Build the cart around visible progress, clear math and reassurance
Test ideaCart · 2026-09-23
Use a free-shipping progress bar, state applied discounts clearly, show original price/discount/total, repeat free shipping and savings near the CTA, and put guarantees or reviews under the button.
Who ran it
Dave Diederen (@DaveDiederen) shared this idea on X. The numbers and screenshots are theirs.
View the original post on X
Similar tests
A
→B
+$127,867 per month
Added arrows to cart upsells and a delivery window line in the cart
CartShipping & delivery messaging
@oliverkenyon
A
→B
+$57k/month
Added tiered spend rewards in the cart (free shipping + bonus items)
CartShipping & delivery messaging
@oliverkenyon
A
→B
+$27,000/month
Cart redesign with free shipping incentive and less friction to checkout
CartShipping & delivery messaging
@oliverkenyon
A
→B
+$21,516/month
Added four customer-led USP icons beneath cart checkout button
CartUSP bars & benefit icons
@oliverkenyon
A
→B
+6.58% conversion rate
Cart drawer rebuild without countdown timer for a pain relief device brand
CartCart drawers & slide carts
@oliverkenyon
A
→B
+23.8% revenue per visitor
Cart drawer: dispatch/returns/payment block under checkout, size dropdown
CartMoney-back guarantee & returns
@oliverkenyon
Reviews & star ratings tests Money-back guarantee & returns tests USP bars & benefit icons tests Shipping & delivery messaging tests Free shipping thresholds & shipping price tests Pricing, discounts & savings display tests All cart tests
