challenge?

Similarity 41%
Price -80% 2.93€
Rating 7.1
Release 25 Sep 2023
News Tower Develop your newspaper and become New York’s new media mogul! In this tycoon, build and manage your newspaper from printer to toilet. Create your editorial line and lead your journalists through unique 1930's stories and dig out the latest scoops!

Similarity 41%
Price -25% 14.99€
Rating 9.2
Release 13 Feb 2024
The Last Federation From the creators of AI War: Fleet Command comes an all-new grand strategy title with turn-based tactical combat, set in a deep simulation of an entire solar system and its billions of inhabitants. You are the last of a murdered race, determined to unify or destroy the 8 others.

Similarity 41%
Price -97% 0.72€
Rating 7.1
Release 18 Apr 2014
Startopia A once thriving network of space stations and planets have been left lifeless, redundant scars of the apocalypse. Into this age of darkness comes light. You will lead the way in rebuilding the network of space stations to a standard accepted by the individual alien races, attracting them to harness their expertise and research new...

Similarity 41%
Price -91% 0.56€
Rating 8.5
Release 10 Oct 2013
Dungeons 3 At last, the Dungeon Lord has successfully united the forces of evil and established his dark empire. Time for the next step in his most diabolical quest: expansion!

Similarity 41%
Price -97% 0.93€
Rating 9.2
Release 13 Oct 2017
X-COM: Apocalypse There's something evil in the city tonight... Earth has been ravaged by human excess, petty conflict and alien invasion. The world's population has been herded into huge cities, the first of which was Mega Primus. 2084: A Utopia shattered, social collapse and civil unrest reigns in Mega Primus. Fiendish aliens terrorize the city.

Similarity 41%
Price -93% 0.35€
Rating 8.3
Release 04 Sep 2008
8-Bit Armies 8-Bit Armies is a retro Real-Time Strategy game. With a colorful, blocky voxel art style, 8-Bit Armies is Petroglyph's most fast-paced, friendly, and accessible RTS game to date. Featuring a campaign of 25 single-player missions, 12 co-op missions, multiplayer and skirmish modes.

Similarity 40%
Price -84% 2.42€
Rating 7.9
Release 22 Apr 2016
Sea Power : Naval Combat in the Missile Age From the lead designer of Cold Waters, Sea Power lets you control NATO and Warsaw Pact forces in modern naval conflict campaigns. Use your advanced naval weaponry and sensors to respect rules of engagement and defeat the enemy forces in a tense fight for initiative and air/naval supremacy.

Similarity 40%
Price -31% 33.99€
Rating 8.7
Release 12 Nov 2024
Zombie Cure Lab In a world overrun by the undead, build a lab to fight back with science. Manage survivors, gather vital resources, and turn zombies into allies. Defend your base and research the cure to reclaim humanity.

Similarity 40%
Price -88% 3.24€
Rating 6.8
Release 27 May 2025
Total War: MEDIEVAL II – Definitive Edition 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.

Similarity 40%
Price -80% 4.99€
Rating 9.4
Release 15 Nov 2006
Field of Glory II Field of Glory II is a turn-based tactical game set during the Rise of Rome from 280 BC to 25 BC.

Similarity 40%
Price -98% 0.66€
Rating 7.9
Release 12 Oct 2017
Diluvian Winds Diluvian Winds is a relaxing management game set in a small hamlet at the foot of a lighthouse. Welcome weary travelers and work together to expand your hamlet on land, under the sea, or among the clouds.

Similarity 40%
Price -83% 3.09€
Rating 6.9
Release 25 Apr 2024
Cafe Owner Simulator Open your dream restaurant at FPP. Create a unique exterior and interior, hire the best workers and chefs, create a place where people will love to eat, spend time and spend their money. Simulation of the restaurant business.

Similarity 40%
Price -95% 1.00€
Rating 6.4
Release 05 Dec 2022
Conan Unconquered From the Command & Conquer veterans at Petroglyph comes the first ever survival RTS set in the savage world of Conan the Barbarian. Play solo or team up in multiplayer in Conan Unconquered’s action-packed co-op Mode where you build a shared stronghold and fend off the hordes together.

Similarity 40%
Price -85% 3.02€
Rating 6.6
Release 29 May 2019
Urbek City Builder Urbek is a city building game where you can build your own neighbourhoods: from nightlife district to industrial district. Don't exhaust your natural resources before you have an educated population to build more efficient structures.

Similarity 40%
Price -88% 2.22€
Rating 8.6
Release 13 Jul 2022
Farm Manager World Dive into the agricultural life with Farm Manager World! Manage your own farm across vibrant global locations, cultivate exotic crops, and build your agribusiness empire. Welcome to sustainable farming at its finest.

Similarity 40%
Price -24% 14.82€
Rating 6.9
Release 21 Apr 2025
Lethis - Path of Progress Lethis - Path of Progress is a city-builder in a victorian steampunk setting.

Similarity 40%
Price -97% 0.79€
Rating 6.6
Release 25 Jun 2015

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 June 16th 2025.

1. Hearts of Iron IV

Similarity 46% 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 Diplomacy is Not an Option, thanks to its 30,016 peak concurrent players over the last day.
8.8
305,168
36,982

30,016
players

2. Age of Empires II: Definitive Edition

Similarity 50% 42 Civilizations, 229 Campaign Missions, Singleplayer, Co-Op, Multiplayer, In-Game Editor, Mods, Cross-play...It is good to be the king. Age of Empires II: Definitive Edition is a strategy, rts and city builder game developed by Forgotten Empires, Tantalus Media, Wicked Witch, World's Edge and CaptureAge and published by Xbox Game Studios. Released on November 14th 2019 has received 162,462 reviews of which 154,061 were positive and 8,401 were negative resulting in an impressive rating of 9.4 out of 10. While seeing 15,584 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.
9.4
154,061
8,401

15,584
players

3. Age of Empires IV: Anniversary Edition

Similarity 51% 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 80,870 reviews of which 69,559 were positive and 11,311 were negative resulting in a rating of 8.5 out of 10. While seeing 6,242 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
69,559
11,311

6,242
players

4. Captain of Industry

Similarity 42% 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. Captain of Industry is a base-building, automation and resource management game developed and published by MaFi Games. Released on May 31st 2022 has received 7,154 reviews of which 6,737 were positive and 417 were negative resulting in an impressive rating of 9.1 out of 10. With 3,916 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.
9.1
6,737
417

3,916
players

5. Age of Empires III: Definitive Edition

Similarity 51% 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 48,342 reviews of which 40,941 were positive and 7,401 were negative resulting in a rating of 8.3 out of 10. With 3,597 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.
8.3
40,941
7,401

3,597
players

6. Total War: MEDIEVAL II – Definitive Edition

Similarity 40% 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 3,215 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.
9.4
31,910
1,434

3,215
players

7. Anno 1800

Similarity 49% 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 3,157 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.
8.0
20,368
4,723

3,157
players

8. Age of Empires II (Retired)

Similarity 49% 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 2,630 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.
9.4
97,083
4,268

2,630
players

9. Total War: EMPIRE – Definitive Edition

Similarity 42% Command the seas, control the land, forge a new nation, and conquer the globe. Total War: EMPIRE – Definitive Edition is a strategy, historical and military game developed by Creative Assembly and Feral Interactive (Linux) and published by Feral interactive (Mac), Feral Interactive (Linux) and SEGA. Released on March 04th 2009 has received 35,480 reviews of which 32,211 were positive and 3,269 were negative resulting in a rating of 8.9 out of 10. With 2,365 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.
8.9
32,211
3,269

2,365
players

10. Workers & Resources: Soviet Republic

Similarity 46% Build a soviet republic from an impoverished country into a rich industrial superpower in a city builder with intricate production chains and a fully simulated global economy. Manage the lives of your citizens from education to work and party loyalty to criminal activity. Workers & Resources: Soviet Republic is a strategy, simulation and city builder game developed by 3Division and published by Hooded Horse. Released on June 20th 2024 has received 22,175 reviews of which 20,192 were positive and 1,983 were negative resulting in a rating of 8.9 out of 10. With 2,210 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.
8.9
20,192
1,983

2,210
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 June 16th 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. Starship Troopers: Terran Command

Similarity 60% Lead the Mobile Infantry in this RTS game set in the Starship Troopers film universe. Balance your army composition with a diverse set of unit types, overcome line-of-sight and line-of-fire challenges through tactical positioning, and use special abilities to smash the Arachnid hordes! Starship Troopers: Terran Command is a strategy, rts and singleplayer game developed by The Artistocrats and published by Slitherine Ltd.. Released on June 16th 2022 has received 10,784 reviews of which 9,461 were positive and 1,323 were negative resulting in a rating of 8.5 out of 10. Featuring a massive 99% discount, this game currently holds the #1 spot in the best deals for games like Diplomacy is Not an Option.
8.5
9,461
1,323

-99% 28.99€ 0.46€

2. Founders' Fortune

Similarity 42% 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 2,114 reviews of which 1,699 were positive and 415 were negative resulting in a rating of 7.7 out of 10. Thanks to its incredible 99% discount, this game is now the #2 best deal in games like Diplomacy is Not an Option.
7.7
1,699
415

-99% 18.99€ 0.29€

3. Destroyer: The U-Boat Hunter

Similarity 40% Destroyer: The U-Boat Hunter brings you an authentic and historically accurate destroyer simulation along with gripping anti-submarine warfare set in the turmoils of the Atlantic Ocean during World War II. Destroyer: The U-Boat Hunter is a simulation, naval combat and world war ii game developed by Iron Wolf Studio S.A. and published by Daedalic Entertainment. Released on December 06th 2023 has received 1,038 reviews of which 783 were positive and 255 were negative resulting in a rating of 7.2 out of 10. Thanks to its incredible 99% discount, this game is now the #3 best deal in games like Diplomacy is Not an Option.
7.2
783
255

-99% 29.99€ 0.49€

4. Honey, I Joined a Cult

Similarity 48% 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 1,732 reviews of which 1,279 were positive and 453 were negative resulting in a rating of 7.1 out of 10. Currently offered at a significant 99% discount, this title has earned the #4 position in the best deals for games like Diplomacy is Not an Option.
7.1
1,279
453

-99% 21.99€ 0.40€

5. The Pale Beyond

Similarity 43% You didn’t ask to lead this expedition, but here you are. Stuck in the ice, Captain missing, miles from civilisation. Someone has to take charge. Manage your meagre resources, balance safety and morale, make the hard calls, and head in the only direction you can - through The Pale Beyond. The Pale Beyond is a resource management, survival and choices matter game developed by Bellular Studios and published by Fellow Traveller. Released on February 24th 2023 has received 1,862 reviews of which 1,658 were positive and 204 were negative resulting in a rating of 8.5 out of 10. Currently offered at a significant 98% discount, this title has earned the #5 position in the best deals for games like Diplomacy is Not an Option.
8.5
1,658
204

-98% 19.50€ 0.45€

6. Field of Glory II

Similarity 40% 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 #6 position in the best deals for games like Diplomacy is Not an Option.
7.9
960
197

-98% 28.99€ 0.66€

7. Knights of Honor II: Sovereign

Similarity 46% 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. Knights of Honor II: Sovereign is a strategy, simulation and medieval game developed by Black Sea Games and published by THQ Nordic. Released on December 06th 2022 has received 5,792 reviews of which 4,450 were positive and 1,342 were negative resulting in a rating of 7.5 out of 10. Currently offered at a significant 98% discount, this title has earned the #7 position in the best deals for games like Diplomacy is Not an Option.
7.5
4,450
1,342

-98% 44.99€ 0.97€

8. Railroad Tycoon 3

Similarity 42% Railroad Tycoon 3 features 25 scenarios challenging players to recreate magnificent feats of railroading history from around the world. Players can lay track (including tunnels and overpasses), pick from over 40 locomotives from early steams to modern bullets, choose to haul over 35 types of cargo in a dynamic economy, and participate in... Railroad Tycoon 3 is a management, strategy and trains game developed by PopTop and published by 2K. Released on May 04th 2007 has received 1,169 reviews of which 900 were positive and 269 were negative resulting in a rating of 7.4 out of 10. Currently offered at a significant 98% discount, this title has earned the #8 position in the best deals for games like Diplomacy is Not an Option.
7.4
900
269

-98% 9.99€ 0.25€

9. Rise of Industry

Similarity 46% 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 4,100 reviews of which 3,001 were positive and 1,099 were negative resulting in a rating of 7.1 out of 10. Currently offered at a significant 98% discount, this title has earned the #9 position in the best deals for games like Diplomacy is Not an Option.
7.1
3,001
1,099

-98% 28.99€ 0.62€

10. Stronghold Crusader 2

Similarity 49% 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 17,082 reviews of which 12,328 were positive and 4,754 were negative resulting in a rating of 7.1 out of 10. Currently offered at a significant 98% discount, this title has earned the #10 position in the best deals for games like Diplomacy is Not an Option.
7.1
12,328
4,754

-98% 29.99€ 0.78€

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 June 16th 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 51% 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 48,342 reviews of which 40,941 were positive and 7,401 were negative resulting in a rating of 8.3 out of 10. With 3,597 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
40,941
7,401

3,597
players

2. War Selection

Similarity 41% War Selection is a compelling RTS game featuring base building, resource extraction and warfare. Evolve from a stone age tribe to a distinct industrial nation with unique game mechanics and battle for supremacy with dozens of players on a unique procedurally generated map. War Selection is a strategy, base-building and free to play game developed and published by Glyph Worlds. Released on October 08th 2019 has received 21,854 reviews of which 18,745 were positive and 3,109 were negative resulting in a rating of 8.4 out of 10. Thanks to its free to play tag and a daily player base of 486, this game has secured the #2 spot in the ranking of free games like Diplomacy is Not an Option.
8.4
18,745
3,109

486
players

3. Supremacy: Call of War 1942

Similarity 41% Take over the control of one of the mighty nations during the times of World War 2 in this persisting long-term strategy game. Conquer provinces, forge alliances and build up your economy in real-time. Research top secret weapons of World War 2 and become the one true superpower! Supremacy: Call of War 1942 is a strategy, free to play and world war ii game developed and published by Bytro Labs GmbH. Released on October 21st 2017 has received 5,832 reviews of which 4,168 were positive and 1,664 were negative resulting in a rating of 7.0 out of 10. Thanks to its free to play tag and a daily player base of 321, this game has secured the #3 spot in the ranking of free games like Diplomacy is Not an Option.
7.0
4,168
1,664

321
players

4. Kingdom: Classic

Similarity 46% 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, strategy and singleplayer game developed by Noio and Licorice and published by Raw Fury. Released on October 21st 2015 has received 22,088 reviews of which 20,023 were positive and 2,065 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
20,023
2,065

48
players

5. World War Armies

Similarity 41% World War Armies is the ultimate PvP real-time strategy game. Command advanced war machines and compete for free against other players worldwide. Revolutionary mechanics reduce downtime and focus on direct engagement with the enemy, you get to the fun parts of RTS faster. World War Armies is a rts, pvp and strategy game developed and published by Hypemasters and Inc.. Released on May 02nd 2024 has received 769 reviews of which 479 were positive and 290 were negative resulting in a rating of 6.1 out of 10. The game currently holds the #5 spot among the most played free games like Diplomacy is Not an Option.
6.1
479
290

36
players

6. Beecarbonize

Similarity 43% Do you have what it takes to save the planet? Beecarbonize is an environmental card strategy game with climate change as your opponent. Beecarbonize is a strategy, resource management and card game game developed and published by Charles Games. Released on August 01st 2023 has received 1,988 reviews of which 1,858 were positive and 130 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 Diplomacy is Not an Option.
8.9
1,858
130

5
players

7. Oxygen: First Breath

Similarity 53% 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 1,594 reviews of which 1,432 were positive and 162 were negative resulting in a rating of 8.6 out of 10. The game currently holds the #7 spot among the most played free games like Diplomacy is Not an Option.
8.6
1,432
162

4
players

8. Epicinium

Similarity 45% Epicinium is a strategy game where nature is a finite resource. No need to wait for your move, thanks to fast, simultaneous turns. Your economy and troops are influenced by the environment and increasingly severe weather effects. Is it worth winning a war when you end up conquering dirt and ash? Epicinium is a turn-based strategy, pvp and military game developed and published by A Bunch of Hacks. Released on October 12th 2020 has received 302 reviews of which 265 were positive and 37 were negative resulting in a rating of 8.1 out of 10. The game currently holds the #8 spot among the most played free games like Diplomacy is Not an Option.
8.1
265
37

1
players

9. Smart Factory Tycoon: Beginnings

Similarity 50% This is a free version of Smart Factory Tycoon, a game inspired by Little Big Workshop introducing the first productions. Smart Factory Tycoon is a tycoon management game where you design your dream factory with robots, plan all steps of production, research new technologies and become a tycoon! Smart Factory Tycoon: Beginnings is a simulation, strategy and resource management game developed by Turquoise Revival Games and published by GrabTheGames. Released on January 05th 2022 has received 496 reviews of which 385 were positive and 111 were negative resulting in a rating of 7.3 out of 10. The game currently holds the #9 spot among the most played free games like Diplomacy is Not an Option.
7.3
385
111

1
players

10. Over the Counter

Similarity 48% A pharmaceutical business management game. Over the Counter is a simulation, strategy and medical sim game developed and published by Brody Rampono. Released on February 12th 2022 has received 386 reviews of which 355 were positive and 31 were negative resulting in a rating of 8.5 out of 10. The game currently holds the #10 spot among the most played free games like Diplomacy is Not an Option.
8.5
355
31