Product pages got a link to a collection of similar products to help shoppers discover more of the range. Clicks went up; sales didn't follow.
A Parent Collection Link on Product Pages Makes No Clear Difference to Conversion Rate


If we link product pages to a collection of similar products, then shoppers will discover more of the range because many aren't aware of all the options available.
What We Changed
- Added a link on product pages to the product's category.
- Sent shoppers who clicked it to a listing page with more products of the same type.
The Results
How the new version compared with the original, across all devices.
Conversion rate
Revenue per visitor
Add-to-cart rate
Key Learnings
- Conversion rate (-1.1%) and revenue per visitor (-0.3%) showed no clear difference across 66,172 visitors.
- Click-through rate, the metric the test was set up to measure, rose 8.7%, a statistically clear lift. The extra clicks didn't turn into sales.
- Bounce rate fell 5.8%, so the link kept more visitors browsing.
- Better product discovery alone didn't change how often shoppers bought.
Detailed results breakdown
Conversion rate
-1.1%
Revenue per visitor
-0.3%
Add-to-cart rate
+1.3%
Click-through rate
+8.7%
Bounce rate
-5.8%
Start with 3 experiments.
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Who qualifies?
30,000+ Monthly sessions.
Minimum traffic needed to run statistically significant tests.
Running on Shopify or Shopify Plus.
Our specialty - we don't work with other platforms.
Investing in paid traffic.
We work with stores committed to growth, not hobbyists.
Ready to invest in systematic CRO.
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Why free?
The best proof is results. Three real experiments show you exactly how we work and whether it drives revenue for your specific store. You keep everything - no strings attached.
Our bet
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Other experiments we've run

Cart
Positive signal
A Decluttered Mini-Cart Shows a 7.5% Conversion Rate Lift
The mini-cart overlay was rebuilt mobile-first, with less room for promotions and more for the path to checkout. See how it changed sales across 35,480 visitors.
+7.5% Conversion rate

Product Page (PDP)
Positive signal
Updated Product Page Design on Desktop
The desktop product page was redesigned to improve navigation and engagement. See how the updated design lifted conversion rate by 8.5% and RPV by 17.6%.
+8.5% Conversion Rate

Cart
Inconclusive
A Free Shipping Progress Message in the Mini Cart Shows Mixed Results on Conversion and Revenue
The mini cart started showing how close shoppers were to free shipping, right above the checkout button. Fewer shoppers converted, but those who did placed bigger orders.
-5.9% Conversion rate
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