Single-player games like Republic of Pirates
Below are 17 single-player Steam games similar to Republic of Pirates, ranked by player overlap. Every pick carries Steam's Single-player category, so multiplayer-only titles or always-online games don't sneak in. imho.run pulls the category data from Steam directly — Single-player here matches what the store labels.
Want the full alternatives list (paid + free + Steam Deck + cheaper picks)? See the parent games like Republic of Pirates page.
Ranked picks
- 1

Port Royale 4
Single-player alternative to Republic of Pirates — playable solo, no multiplayer required. Shares Strategy and Simulation with Republic of Pirates.
Set sail and join the colonial powers of Spain, England, France and the Netherlands in their fight for supremacy of the Caribbean in the 17th century.
- 2

Legacy of Sail
Single-player alternative to Republic of Pirates — playable solo, no multiplayer required. Shares Strategy and Simulation with Republic of Pirates.
As a 17th Century Admiral, send your squadrons out to capture enemy towns and sink their ships. Force boarding actions to capture their prized Ships of the Line all while balancing the need for supplies, repairs and upgrading your crew in this throwback real time tactics naval combat game
- 3

CastleOn
Single-player alternative to Republic of Pirates — playable solo, no multiplayer required. Shares Strategy and Simulation with Republic of Pirates.
Build a castle! Grow economy, recruit troops from Europe and the Holy Land, man the walls and towers! Place traps and defeat attackers with arrows, wood and stone, fire, disease and cold steel! Survive the Third Crusade and conquer enemy lands in Castleon!
- 4

Pharaoh™: A New Era
Single-player alternative to Republic of Pirates — playable solo, no multiplayer required. Shares Strategy and Simulation with Republic of Pirates.
The legendary city-builder returns! Lead the creation of one of the greatest civilizations the world has ever seen in this HD remake with modernized UI. Build monuments, manage your population and explore 4,000 years of history through over a hundred hours of gameplay.
- 5

Commander: Conquest of the Americas
Single-player alternative to Republic of Pirates — playable solo, no multiplayer required. Shares Strategy with Republic of Pirates.
Set sail for the New World and shape the destiny of your empire. Lead one of seven European factions in this blend of colony management, exploration, and naval strategy. Build settlements, explore vast territories, and secure your legacy through diplomacy and tactical naval combat.
- 6

Port Royale 3
Single-player alternative to Republic of Pirates — playable solo, no multiplayer required. Shares Strategy and Simulation with Republic of Pirates.
The Caribbean, in the turbulent 17th Century. The mighty kingdoms of Spain, England, France and the Netherlands fight over the colonies. And there you are, a young sea captain whose only goal is to become the most powerful man in the New World.
- 7

East India Company
Single-player alternative to Republic of Pirates — playable solo, no multiplayer required. Shares Strategy with Republic of Pirates.
Trade exotic goods, command fleets, and dominate 17th-century seas. This blend of real-time strategy and naval warfare lets you build a trading empire across Europe and Asia. Strategize trade routes, engage in epic naval battles, and expand your influence to become the ultimate maritime force.
- 8

The Wandering Village
Single-player alternative to Republic of Pirates — playable solo, no multiplayer required. Shares Strategy and Simulation with Republic of Pirates.
The Wandering Village is a city-building simulation game on the back of a giant, wandering creature. Build your settlement and form a symbiotic relationship with the colossus. Will you survive together in this hostile, yet beautiful post-apocalyptic world, contaminated by poisonous plants?
- 9

Sid Meier's Pirates!
Single-player alternative to Republic of Pirates — playable solo, no multiplayer required.
Sail the Caribbean, marauding all on the high seas or ally your ship and crew as a privateer in search of riches - the life you choose is up to you. Face dogged enemies, raid unsuspecting villages, woo fair maidens, avoid capture or dig for buried treasure. Discover what it takes to become one of the most famous pirates in history!
- 10

Tropico 4
Single-player alternative to Republic of Pirates — playable solo, no multiplayer required. Shares Strategy and Simulation with Republic of Pirates.
The world is changing and Tropico is moving with the times - geographical powers rise and fall and the world market is dominated by new players with new demands and offers - and you, as El Presidente, face a whole new set of challenges.
- 11

Assassin’s Creed® IV Black Flag™
Single-player alternative to Republic of Pirates — playable solo, no multiplayer required.
Discover Assassin's Creed IV Black Flag, the classic pirate action-adventure game from 2013. Command your ship, hunt Templars and carve your legend as Edward Kenway across the Caribbean's Golden Age of Piracy.
- 12

Sid Meier's Pirates! Gold Plus (Classic)
Single-player alternative to Republic of Pirates — playable solo, no multiplayer required. Shares Simulation with Republic of Pirates.
Ahoy mateys! From the Mind of Sid Meier, The Golden Age of Buccaneering has returned with Pirates! Gold!
- 13

Tropico 6
Single-player alternative to Republic of Pirates — playable solo, no multiplayer required. Shares Strategy and Simulation with Republic of Pirates.
El Presidente is back! Prove yourself once again as a feared dictator or peace-loving statesman on the island state of Tropico and shape the fate of your very own banana republic through four distinctive eras.
- 14

Anno 1800
Single-player alternative to Republic of Pirates — playable solo, no multiplayer required. Shares Strategy and Simulation with Republic of Pirates.
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.
- 15

Worshippers of Cthulhu
Single-player alternative to Republic of Pirates — playable solo, no multiplayer required. Shares Strategy and Simulation with Republic of Pirates.
LEAD the CULT OF CTHULHU. Decide the fate of your followers, perform eldritch rituals, and master the art of city-building in a world where the line between sanity and madness blurs. Can you endure the horrors you unleash?
- 16

The Dragoness: Command of the Flame
Single-player alternative to Republic of Pirates — playable solo, no multiplayer required. Shares Strategy with Republic of Pirates.
The Dragoness mixes HOMM-like exploration, city-building and turn-based strategic combat, with a roguelite twist. Choose your battles, paths and skills as you explore a world ravaged by war. Gather and manage your army of beasts, collect resources and expand your city.
- 17

Brave Furries
Single-player alternative to Republic of Pirates — playable solo, no multiplayer required.
The Furries Princess has been kidnapped! Help these hilariously cute creatures execute a rescue mission. You will need to explore the Evil Wizard's castle and solve his puzzles to succeed. Hours of mildly brain-teasing gameplay awaits!