Same-product upsell on a product launch: 28% take rate

WinnerBefore/after, not a split testPost-purchase

Adding a one-click upsell for more of the same new cleanser converted 28% of buyers and added 20 to 25% to launch revenue.

Ezra Firestone reported this for the BOOM! by Cindy Joseph launch of Boom!

Clean on the Zipify blog. This was a before/after rollout, not a split test.

28% take rate
  • Upsell take rate: 28% of launch buyers accepted the offer.
  • Launch revenue: about 20 to 25% more, credited to the upsell.
  • The post's unit counts don't add up (it says a third of roughly 3,000 units, then 8,000), so we leave them out.
  • The post also says turning on upsells lifted overall store revenue 10% on day one.

The change

Control (A)
header
Order confirmed
order summary
What happens next
Variant (B)
header
Special offerNEW
Boom! CleanNEW
Discounted extra unitNEW
Add with one clickNEW
descriptionNEW

An upsell for more of the same product replaces the thank-you page.

Simplified mockup drawn by LiftArchive from the shared screenshots.

Control

Buyers went straight from checkout to a standard thank-you page.

Variant

Buyers of the new cleanser saw a one-click offer for more of it. Those who said yes then got a second upsell.

Why it likely won

Our reading of the result, not the practitioner's claim.

  • A new product's first buyers are keen, and stocking up right away is a small step.
  • More of the same item needs no new decision about fit or use.
  • One click with saved payment removes the friction of a second checkout.

Caveats: Not a split test, so there is no control group; the launch also sold out, which may have helped demand. Published by Zipify, which sells the upsell app.

Who ran it

Ezra Firestone ran this test for BOOM! by Cindy Joseph and published the results (Zipify blog). The numbers are theirs; the summary and commentary on this page are ours.

Read the original case study on Ezra Firestone →

How to run this test on your store

Hypothesis
If we offer more of a newly launched product right after checkout, then launch revenue will rise because eager first buyers will stock up.
Primary metric
Revenue per order during the launch
Guardrails
  • Upsell take rate
  • Refund rate on upsell orders
  • Stock levels
Who should test it
Brands with repeat-use products and enough stock to cover upsell demand. If supply is tight, extra units sold as upsells may just replace later full-price orders.

Questions

What should the first post-purchase upsell be?

BOOM! found that more of the product just bought worked best across its tests. It's simple and needs no new decision.

Can I trust a before/after result like this?

Treat it as a sign worth testing, not proof.

Without a control group you can't separate the upsell from launch buzz.

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