Games like Port Trader
Games like Port Trader include Supermarket Simulator, Victoria 3, Port Royale 4, Port Royale 3, and Shop Titans. We matched them by the tags players give Port Trader on Steam (Naval, Trading, Historical, Sailing, and Automation): closest matches first, and among equally close ones the better-known games.

Supermarket Simulator
Shared: Trading · Management · Economy

Victoria 3
Shared: Historical · Economy · Management

Port Royale 4
Shared: Trading · Naval · Management

Port Royale 3
Shared: Trading · Naval · Management

Shop Titans
Shared: Idler · Trading · Management

Rusty's Retirement
Shared: Automation · Idler · Management

Fortune Mill
Shared: Automation · Idler · Economy

Europa Universalis V
Shared: Historical · Trading · Economy

Railway Empire
Shared: Management · Historical · Trading

Retro Rewind - Video Store Simulator
Shared: Management · Casual · Simulation

Pharaoh™: A New Era
Shared: Management · Historical · Trading

Mad Games Tycoon
Shared: Management · Casual · Economy

Barn Finders
Shared: Trading · Casual · Management

Factorio
Shared: Automation · Management · Resource Management

Patrician III
Shared: Trading · Historical · Naval

Gamblers Table
Shared: Automation · Management · Idler

TCG Card Shop Simulator
Shared: Management · Trading · Economy

TransOcean: The Shipping Company
Shared: Naval · Management · Trading

Mall Simulator
Shared: Management · Trading · Economy

Captain of Industry
Shared: Automation · Management · Economy

Military Incremental Complex
Shared: Automation · Idler · Management

Manor Lords
Shared: Historical · Management · Simulation

Dealer's Life 2
Shared: Trading · Management · Casual

九州:商旅(Nine Provinces: Caravan)
Shared: Trading · Management · Historical