Single-player games like The Last Leviathan
Below are 12 single-player Steam games similar to The Last Leviathan, 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 The Last Leviathan page.
Ranked picks
- 1

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

Rise of Piracy
Single-player alternative to The Last Leviathan — playable solo, no multiplayer required. Shares Action and Strategy with The Last Leviathan.
The perfect blend of Action, Adventure and RTS. Begin your journey as the lowly captain of a small vessel. End as the commander of a threatening fleet. Rise to glory how you see fit. Trade, fight, recruit, grow, pillage, ally, destroy & conquer.
- 3

SHIPS AT WAR
Single-player alternative to The Last Leviathan — playable solo, no multiplayer required. Shares Action and Strategy with The Last Leviathan.
Sink player-made battleships, aircraft carriers and submarines in this physics-based game. Use pre-built ships and sink the enemy by deploying aircraft, torpedoes, depth charges or shells. Or built your own ships in the extensive ship-editor.
- 4

The Caribbean Sail
Single-player alternative to The Last Leviathan — playable solo, no multiplayer required. Shares Action and Strategy with The Last Leviathan.
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!
- 5

Nantucket
Single-player alternative to The Last Leviathan — playable solo, no multiplayer required. Shares Strategy and Indie with The Last Leviathan.
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 The Last Leviathan — playable solo, no multiplayer required. Shares Action and Strategy with The Last Leviathan.
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

The Pirate: Caribbean Hunt
Single-player alternative to The Last Leviathan — playable solo, no multiplayer required. Shares Action and Strategy with The Last Leviathan.
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!
- 8

Sid Meier's Pirates!
Single-player alternative to The Last Leviathan — 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!
- 9

Kerbal Space Program
Single-player alternative to The Last Leviathan — playable solo, no multiplayer required. Shares Indie and Simulation with The Last Leviathan.
In Kerbal Space Program, take charge of the space program for the alien race known as the Kerbals. You have access to an array of parts to assemble fully-functional spacecraft that flies (or doesn’t) based on realistic aerodynamic and orbital physics.
- 10

From the Depths
Single-player alternative to The Last Leviathan — playable solo, no multiplayer required. Shares Action and Strategy with The Last Leviathan.
Over 1000 unique components allow you to build and command voxel vehicles from the deep ocean to outer space! Forge strategies, allegiances and fleets strong enough to destroy eight deadly factions of the planet and reign supreme. A genre-defying mashup of simulation, building, RTS and RPG.
- 11

Besiege
Single-player alternative to The Last Leviathan — playable solo, no multiplayer required. Shares Indie and Simulation with The Last Leviathan.
Besiege is a physics building game about constructing medieval machines to annihilate armies, obliterate castles and overcome challenging obstacles. Conquer the campaign or skirmish with friends in Multiplayer!
- 12

Airmen
Single-player alternative to The Last Leviathan — playable solo, no multiplayer required. Shares Action and Strategy with The Last Leviathan.
Airmen is a first person ship building and battling game featuring airships, landships and watercraft. Crew your ship solo or alongside friends on dangerous expeditions into the archipelago to complete contracts, collect resources, and upgrade your ships.