Best Diplomacy Games on Steam
Steam currently has 418 Diplomacy games available to download and play. Explore our list of the best picks ranked by Player Score. Our Player Score rankings are calculated directly from reviews left on the Steam store and will be updated in real-time as more players leave their feedback. Diplomacy game rankings were last updated on 11/18/2024.
Looking for more? Explore other lists such as:
- Free diplomacy games on Steam
- Best diplomacy Steam Deck games
- Best diplomacy Linux games on Steam
- Best diplomacy Steam games for Mac OS
- Free Steam games
- Most played Steam games
- Best rated Steam games
1. Sid Meier's Civilization® V
Create, discover, and download new player-created maps, scenarios, interfaces, and more!
Sid Meier's Civilization® V holds the #1 spot for "best Diplomacy game on Steam" with a Player Score of 95. Its score was calculated by analyzing a total of 200,513 reviews on Steam. This breaks down to a total of 192,635 positive reviews and 7,878 negative reviews — making it "Overwhelmingly Positive" on Steam.
It is priced at $29.99 to play and can be played and ran on Windows, Mac, and Linux systems. At the moment, it is possible to play Sid Meier's Civilization® V on the Steam Deck (though some functionality may be limited).
| Steam Price | $29.99 |
| Release Date | 9/21/2010 |
| Franchise | Civilization Franchise |
| Developers | |
| Publishers | |
| Steam App Id | 8930 |
2. Against the Storm
A dark fantasy city builder where you must rebuild civilization in the face of apocalyptic rains. As the Queen’s Viceroy, lead humans, beavers, lizards, foxes, and harpies to reclaim the wilderness and secure a future for civilization's last survivors.
Against the Storm has achieved a Player Score of 93, placing it in the #2 spot for the best Diplomacy games. Its score was calculated by analyzing a total of 28,911 reviews on Steam. This breaks down to a total of 27,509 positive reviews and 1,402 negative reviews — making it "Overwhelmingly Positive" on Steam.
It is priced at $29.99 to play and can be played and ran on Windows systems. Valve has also verified it as playable on the Steam Deck and will run well.
| Steam Price | $29.99 |
| Release Date | 12/8/2023 |
| Franchise | Hooded Horse |
| Developer | Eremite Games |
| Publisher | Hooded Horse |
| Steam App Id | 1336490 |
3. Ages of Conflict: World War Simulator
Ages of Conflict is a versatile Map Simulation game where you spawn and observe custom AI nations battle it out across an infinite number of worlds. Command nations to nudge the world events into your liking.
Ages of Conflict: World War Simulator has achieved a Player Score of 92, placing it in the #3 spot for the best Diplomacy games. Its score was calculated by analyzing a total of 3,647 reviews on Steam. This breaks down to a total of 3,508 positive reviews and 139 negative reviews — making it "Overwhelmingly Positive" on Steam.
It is priced at $6.99 to play and can be played and ran on Windows, Mac, and Linux systems. At the moment, it is possible to play Ages of Conflict: World War Simulator on the Steam Deck (though some functionality may be limited).
| Steam Price | $6.99 |
| Release Date | 2/17/2023 |
| Developer | JoySpark Games |
| Publisher | JoySpark Games |
| Steam App Id | 2186320 |
4. The Life and Suffering of Sir Brante — Chapter 1&2
A narrative-driven hardcore RPG set in a gritty world where the gods are real. Set out on a challenging lifetime journey, where every choice you make has a price to pay and consequence to it. Will you become an inquisitor, a judge, or conspire against the old order? Dare to decide!
The Life and Suffering of Sir Brante — Chapter 1&2 has achieved a Player Score of 92, placing it in the #4 spot for the best Diplomacy games. Its score was calculated by analyzing a total of 2,033 reviews on Steam. This breaks down to a total of 1,959 positive reviews and 74 negative reviews — making it "Overwhelmingly Positive" on Steam.
It is completely free to play and can be played and ran on Windows systems. At the moment, there is no confirmed information regarding Steam Deck support for this game.
5. 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 has achieved a Player Score of 91, placing it in the #5 spot for the best Diplomacy games. Its score was calculated by analyzing a total of 15,866 reviews on Steam. This breaks down to a total of 14,788 positive reviews and 1,078 negative reviews — making it "Very Positive" on Steam.
It is priced at $19.99 to play and can be played and ran on Windows systems. At the moment, it is not possible to play or run Sins of a Solar Empire®: Rebellion on the Steam Deck.
| Steam Price | $19.99 |
| Release Date | 6/12/2012 |
| Developers | |
| Publisher | Stardock Entertainment |
| Steam App Id | 204880 |
6. Suzerain
Assume the role of President Anton Rayne and guide the nation of Sordland. Amidst brewing international conflicts, need for reform, deep-seated corruption, and economic recession, you must make the decisions in this political drama. How will you lead?
Suzerain has achieved a Player Score of 91, placing it in the #6 spot for the best Diplomacy games. Its score was calculated by analyzing a total of 8,211 reviews on Steam. This breaks down to a total of 7,674 positive reviews and 537 negative reviews — making it "Very Positive" on Steam.
It is priced at $4.99 to play and can be played and ran on both Windows and Mac systems. Valve has also verified it as playable on the Steam Deck and will run well.
| Steam Price | $4.99 |
| Release Date | 12/4/2020 |
| Franchise | Suzerain Universe |
| Developer | Torpor Games |
| Publishers | |
| Steam App Id | 1207650 |
7. The Battle of Polytopia
Welcome to the unique, turn-based strategy game set in the strange, flat world of the Square. Lead one of 16 distinct civilizations to victory by expanding your empire, researching technologies, and ultimately become ruler of the world! Play in single-player or multiplayer mode for up to 16 players.
The Battle of Polytopia has achieved a Player Score of 90, placing it in the #7 spot for the best Diplomacy games. Its score was calculated by analyzing a total of 4,830 reviews on Steam. This breaks down to a total of 4,532 positive reviews and 298 negative reviews — making it "Very Positive" on Steam.
It is priced at $7.49 to play and can be played and ran on Windows, Mac, and Linux systems. Valve has also verified it as playable on the Steam Deck and will run well.
| Steam Price | $7.49 |
| Release Date | 8/4/2020 |
| Developer | Midjiwan AB |
| Publisher | Midjiwan AB |
| Steam App Id | 874390 |
8. The Advisor - Episode 1: Royal Pain
The Advisor Series is a player-driven narrative where your choices & decisions, both in the game, and out of the game, determine how future episodes unfold. Play the role of villain protagonist Magnus the Magician, as he wreaks havoc across the land, one well-placed fireball at a time!
The Advisor - Episode 1: Royal Pain has achieved a Player Score of 90, placing it in the #8 spot for the best Diplomacy games. Its score was calculated by analyzing a total of 567 reviews on Steam. This breaks down to a total of 552 positive reviews and 15 negative reviews — making it "Overwhelmingly Positive" on Steam.
It is priced at $2.99 to play and can be played and ran on Windows systems. At the moment, there is no confirmed information regarding Steam Deck support for this game.
| Steam Price | $2.99 |
| Release Date | 5/31/2021 |
| Developer | Randumb Studios |
| Publisher | Randumb Studios |
| Steam App Id | 1601680 |
9. Victoria II
Carefully guide your nation from the era of absolute monarchies in the early 19th century, through expansion and colonization, to finally become a truly great power by the dawn of the 20th century. Victoria II is a grand strategy game played during the colonial era of the 19th century, where the player takes control of a country, guiding...
Victoria II has achieved a Player Score of 90, placing it in the #9 spot for the best Diplomacy games. Its score was calculated by analyzing a total of 19,107 reviews on Steam. This breaks down to a total of 17,658 positive reviews and 1,449 negative reviews — making it "Very Positive" on Steam.
It is priced at $19.99 to play and can be played and ran on Windows systems. At the moment, it is possible to play Victoria II on the Steam Deck (though some functionality may be limited).
| Steam Price | $19.99 |
| Release Date | 8/30/2010 |
| Franchise | Victoria - Official |
| Developer | Paradox Development Studio |
| Publisher | Paradox Interactive |
| Steam App Id | 42960 |
10. Hearts of Iron IV
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 has achieved a Player Score of 90, placing it in the #10 spot for the best Diplomacy games. Its score was calculated by analyzing a total of 316,782 reviews on Steam. This breaks down to a total of 288,447 positive reviews and 28,335 negative reviews — making it "Very Positive" on Steam.
It is priced at $49.99 to play and can be played and ran on Windows, Mac, and Linux systems. At the moment, it is possible to play Hearts of Iron IV on the Steam Deck (though some functionality may be limited).
| Steam Price | $49.99 |
| Release Date | 6/6/2016 |
| Franchise | Paradox Interactive - Official |
| Developer | Paradox Development Studio |
| Publisher | Paradox Interactive |
| Steam App Id | 394360 |
More Diplomacy Games
Explore even more rankings for the 100 best Diplomacy games available on Steam.
| Image | Name | Actions | ||||
|---|---|---|---|---|---|---|
| 14,401 | 9/21/2010 | 95 | $29.99 | Steam Charts | |
| 2,079 | 12/8/2023 | 93 | $29.99 | Steam Charts | |
| 204 | 2/17/2023 | 92 | $6.99 | Steam Charts | |
| 1 | 12/1/2020 | 92 | Free | Steam Charts | |
| 168 | 6/12/2012 | 91 | $19.99 | Steam Charts | |
| 337 | 12/4/2020 | 91 | $4.99 | Steam Charts | |
| 148 | 8/4/2020 | 90 | $7.49 | Steam Charts | |
| 1 | 5/31/2021 | 90 | $2.99 | Steam Charts | |
| 198 | 8/30/2010 | 90 | $19.99 | Steam Charts | |
| 54,160 | 6/6/2016 | 90 | $49.99 | Steam Charts | |
 | 2,272 | 3/15/2011 | 90 | $29.99 | Steam Charts | |
 | 69 | 3/29/2021 | 90 | $17.99 | Steam Charts | |
 | 1,583 | 2/14/2012 | 89 | Free | Steam Charts | |
 | 1,037 | 1/16/2018 | 89 | $39.99 | Steam Charts | |
 | 21 | 2/15/2019 | 89 | Free | Steam Charts | |
 | 20 | 2/4/2009 | 88 | $9.99 | Steam Charts | |
 | 1,157 | 11/21/2018 | 88 | $4.99 | Steam Charts | |
 | 11 | 9/2/2015 | 88 | $19.99 | Steam Charts | |
 | 1 | 7/31/2020 | 88 | Free | Steam Charts | |
 | 4 | 3/25/2018 | 87 | $5.99 | Steam Charts |
Soures & References
Steambase has best-in-class data powered directly by Steam, our data partners, and in-house experts. Reviews and rankings are enriched, analyzed, and updated in real-time to ensure we surface the most up-to-date insights. Learn more about the Steambase approach to data collection and our review methodology.
- Valve Corporation. (2024, November 18). Steam Store. Steam Store.
- Valve Corporation. (2024, November 18). Sid Meier's Civilization® V on Steam. Steam Store.
- Valve Corporation. (2024, December 13). Against the Storm on Steam. Steam Store.
- Valve Corporation. (2024, December 11). Ages of Conflict: World War Simulator on Steam. Steam Store.
- Valve Corporation. (2024, November 8). The Life and Suffering of Sir Brante — Chapter 1&2 on Steam. Steam Store.
- Valve Corporation. (2024, December 5). Sins of a Solar Empire®: Rebellion on Steam. Steam Store.
- Valve Corporation. (2024, November 30). Suzerain on Steam. Steam Store.
- Valve Corporation. (2024, November 28). The Battle of Polytopia on Steam. Steam Store.
- Valve Corporation. (2024, December 9). The Advisor - Episode 1: Royal Pain on Steam. Steam Store.
- Valve Corporation. (2024, December 4). Victoria II on Steam. Steam Store.
- Valve Corporation. (2024, December 12). Hearts of Iron IV on Steam. Steam Store.