Plexus Network Planner vs Smart Home Builder: Which Should You Use?
The verdict
Plexus Network Planner and Smart Home Builder are both home & construction design tools, compared here side by side. Plexus Network Planner 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. They differ most on 3D: Plexus Network Planner offers good 3d and Smart Home Builder offers basic 3d rendering.
Free tiers & pricing last verified Jun 23, 2026.
Pick Plexus Network Planner if…
Truly freeFree predictive network and cabling design
Pick Smart Home Builder if…
Truly freePicking compatible smart-home device kits
Read the full reviews
Plexus Network Planner
Free and open-source; runs entirely in the browser or offline with no account or backend.
Smart Home Builder
Free browser configurator that builds room-by-room device kits with compatibility checks.
Plexus Network Planner vs Smart Home Builder: questions, answered
What is the main difference between Plexus Network Planner and Smart Home Builder?
They differ most on 3D: Plexus Network Planner offers good 3d and Smart Home Builder offers basic 3d rendering.
Is Plexus Network Planner or Smart Home Builder free?
Plexus Network Planner is truly free and Smart Home Builder is truly free. Plexus Network Planner: Free and open-source; runs entirely in the browser or offline with no account or backend. Smart Home Builder: Free browser configurator that builds room-by-room device kits with compatibility checks.