NetPlan vs Smart Home Builder: Which Should You Use?
The verdict
NetPlan and Smart Home Builder are both home & construction design tools, compared here side by side. NetPlan is truly free (Free) and runs in any web browser with nothing to install; Smart Home Builder is truly free (Free) and runs in any web browser with nothing to install. Both are close on the basics, so the choice comes down to which free-tier limits and platform support fit your project.
Free tiers & pricing last verified Jun 23, 2026.
Pick NetPlan if…
Truly freeDIY structured-wiring and device layout plans
Pick Smart Home Builder if…
Truly freePicking compatible smart-home device kits
Read the full reviews
NetPlan
Free with no account needed to build; sign-in only to save plans to the cloud.
Smart Home Builder
Free browser configurator that builds room-by-room device kits with compatibility checks.
NetPlan vs Smart Home Builder: questions, answered
What is the main difference between NetPlan and Smart Home Builder?
Both are close on the basics, so the choice comes down to which free-tier limits and platform support fit your project.
Is NetPlan or Smart Home Builder free?
NetPlan is truly free and Smart Home Builder is truly free. NetPlan: Free with no account needed to build; sign-in only to save plans to the cloud. Smart Home Builder: Free browser configurator that builds room-by-room device kits with compatibility checks.