Can I preview lighting patterns before turning them on?

Yes - preview any pattern, colour, or effect directly in the GOULY app before sending it to your lights. No need to go outside.

Explore The System
Quick Answer

Yes, all patterns can be previewed directly in the GOULY app without going outside.

Try before you apply

How pattern preview works in the [GOULY app](/app)

Browse, preview, and choose from your couch - then send it to your roofline with one tap.

01

In-app preview

Every pattern shows an animated preview in the GOULY app. See exactly what the colours, effects, and timing will look like before applying.

02

Browse by category

Filter patterns by holiday, theme, colour family, or effect type. Find what you want without scrolling through all 1,000+ options.

03

One-tap apply

Found something you like? Tap to apply and your roofline updates in seconds. Do not like it? Switch to another with one more tap.

04

Save favourites

Bookmark patterns you love for quick access later. Build a library of your go-to looks for different occasions.

05

Custom preview

Building a custom pattern? Preview it in real time as you adjust colours, effects, speed, and brightness.

06

Share with family

Since up to 10 users can access the account, everyone can browse and preview. Let the kids pick the Halloween pattern.

1,000+Previewable patterns
Real-timeLive preview in app
1 tapApply to roofline
FreeAll patterns included

Next step

Ready to find out your price?

Tell us about your roofline and goals. We quote by the project, not linear footage — so you get a price that reflects your home.

What our customers say

Real reviews from Calgary homeowners

The Number One Experience

Real Reviews from Actual Families

Charlene L.'s home

"Great job and gave a great training session on the device on how to use it. Everything looks great and they made it very...Read Charlene L.'s full review"

Charlene L.via Google
Ruby S.'s home

"Highly recommend Kyle from Number One Lights! Kyle was absolutely amazing from start to finish. He was incredibly friend...Read Ruby S.'s full review"

Ruby S.via Google
Dave F.'s home

"Number One Lights are amazing! Kyle and his crew were on time and completed the job in one day! Even staying till after ...Read Dave F.'s full review"

Dave F.via Google
Thomas D.'s home

"We are so happy with the work from Number One Lights, very professional and the results are amazing. Highly recommended!"

Thomas D.via Google
Randy G.'s home

"Very professional installation done in a timely fashion. Easy to use interface for the lights. Lots of patterns to choos...Read Randy G.'s full review"

Randy G.via Google
Peter B.'s home

"Kyle and his partner did an amazing job on our permanent lights 👍"

Peter B.via Google
Connie D.'s home

"We love love love our lights. Kyle is awesome to deal with and stands behind his product."

Connie D.via Google
Brandee M.'s home

"Kyle was so great to deal with. He did a great job on the lights. They look fantastic. So happy."

Brandee M.via Google
Karen L.'s home

"#1 Lights was very good to work with. Kyle did the installation when he said he would. Came back and checked on things t...Read Karen L.'s full review"

Karen L.via Google
Riya P.'s home

"We are absolutely thrilled with our new permanent lights! Kyle was fantastic. Not only was he on time for every appointm...Read Riya P.'s full review"

Riya P.via Google

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