Best Diplomacy games on PC
Games where players manage relations with other nations or factions through negotiation, alliances, treaties, and war as part of a broader strategy.
- Negotiation with rival factions
- Alliances, treaties, and shifting relations
- Long-term strategic decision-making
Related: Strategy, Grand Strategy, Political Sim, 4X
145 games on PC, with requirements, reviews and prices.
Fabledom
Relaxed fairy-tale city builder with diplomacy, romance, and resource management
85% positive
7,874 reviews
Sid Meier's Civilization® III Complete
Historical turn-based strategy about exploring, settling, and conquering civilizations
89% positive
7,809 reviews
Romance of the Three Kingdoms XIII
Historical grand strategy where any officer can reshape ancient China
58% positive
7,623 reviews
Rebel Inc: Escalation
Political strategy game balancing civilian development against armed insurgency
82% positive
7,586 reviews
HighFleet
Fleet strategy with tactical airship duels and resource management
88% positive
7,442 reviews
Old World
Historical 4X strategy with dynasties and limited actions each turn
83% positive
6,904 reviews
Democracy 4
Political strategy simulation about setting policy and winning reelection
82% positive
6,403 reviews
Supremacy: Call of War 1942
World War II grand strategy built around real-time player diplomacy
71% positive
Free
The Battle of Polytopia
Fast, minimalist 4X strategy built around competing tribes
94% positive
6,010 reviews
SUPREMACY: WORLD WAR 3
Persistent real-time grand strategy with diplomacy and modern global warfare
75% positive
Free
Guilty as Sock!
Multiplayer courtroom party game with improvised arguments and evidence cards
89% positive
5,799 reviews
Pharaoh™: A New Era
Historical city builder about managing Ancient Egypt along the Nile
75% positive
5,394 reviews
Royal Quest Online
Free-to-play fantasy MMORPG with quests, trading, and guild castle battles
77% positive
Free
NEBULOUS: Fleet Command
Real-time space fleet tactics with detailed sensors and electronic warfare
81% positive
4,435 reviews
Supremacy: 1914
Real-time World War I grand strategy with massive multiplayer campaigns
74% positive
Free
Cataclismo
Base-building strategy with modular fortresses against nightly monster attacks
89% positive
4,346 reviews
DEFCON
Cold War strategy matches of nuclear strikes and fragile alliances
87% positive
4,333 reviews
Romance of the Three Kingdoms XI with Power Up Kit
Historical turn-based grand strategy with city management and tactical battles
92% positive
4,120 reviews
House of Legacy
Historical dynasty management sandbox with politics, trade, and estate building
83% positive
3,979 reviews
ROMANCE OF THE THREE KINGDOMS 8 REMAKE
Turn-based historical strategy where any officer can shape events
50% positive
3,949 reviews
Millennia
Turn-based 4X strategy spanning history and branching into alternate ages
67% positive
3,782 reviews
Cepheus Protocol
Open-world military strategy against a spreading zombie outbreak
75% positive
3,768 reviews
Star Trek: Infinite
Space grand strategy with diplomacy, espionage, and Star Trek factions
43% positive
3,522 reviews
Dummynation
Real-time grand strategy about conquering countries through war and diplomacy
88% positive
3,270 reviews