Fix your opt-in rate with 1 click

Capture 10-15% of your traffic with an optimized email/SMS popup.

Backed By

The problem:

Industry standard opt-in rates are 2.3%, as per Klaviyo

With an optimized popup, most brands can get to 10-15% overnight.

You're leaving email flow revenue on the table.

The solution:

Cluster

Cluster provides design centric popups that engage cold visitors and quickly build trust.

Cluster interacts with your customers just like an in-store employee.

Automatic A/B testing of design and copy – optimization happens while you sleep

Collect zero party preference data

Option to show to only part of your traffic (e.g. traffic from ads)

Best in class design & UX

Elijah Taitel

Co-Founder & President @ ProVelocity Bat

“Working with Cluster has been a game-changer for JustUs. Our email opt-in rate has skyrocketed by 5x overnight.”
Evelyn Sprigg
Founder @ JustUs Skincare
"The Cluster team has been incredible to work with, providing top-notch support from implementation to ongoing optimization."
Bobby Reger
Head of Ecommerce @ Odeko
"Results speak for themselves. My store's opt-in rate went from a 1.2% to an ~8% opt-in rate. Really can't recommend Cluster enough."
Elijah Taitel
Co-Founder & President @ ProVelocity Bat
"Our experience working with Cluster is great, the personal onboarding was awesome. The direct communication with the founders is a bonus."
Nico Leaño
Co-Founder & CMO @ Nest Brands
"Cluster's pop-up really helped to excel our opt-in rates. Since I started using Cluster, it ramped up 4x. The founders are also extremely responsive and helped us A/B test"
Nicholas Orsini
Founder & CEO @ N99

Case Studies

Customer Stories

Hear how top Shopify brands dramatically boosted their opt-in rates with Cluster.

How JustUs used Cluster to go from 2.4% to 13% opt-in

JustUs Skincare leveraged Cluster's popup to 5x opt-in rate

How PVB used Cluster to go from 1.2% to 8% opt-in

ProVelocity Bat leveraged Cluster's popup to 7x opt-in rate

Step 1

Audit

We’ll get together and audit your existing signup forms that exist on your site. Based on this, we’ll create a new offer and messaging strategy.

Added to Shopify

Connect to Klaviyo or other ESP

Adapt design to brand guidelines

Reviewed current Popup Offers + Performance

Reviewed current Performance

Reviewed current Popup Performance

Personalized Strategy

Step 2

Whiteglove onboarding

We'll implement the strategy based on the audit. Our app integrates seamlessly with ESPs like Klaviyo and we take care of all the heavy lifting. This way you don't have to do anything except approve the popup design & content.

Step 3