Games like Orbit Economica
Games like Orbit Economica include Sid Meier’s Civilization® VI, Europa Universalis V, Stellaris, Terra Invicta, and Victoria 3. We matched them by the tags players give Orbit Economica on Steam (Grand Strategy, Trading, Economy, Turn-Based Strategy, and 4X): closest matches first, and among equally close ones the better-known games.

Sid Meier’s Civilization® VI
Shared: Turn-Based Strategy · Grand Strategy · Strategy

Europa Universalis V
Shared: Grand Strategy · Economy · Trading

Stellaris
Shared: Grand Strategy · Strategy · 4X

Terra Invicta
Shared: Grand Strategy · Strategy · 4X

Victoria 3
Shared: Grand Strategy · Economy · Strategy

Sid Meier's Civilization® V
Shared: Turn-Based Strategy · Strategy · 4X

Heroes of Might and Magic: Olden Era
Shared: Grand Strategy · Turn-Based Strategy · Strategy

HUMANKIND™
Shared: Turn-Based Strategy · Strategy · 4X

Sid Meier's Civilization VII
Shared: Grand Strategy · Strategy · 4X

ENDLESS Space™ 2
Shared: Strategy · Turn-Based Strategy · 4X

Ozymandias: Bronze Age Empire Sim
Shared: Grand Strategy · Turn-Based Strategy · 4X

Old World
Shared: Grand Strategy · Strategy · 4X

Europa Universalis IV
Shared: Grand Strategy · Strategy · 4X

Age of Wonders 4
Shared: Turn-Based Strategy · 4X · Strategy

Age of Wonders: Planetfall
Shared: Turn-Based Strategy · Strategy · 4X

Millennia
Shared: Grand Strategy · Turn-Based Strategy · Strategy

Dune: Spice Wars
Shared: Grand Strategy · Management · 4X

ENDLESS Legend™ 2
Shared: Grand Strategy · Strategy · Turn-Based Strategy

Manor Lords
Shared: Grand Strategy · Strategy · Management

Sid Meier's Civilization®: Beyond Earth™
Shared: Turn-Based Strategy · Strategy · 4X

Rebel Inc: Escalation
Shared: Grand Strategy · Strategy · 4X

Battle Brothers
Shared: Turn-Based Strategy · Strategy · Grand Strategy

MENACE
Shared: Turn-Based Strategy · Grand Strategy · Strategy

Total War: ROME REMASTERED
Shared: Grand Strategy · Turn-Based Strategy · Strategy