Games like Megacity Builder
Games like Megacity Builder include Cities: Skylines, Cities: Skylines II, Tropico 6, Prison Architect, and Two Point Museum. We matched them by the tags players give Megacity Builder on Steam (Political Sim, Casual, City Builder, Sandbox, and Building): closest matches first, and among equally close ones the better-known games.

Cities: Skylines
Shared: City Builder · Building · Sandbox

Cities: Skylines II
Shared: City Builder · Sandbox · Building

Tropico 6
Shared: City Builder · Political Sim · Sandbox

Prison Architect
Shared: Sandbox · Building · City Builder

Two Point Museum
Shared: Casual · City Builder · Building

Mad Games Tycoon 2
Shared: City Builder · Economy · Management

SimCity™ 4 Deluxe Edition
Shared: City Builder · Sandbox · Building

Jurassic World Evolution
Shared: Building · Sandbox · City Builder

Planet Zoo
Shared: Sandbox · Building · City Builder

Transport Fever 2
Shared: City Builder · Sandbox · Management

Two Point Campus
Shared: City Builder · Building · Casual

Manor Lords
Shared: City Builder · Building · Sandbox

Jurassic World Evolution 2
Shared: Building · Sandbox · City Builder

Planet Coaster
Shared: Building · Sandbox · Management

Foundation
Shared: City Builder · Sandbox · Building

Kingdoms and Castles
Shared: City Builder · Sandbox · Building

TheoTown
Shared: City Builder · Sandbox · Casual

Planet Coaster 2
Shared: Sandbox · City Builder · Building

Game Dev Tycoon
Shared: Casual · Management · Economy

SimAirport
Shared: City Builder · Casual · Building

Project Highrise
Shared: Building · Management · Sandbox

Two Point Hospital
Shared: Building · Management · Sandbox

Hotel Architect
Shared: City Builder · Casual · Building

Supermarket Simulator
Shared: Management · Economy · Building