Most Played Diplomacy Games on Steam
Take a look at the top diplomacy games that are currently attracting the largest player bases on the Steam platform, as of July 31st 2025. Want to explore even more diplomacy titles available on Steam? Explore the complete list of the best diplomacy games.
Lists & Categories
1. ROMANCE OF THE THREE KINGDOMS XIV
Triumph over the land, take charge of the fate of China! Conquer territories and fly your colors! ROMANCE OF THE THREE KINGDOMS XIV is a game developed and published by . Released on January 15th 2020 has received 15,111 reviews of which 9,421 were positive and 5,690 were negative resulting in a rating of 6.2 out of 10. The game has hit the top spot as the #1 most played diplomacy game, thanks to its 679 peak concurrent players over the last day.
6.2
9,421
5,690
679
players
2. Sins of a Solar Empire®: Rebellion
Command a space-faring empire in Sins of a Solar Empire: Rebellion, the new stand-alone expansion that combines 4X depth with real-time strategy gameplay. Sins of a Solar Empire®: Rebellion is a game developed and published by . Released on June 12th 2012 has received 16,015 reviews of which 14,919 were positive and 1,096 were negative resulting in an impressive rating of 9.1 out of 10. While seeing 263 players online at once in the last 24 hours, this game is currently ranked #2 among diplomacy games based on player count.
9.1
14,919
1,096
263
players
3. NOBUNAGA'S AMBITION: Sphere of Influence - Ascension
In the simulation game series "Nobunaga's Ambition", players aim to unify Japan in the troubled times of the Warring States era. In this release we include "Officer Play" for the first time in the series, allowing players to advance from retainer to Castle Lord and then on to Daimyo. NOBUNAGA'S AMBITION: Sphere of Influence - Ascension is a game developed and published by . Released on March 23rd 2016 has received 1,046 reviews of which 732 were positive and 314 were negative resulting in a rating of 6.8 out of 10. While seeing 116 players online at once in the last 24 hours, this game is currently ranked #3 among diplomacy games based on player count.
6.8
732
314
116
players
4. Romance of the Three Kingdoms X with Power Up Kit
"Romance of the Three Kingdoms Ⅹ with Power Up Kit" is an expanded version of "Romance of the Three Kingdoms Ⅹ," which was released in 2004 as the 10th game in the series. In this release, the all-officer playable advances. Romance of the Three Kingdoms X with Power Up Kit is a game developed and published by . Released on December 05th 2017 has received 662 reviews of which 546 were positive and 116 were negative resulting in a rating of 7.8 out of 10. The game currently holds the #4 spot among the most played diplomacy games.
7.8
546
116
38
players
5. Romance of the Three Kingdoms XII with Power Up Kit
"Romance of the Three Kingdoms 12 with Power Up Kit" is an expanded version of "Romance of the Three Kingdoms 12," which was released in 2012 as the 12th game in the series. The stage is set. Create the story. Romance of the Three Kingdoms XII with Power Up Kit is a game developed and published by . Released on January 16th 2018 has received 409 reviews of which 303 were positive and 106 were negative resulting in a rating of 7.0 out of 10. The game currently holds the #5 spot among the most played diplomacy games.
7.0
303
106
25
players
6. 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? Solium Infernum is a game developed and published by . Released on February 22nd 2024 has received 1,486 reviews of which 1,304 were positive and 182 were negative resulting in a rating of 8.4 out of 10. The game currently holds the #6 spot among the most played diplomacy games.
8.4
1,304
182
23
players
7. A Game of Thrones: The Board Game - Digital Edition
A Game of Thrones: The Board Game – Digital Edition is the digital adaptation of the top-selling strategy board game from Fantasy Flight Games. A Game of Thrones: The Board Game - Digital Edition is a game developed and published by . Released on October 06th 2020 has received 1,812 reviews of which 1,267 were positive and 545 were negative resulting in a rating of 6.8 out of 10. The game currently holds the #7 spot among the most played diplomacy games.
6.8
1,267
545
22
players
8. Romance of the Three Kingdoms Maker
"Romance of the Three Kingdoms Maker" celebrates the 30th anniversary of the "Romance of the Three Kingdoms" series. It has been realized through a collaboration between the creators of the "Romance of the Three Kingdoms" series, Koei Tecmo Games, and the creators of the "TSUKURU" series, KADOKAWA. Romance of the Three Kingdoms Maker is a game developed and published by . Released on December 09th 2015 has received 326 reviews of which 217 were positive and 109 were negative resulting in a rating of 6.4 out of 10. The game currently holds the #8 spot among the most played diplomacy games.
6.4
217
109
13
players
9. Power & Revolution 2020 Edition
The new version of Geopolitical Simulator 4, the ultrarealistic simulator of today's world where you play as the head of state or as the opposition! Stop the spread of the Covid-19 pandemic and restart the economy, participate in the US elections or engage in lightning wars with new 2020 scenarios. Power & Revolution 2020 Edition is a game developed and published by . Released on September 17th 2020 has received 840 reviews of which 524 were positive and 316 were negative resulting in a rating of 6.1 out of 10. The game currently holds the #9 spot among the most played diplomacy games.
6.1
524
316
4
players
10. Realpolitiks
Become the leader of any contemporary country in this streamlined real-time grand strategy game. Use diplomacy, espionage, military and economic power to deal with other nations, while tackling issues such as terrorism, financial crises and medical epidemics, all in an effort to achieve global domination! Realpolitiks is a game developed and published by . Released on February 16th 2017 has received 1,204 reviews of which 743 were positive and 461 were negative resulting in a rating of 6.0 out of 10. The game currently holds the #10 spot among the most played diplomacy games.
6.0
743
461
4
players
More Diplomacy & Related Games
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