Games like Kaleidocraft
Games like Kaleidocraft include Townscaper, Paralives, Garry's Mod, Stardew Valley, and House Flipper. We matched them by the tags players give Kaleidocraft on Steam (Casual, Simulation, Indie, Sandbox, and Building): closest matches first, and among equally close ones the better-known games.

Townscaper
Shared: Casual · Sandbox · Building

Paralives
Shared: Simulation · Indie · Building

Garry's Mod
Shared: Sandbox · Casual · Building

Stardew Valley
Shared: Simulation · Sandbox · Indie

House Flipper
Shared: Simulation · Casual · Building

Tiny Glade
Shared: Building · Casual · Sandbox

Planet Coaster
Shared: Simulation · Building · Sandbox

My Dream Setup
Shared: Simulation · Building · Casual

People Playground
Shared: Sandbox · Simulation · 2D

The Sims™ 4
Shared: Simulation · Building · Sandbox

Game Dev Tycoon
Shared: Simulation · Indie · Casual

Startup Company
Shared: Simulation · Casual · Indie

Two Point Museum
Shared: Casual · Simulation · Building

Cities: Skylines
Shared: Simulation · Building · Sandbox

The Sims™ 3
Shared: Simulation · Casual · Sandbox

PowerWash Simulator
Shared: Casual · Simulation · Sandbox

Potion Craft: Alchemist Simulator
Shared: Simulation · Indie · Casual

Two Point Hospital
Shared: Simulation · Building · Sandbox

Megaquarium
Shared: Casual · Simulation · Sandbox

Cities: Skylines II
Shared: Simulation · Sandbox · Building

Mini Motorways
Shared: Simulation · Casual · Indie

Prison Architect
Shared: Simulation · Sandbox · Building

SUMMERHOUSE
Shared: Casual · Sandbox · Building

Kerbal Space Program
Shared: Simulation · Sandbox · Building