Single-player games like Windward Horizon
Below are 15 single-player Steam games similar to Windward Horizon, 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 Windward Horizon page.
Ranked picks
- 1

Windward
Single-player alternative to Windward Horizon — playable solo, no multiplayer required. Shares Action and Indie with Windward Horizon.
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

Neverseas
Single-player alternative to Windward Horizon — playable solo, no multiplayer required. Shares Action and Indie with Windward Horizon.
Neverseas is a tactical action-RPG set in an open sea world. Command your ship, engage in battles, explore the lands beyond the ocean gates, and shape a global conflict between empires. Will you uncover the secrets of the seas—or vanish with your crew in this ruthless war?
- 3

Skull and Bones
Single-player alternative to Windward Horizon — playable solo, no multiplayer required. Shares Action and RPG with Windward Horizon.
Skull and Bones is an open world naval action RPG where ship combat, build choice, and sailing skill define your pirate legend. Conquer rival ships and mythical beasts in a vast ocean of up to 20 players.
- 4

Marvatten
Single-player alternative to Windward Horizon — playable solo, no multiplayer required. Shares Action with Windward Horizon.
Design your warship and take it to battle! In Marvatten you’re a warship architect and commander. It’s not just about size, but smart design. Your design choices directly impact combat performance. Ready to conquer the seas? Join Marvatten now!
- 5

ATLAS
Single-player alternative to Windward Horizon — playable solo, no multiplayer required. Shares Action and Adventure with Windward Horizon.
Set sail for the ultimate pirate experience! Embark on a grand adventure alongside thousands of other players in one of the largest game worlds ever built (and even claim a piece of it to call your own). Build your ship, assemble your crew, sail the high seas, and become a pirate legend!
- 6

Dawn of Piracy: Caribbean Tides
Single-player alternative to Windward Horizon — playable solo, no multiplayer required. Shares Action and Adventure with Windward Horizon.
Embark on the ultimate pirate adventure: command your ship, battle in epic naval combat, and explore a vast world for treasure and glory.
- 7

Madness Afloat
Single-player alternative to Windward Horizon — playable solo, no multiplayer required. Shares Action and Adventure with Windward Horizon.
Pilot customizable steamships through a Lovecraftian Polynesian archipelago. Explore and survive handcrafted missions, manage cursed cargo, and balance sanity against power. Face the deep alone or in optional co-op expeditions.
- 8

The Pirate: Caribbean Hunt
Single-player alternative to Windward Horizon — playable solo, no multiplayer required. Shares Action and Indie with Windward Horizon.
Hail to the Captain! Sail into the heart of the Caribbean in the Age of Piracy - the time of black flags and white skulls, blue waves and golden opportunities. Hoist the Jolly Roger and grab the steering wheel to sail through battles and raids, ransoms and treasures, to become the Crimson King of the Antilles!
- 9

Transport Tycoon Deluxe
Single-player alternative to Windward Horizon — playable solo, no multiplayer required.
Transport Tycoon Deluxe challenges you to become the ultimate Transport Tycoon by creating a transit empire. Build a network of trains, trucks, ships, planes, and more to grow your business, make money, and fend off rivals in this 1995 building sim from Chris Sawyer.
- 10

LEGO® Pirates of the Caribbean: The Video Game
Single-player alternative to Windward Horizon — playable solo, no multiplayer required. Shares Action and Adventure with Windward Horizon.
LEGO® Pirates of the Caribbean: The Video Game is an action adventure game that brings the Pirates of the Caribbean world and all its colorful characters to life in LEGO Brick form. Players experience all the memorable scenes from all four films in the humorous and quirky LEGO Video Games style.
- 11

Stellaris
Single-player alternative to Windward Horizon — playable solo, no multiplayer required.
Explore a galaxy full of wonders in this sci-fi grand strategy game from Paradox Development Studios. Interact with diverse alien races, discover strange new worlds with unexpected events and expand the reach of your empire. Each new adventure holds almost limitless possibilities.
- 12

Sid Meier's Civilization VII
Single-player alternative to Windward Horizon — playable solo, no multiplayer required.
The award-winning strategy game franchise returns with a revolutionary new chapter. Sid Meier's Civilization® VII empowers you to build the greatest empire the world has ever known!
- 13

RollerCoaster Tycoon® Classic
Single-player alternative to Windward Horizon — playable solo, no multiplayer required.
Create incredible parks in the original rollercoaster sim from Chris Sawyer.
- 14

Project 5: Sightseer
Single-player alternative to Windward Horizon — playable solo, no multiplayer required. Shares Action and Indie with Windward Horizon.
Open world multiplayer sandbox/RPG game. Explore, gather, build, research, and fight to protect what's yours -- by yourself or together with your friends.
- 15

Celestis
Single-player alternative to Windward Horizon — playable solo, no multiplayer required. Shares Indie with Windward Horizon.
Celestis is a real-time strategy game where the goal is to take control of the procedural galaxy by capturing stars.