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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.

139 experiments
Winners, losers & inconclusive
Full statistical details
winner

Product: Product Page

Problem: This product has conversion optimization opportunities worth testing.

LayoutTravel
winner

Product: Product Page

Problem: Visual elements on this product carry weight — they can build trust, communicate value, or add unnecessary noise.

ImageryE-commerce
winner

Product: Product Page

Problem: How users find their way around this product determines whether they reach the content or product they came for.

NavigationTravel
inconclusive

Product: Conversational Filters 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.

NavigationCross-Industryn=3,080,311
inconclusive

Product: Testimonials on Product Page

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

Social ProofCross-Industryn=1,317,945
inconclusive

Product: What It's Worth on Product Page

Context: How prices are displayed on the product directly influences perceived value and willingness to buy.

PricingCross-Industryn=1,052,531
inconclusive

Product: Sticky Call To Action on Product Page

Context: Key actions on the product disappear as users scroll, creating a gap between intent and the ability to act.

CTACross-Industryn=805,623
inconclusive

Product: Money Back Guarantee 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.

TrustCross-Industryn=488,288
inconclusive

Product: Benefit Bar on Product Page

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

TrustCross-Industryn=481,189
inconclusive

Product: Fewer Or More Results on Product Page

Context: The information hierarchy on the product may not match how users actually scan and process the content.

NavigationCross-Industryn=428,454
inconclusive

Product: Pay Later 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.

TrustCross-Industryn=364,582
inconclusive

Product: Countdown Timer on Product Page

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

LayoutCross-Industryn=170,153
inconclusive

Product: Earliest Availability on Product Page

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

LayoutCross-Industryn=157,930
inconclusive

Product: Page Level Navigation on Product Page

Context: Users arriving at the product can't efficiently find what they're looking for, increasing bounce rates.

NavigationCross-Industryn=90,196
inconclusive

Product: Social Counts on Product Page

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

Social ProofCross-Industryn=64,535
inconclusive

Product: Field Explanations on Product Page

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

FormCross-Industryn=26,534
inconclusive

Product: Postponed Modal Forms on Product Page

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

FormCross-Industryn=23,733
inconclusive

Product: Less Or More Visible Prices on Product Page

Context: Key actions on the product disappear as users scroll, creating a gap between intent and the ability to act.

PricingCross-Industryn=22,957
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

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