Skip to main content

The A/B Test Library

Real experiments. Real outcomes. Actionable patterns. Browse A/B tests with problem-to-solution framing, results, and recommendations for what to test next.

275 experiments
Winners, losers & inconclusive
Full statistical details
inconclusive

Listing: Nagging Results

Context: How "Nagging results" is implemented on the listing can meaningfully affect conversion — this element is worth testing.

Copy & MessagingCross-Industryn=7,934
inconclusive

Listing: Action Button

Context: The primary call-to-action on the listing isn't converting at its potential — design, copy, or placement may be the bottleneck.

CTACross-Industryn=7,173
inconclusive

Listing: Priming Step

Context: Friction during the listing process causes users to abandon right when they're closest to converting.

NavigationCross-Industryn=6,146
inconclusive

Checkout: Autodiscounting

Context: Coupon and promo code fields on checkouts can distract users — they leave to hunt for codes, reducing completion rates.

FormCross-Industryn=6,121
inconclusive

Checkout: Complementary Upsell

Context: Friction during the checkout process causes users to abandon right when they're closest to converting.

PricingCross-Industryn=6,079
inconclusive

Checkout: Auto Suggest

Context: Friction during the checkout process causes users to abandon right when they're closest to converting.

PersonalizationCross-Industryn=4,735
inconclusive

Listing: Benefit Bar

Context: Users on the listing aren't seeing a clear enough reason to act — the benefits aren't standing out from the noise.

LayoutCross-Industryn=4,302
inconclusive

Checkout: Testimonials

Context: Users on the checkout need validation from others before committing — without visible proof of success, they hesitate.

Social ProofCross-Industryn=3,333
inconclusive

Checkout: Fewer Form Fields

Context: Each additional form field adds friction to the checkout, increasing the chance users abandon before completing their submission.

FormCross-Industryn=2,286
inconclusive

Checkout: Single Or Double Column Form Fields

Context: Each additional form field adds friction to the checkout, increasing the chance users abandon before completing their submission.

FormCross-Industryn=2,143
inconclusive

Product: Cart Reminder And Recently Viewed on Product Page

Context: The primary call-to-action on the product isn't converting at its potential — design, copy, or placement may be the bottleneck.

PersonalizationCross-Industryn=2,131
inconclusive

Checkout: Floating Labels

Context: Each additional form field adds friction to the checkout, increasing the chance users abandon before completing their submission.

FormCross-Industryn=2,073
inconclusive

Checkout: Headline & Copy Test

Context: The headline on the checkout may not resonate with what users actually care about or address their top objections.

PricingCross-Industryn=2,052
inconclusive

Checkout: Currency & Taxes

Context: Friction during the checkout process causes users to abandon right when they're closest to converting.

PricingCross-Industryn=1,702
inconclusive

Listing: Above The Fold Call To Action

Context: The first screen of the listing must immediately communicate value — if it doesn't, users bounce before scrolling.

CTACross-Industryn=823

Stop Re-Running Failed Tests

Build on what's already been learned. Save your own experiments, surface winning patterns, and make every test count.

Browse Experiments By

Comparisons

Popular Combos

Explore More