Games like Sail the Seas
Games like Sail the Seas include Totally Accurate Battle Simulator, American Truck Simulator, Euro Truck Simulator 2, Out of Ore, and Mount & Blade II: Bannerlord. We matched them by the tags players give Sail the Seas on Steam (Simulation, Adventure, Strategy, Choose Your Own Adventure, and Naval): closest matches first, and among equally close ones the better-known games.

Totally Accurate Battle Simulator
Shared: Simulation · Strategy · Adventure

American Truck Simulator
Shared: Simulation · Realistic · Exploration

Euro Truck Simulator 2
Shared: Simulation · Realistic · Exploration

Out of Ore
Shared: Simulation · Exploration · Choose Your Own Adventure

Mount & Blade II: Bannerlord
Shared: Strategy · Simulation · Open World

Nantucket
Shared: Strategy · Adventure · Simulation

Slime Rancher
Shared: Adventure · Exploration · Simulation

UBOAT
Shared: Simulation · Naval · Realistic

Forza Horizon 5
Shared: Simulation · Adventure · Realistic

Gold Mining Simulator
Shared: Simulation · Realistic · Indie

Internet Cafe Simulator 2
Shared: Simulation · Exploration · 3D

Ultimate Epic Battle Simulator 2
Shared: Simulation · Strategy · Choose Your Own Adventure

鬼谷八荒 Tale of Immortal
Shared: Simulation · Choose Your Own Adventure · Adventure

Planet Coaster
Shared: Simulation · Strategy · Adventure

SnowRunner
Shared: Simulation · Adventure · Exploration

The Long Dark
Shared: Exploration · Adventure · Simulation

Sailing Era
Shared: Strategy · Adventure · Simulation

Ship Graveyard Simulator
Shared: Simulation · Naval · Exploration

EVE Online
Shared: Adventure · Exploration · Simulation

60 Seconds! Reatomized
Shared: Choose Your Own Adventure · Strategy · Exploration

Plague Inc: Evolved
Shared: Simulation · Strategy · Indie

Sid Meier's Pirates!
Shared: Adventure · Naval · Strategy

SPORE™ Galactic Adventures
Shared: Simulation · Adventure · Exploration

House Flipper
Shared: Simulation · Adventure · Strategy