Games like Square Fishing Builder
Games like Square Fishing Builder include Stardew Valley, Cities: Skylines, Manor Lords, Anno 1800, and Prison Architect. We matched them by the tags players give Square Fishing Builder on Steam (Strategy, Simulation, Point & Click, City Builder, and RTS): closest matches first, and among equally close ones the better-known games.

Stardew Valley
Shared: Farming Sim · Simulation · Pixel Graphics

Cities: Skylines
Shared: Simulation · City Builder · Strategy

Manor Lords
Shared: Strategy · Simulation · City Builder

Anno 1800
Shared: Strategy · Simulation · City Builder

Prison Architect
Shared: Simulation · Strategy · Sandbox

Foundation
Shared: Simulation · Strategy · City Builder

Banished
Shared: Strategy · City Builder · Simulation

Kingdoms and Castles
Shared: City Builder · Simulation · Strategy

Anno 117: Pax Romana
Shared: Strategy · Simulation · City Builder

TheoTown
Shared: Simulation · City Builder · Strategy

Papers, Please
Shared: Simulation · Point & Click · Pixel Graphics

Cities: Skylines II
Shared: Simulation · City Builder · Strategy

Fields of Mistria
Shared: Farming Sim · Simulation · Pixel Graphics

Tropico 5
Shared: Strategy · Simulation · City Builder

Dawn of Man
Shared: Strategy · City Builder · Simulation

Workers & Resources: Soviet Republic
Shared: Strategy · Simulation · City Builder

Against the Storm
Shared: Strategy · Simulation · City Builder

Anno 2070™
Shared: Strategy · Simulation · City Builder

Lessaria: Fantasy Kingdom Sim
Shared: Strategy · Simulation · City Builder

Crusader Kings III
Shared: Strategy · Simulation · Sandbox

Game Dev Tycoon
Shared: Simulation · Strategy · 2D

Let's Build a Zoo
Shared: Simulation · Strategy · City Builder

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

RimWorld
Shared: Strategy · Sandbox · Simulation