Design My Lights
Truly freeSee Christmas lights on your house
Free tier & pricing
Completely free with no account; upload a house photo, drag lights along the roofline and get a photorealistic nighttime preview.
Last verified Jun 23, 2026. Report a change →
The short answer
Free consumer tool that darkens your house photo to night and renders glowing roofline lights with chosen bulb style, color and spacing.
The facts
- Pricing
- Free · Truly free
- Free tier
- Yes
- Runs in browser
- Yes
- Platforms
- Web
- 2D / 3D
- Basic 3D
- Learning curve
- Moderate
- Export formats
- —
The catch
- Browser only — no offline app.
- No true-to-scale measurements.
Best for
Homeowners previewing holiday lights