Single-player games like Pirates of the Polygon Sea
Below are 9 single-player Steam games similar to Pirates of the Polygon Sea, 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 Pirates of the Polygon Sea page.
Ranked picks
- 1
Windward
Single-player alternative to Pirates of the Polygon Sea — playable solo, no multiplayer required. Shares Action and Indie with Pirates of the Polygon Sea.
Windward is an action-filled multiplayer sandbox game that puts you in control of a ship sailing the high seas of a large procedurally-generated world.
- 2
Sid Meier's Pirates!
Single-player alternative to Pirates of the Polygon Sea — 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!
- 3
Tempest: Pirate Action RPG
Single-player alternative to Pirates of the Polygon Sea — playable solo, no multiplayer required. Shares Action and Indie with Pirates of the Polygon Sea.
Tempest is a Pirate Open World Action RPG where you rove the seas across three continents filled with dozens of colonies and forts, hundreds of quests and countless ships to plunder. Customize your ship, trade, challenge fellow pirates and face mythical monsters such as the Kraken and Leviathan!
- 4
King of Seas
Single-player alternative to Pirates of the Polygon Sea — playable solo, no multiplayer required. Shares Action and Indie with Pirates of the Polygon Sea.
King of Seas is an ARPG adventure game set in a nautical pirate world. Embark on an epic adventure across the seven seas where you’ll discover lost islands and treasures, fight rival pirates and menacing monsters, and become the most legendary pirate of all time!
- 5
Nantucket
Single-player alternative to Pirates of the Polygon Sea — playable solo, no multiplayer required. Shares Strategy and Indie with Pirates of the Polygon Sea.
Chase after Moby Dick, and live through the Golden Age of American whaling in this seafaring strategy game. Set sail around the world, manage your ship and crew, and live Ishmael's story, the sole survivor of the Pequod, a few years after the events narrated by Herman Melville in his masterpiece.
- 6
Maelstrom
Single-player alternative to Pirates of the Polygon Sea — playable solo, no multiplayer required. Shares Action and Strategy with Pirates of the Polygon Sea.
Command the seas in Maelstrom! Engage in fast-paced naval battles with powerful warships and colossal sea monsters. Customize your fleet and dominate the Abyssal Ocean. Are you ruthless enough to survive?
- 7
Blood and Gold: Caribbean!
Single-player alternative to Pirates of the Polygon Sea — playable solo, no multiplayer required. Shares Action and Strategy with Pirates of the Polygon Sea.
'Blood & Gold: Caribbean!' is a blend of economic strategy and open-world RPG, set in the pirate era of XVII Century Caribbean. The game is based on the significantly improved Mount & Blade: Warband engine.
- 8
The Caribbean Sail
Single-player alternative to Pirates of the Polygon Sea — playable solo, no multiplayer required. Shares Action and Strategy with Pirates of the Polygon Sea.
Name your crew, purchase supplies, sail the world, harpoon fish, plunder your enemies, die horribly, unlock a new Captain and do it all over again!
- 9
Assassin’s Creed® IV Black Flag™
Single-player alternative to Pirates of the Polygon Sea — playable solo, no multiplayer required. Shares Action and Adventure with Pirates of the Polygon Sea.
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.