Games like Loop Firefighters
Games like Loop Firefighters include Thronefall, Stacklands, Foundation, Banished, and Transport Fever 2. We matched them by the tags players give Loop Firefighters on Steam (Action RTS, Card Game, Tower Defense, Procedural Generation, and Indie): closest matches first, and among equally close ones the better-known games.

Thronefall
Shared: Tower Defense · Action RTS · City Builder

Stacklands
Shared: Card Game · Management · City Builder

Foundation
Shared: City Builder · Management · Strategy

Banished
Shared: City Builder · Indie · Strategy

Transport Fever 2
Shared: Management · City Builder · Economy

Bee Island
Shared: Tower Defense · Action RTS · City Builder

Rise of Industry
Shared: Management · Economy · City Builder

Tavern Master
Shared: Management · Indie · Building

Cliff Empire
Shared: City Builder · Economy · Strategy

Prison Architect
Shared: Building · City Builder · Management

Kingdom Two Crowns
Shared: Tower Defense · City Builder · Building

Age of Darkness: Final Stand
Shared: Action RTS · Tower Defense · RTS

Dwarf Fortress
Shared: City Builder · Management · Strategy

Kingdoms Reborn
Shared: City Builder · Management · Economy

Endzone - A World Apart
Shared: City Builder · Indie · Strategy

Lessaria: Fantasy Kingdom Sim
Shared: City Builder · Tower Defense · RTS

Game Dev Tycoon
Shared: Indie · Management · Economy

Stronghold: Definitive Edition
Shared: City Builder · Building · Strategy

Captain of Industry
Shared: Economy · Management · City Builder

They Are Billions
Shared: Tower Defense · City Builder · Strategy

Dawn of Man
Shared: City Builder · Strategy · Indie

Settlement Survival
Shared: City Builder · Building · Management

Cardboard Town
Shared: Card Game · City Builder · Building

Two Point Hospital
Shared: Management · Building · Indie