Best Diplomacy Games on Steam
Unlike generic lists, our game recommendations use a rigorous analysis of Steam user reviews to identify and feature only the best, community-validated diplomacy games.
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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.
Rise of Piracy
The perfect blend of Action, Adventure and RTS. Begin your journey as the lowly captain of a small vessel. End as the commander of a threatening fleet. Rise to glory how you see fit. Trade, fight, recruit, grow, pillage, ally, destroy & conquer.
Microcivilization
Incremental clicker strategy, where you expand, construct, research, fight, collect heroes and make choices between good and evil. Ascend through difficulty tiers by playing through challenge campaign going back and forth through history. Mammoths included.
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.
The End of History
A historical sandbox simulation where every NPC lives their own life. They don't wait for you—they ally, marry, betray, and die. Kingdoms rise and fall by someone's will. Sometimes you shape history, sometimes it sweeps you away—an observer of a once-in-a-lifetime story that only you can witness.
Reign of Guilds
Reign of Guilds — the spiritual successor to the old-school fantasy where steel, magic, and skill decide your fate. Inspired by the legacy of Ultima Online and EverQuest.
Whiskerwood
Establish a home for your industrious mice under the oppressive paw of your cat overlords in this city builder featuring complex simulations, intricate production chains, and the age-old rivalry between cat and mouse.
Europa Universalis V
Use war, trade or diplomacy to satisfy your grandest ambitions and dominate five centuries of history in the newest version of Europa Universalis, Paradox Interactive's flagship historical grand strategy game.
Politics The Game
Become a parliamentarian, create a powerful party, and lead it to victory in this humorous adventure game. Manage your popularity and dignity, use unique powers, and navigate a storyline inspired by current events.
ENDLESS™ Legend 2
Lead your people to victory on an ever-evolving world in this strategy game featuring asymmetric factions led by powerful heroes. Build your empire, wield political influence, and raise grand armies to wage war in a race to uncover dark secrets buried within the planet.
Noble Legacy
Noble Legacy is a medieval city-builder in which you rule the lands as a Noble. Build your kingdom, manage your people, defend your realm, and master a deep economy, alone or with friends in co-op, every decision is yours. What kind of ruler will you be?
Warnament
A turn-based grand strategy game, simple for newbies yet challenging for masters. As the leader of a nation, you will conquer territories and advance in military, technology, culture, or politics. Choose from historical scenarios or create your own with an editor.
The Necromancer's Tale
A story-rich gothic RPG. Master the rituals of an ancient spellbook. Raise an undead army to march against your enemies. Commune with the realm of the dead & struggle with your descent into madness. Progress through secrecy, diplomacy, blackmail, coercion & seduction until ready to reveal yourself.
Crisis in the Kremlin: The Cold War
Crisis in the Kremlin is a global real-time political strategy about the Socialist world in its final decade. Shape the fate of the world as you manage economy, foreign relations, and domestic policy. Engage with countries across the globe, using diplomacy or even proxy wars to expand your reach.
Guilty as Sock!
Enter a chaotic courtroom where socks play lawyers, prosecutors, and judges! Use absurd evidence, craft wild arguments, and deliver verdicts in this hilarious online party game. Improvise, strategize, and shout "Objection!"—because in Guilty as Sock!, chaos always wins!
House of Legacy
Step into the shoes of a fallen clan leader, starting with nothing but a crumbling estate and a handful of hopes, rising through careful planning, trade, and diplomacy to become one of the most powerful families in the land. Now it’s time to forge a legendary dynasty that leaves its mark on history.
KAISERPUNK
Build a city to rule the world in Kaiserpunk, a grand city builder blending production-focused city building with world conquest in an alternate 20th century world. Manage your city, grow industries, build a military, and defeat rivals to become the greatest empire.
Royal Quest Online
Fantasy comes alive in this vast yet cozy free-to-play MMORPG! Choose between 4 classes and 8 subclasses, explore hundreds of locations, thousands of quests, dive into varied PvE and PvP modes, enter the unique vibrant world, and trade with other players. Play, explore, fight and be victorious!
Technotopia
Welcome to Technotopia, a city-builder card game. Take on the role of an AI designed to build a perfect city. Build districts, meet the needs of diverse communities and maintain the delicate balance between factions vying for control over you!
Age of History 3
Grand strategy wargame where the destiny of Civilizations rests in your hands - will they stand united under your leadership or fall divided in conflict? Journey through the entire saga of human civilization, from its earliest days to the futuristic era, crafting your legacy age by age.
Breachway
Explore the galaxy in this deckbuilding, sci-fi roguelike where ship upgrades and crew management are key to your survival. Optimize resource generation, engage in intense turn-based battles, and take on ever-growing threats as you seek out The Signal.
Ara History Untold: Anniversary Edition
Build a nation starting at any point in human history and compete for supremacy in this epic turn-based strategy game. Engage in diplomacy, fight wars, and go head-to-head with other leaders from history.
Republic of Pirates
Establish and grow a pirate utopia during the Golden Age of Piracy. Create a resource-based economy, engage in real-time naval combat, and conduct diplomacy with rival powers. Explore the far reaches of the Caribbean in search of the ultimate fortune and glory.
Fabledom
Set in a wholesome fairytale world, Fabledom is a laid-back City builder. Enjoy the growth of your settlement, interact with your neighbors and defend your kingdom from magical creatures. All to find true love and live happily ever after!
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!
Revival: Recolonization
Set in a post-apoc version of Earth, Revival is a 4x strategy game where the world and its rules can change at key moments, creating a deep and highly replayable experience.
Solium Infernum
Take the Infernal Throne in this hellish turn-based grand strategy game. The Prince of Darkness has vanished, leaving Archfiends to conspire: muster your legions while intoning dark sorceries, devilish schemes, and machiavellian plots. Who will be the new ruler of Hell and ascend the Throne?
Arms Trade Tycoon: Tanks
Arms Trade Tycoon: Tanks is a unique combination of tank design and tycoon game. It puts you in charge of an arms trading company specialized in tanks from WWI to the modern era. Research, design, sell and follow your tanks in battle to make your own history!
The Witch's Cauldron
The Witch's Cauldron is a narrative roguelike game about being a medieval witch. Grab your cauldron and get brewing. Love, curses, laughter, wisdom for sale! Do what thou wilt shall be the whole of the Law. At least before the inquisitors come around.
World Warfare & Economics
Take control of any nation and shape its future. Manage resources, trade, and taxes, engage in real-time warfare, navigate global diplomacy, and react to dynamic world events. Build a thriving economy, forge alliances, and command armies in a constantly evolving world!
Galactic Civilizations IV
Take command of a civilization that has just achieved faster-than-light travel in Galactic Civilizations IV, the newest entry in the award-winning space 4X strategy game series. Explore the galaxy, colonize worlds, shape cultures, make alliances, fight wars and pioneer new technologies.
Rise Of The White Sun - 白日升
A Giant Strategy Sandbox experience set in Warlord China. *Tons of playable factions! *Communist insurgents, * Boxers like rebels, *Greedy warlords, *Mongol riders, *A mad russian baron, *Shanghai gangsters, *And armored trains!