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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.

594 experiments
Winners, losers & inconclusive
Full statistical details
inconclusive

Product: Single Or Alternative Buttons

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

CTACross-Industry
inconclusive

Product: Canned Response

Context: The registration experience on the product asks too much too soon, causing potential users to drop off.

LayoutCross-Industry
inconclusive

Home landing: Natural Language Forms

Context: Multi-step processes on the home landing can overwhelm users if they can't see how far along they are or how much is left.

FormCross-Industry
winner+5.0%

Listing: Multiple Steps

Problem: Multi-step processes on the listing can overwhelm users if they can't see how far along they are or how much is left.

NavigationCross-Industry
inconclusive

Product: Welcome Mat - Partial

Context: Capturing visitor attention on the product with modals or overlays is a balance between engagement and annoyance.

LayoutCross-Industry
inconclusive

Home landing: Empowering Headline

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

Copy & MessagingCross-Industry
inconclusive-4.7%

Listing: Filled Or Ghost Buttons

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

CTACross-Industry
winner+8.5%

Pricing Page: Least Or Most Expensive First

Problem: How prices are displayed on the pricing page directly influences perceived value and willingness to buy.

PricingEdTech
inconclusive

Listing: Nagging Results

Context: Multi-step processes on the listing can overwhelm users if they can't see how far along they are or how much is left.

LayoutCross-Industry
inconclusive

Signup: Payment First

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

PricingCross-Industry
winner+5.3%

Checkout: Multiple Steps

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

LayoutCross-Industry
inconclusive

Content Page: Maybe Later on Content Page

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

LayoutCross-Industry
inconclusive

Checkout: Top Aligned Labels

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

FormCross-Industry
inconclusive

Product: Least Or Most Expensive First

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

LayoutCross-Industry
winner

Checkout: Remove Coupon Fields

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

FormCross-Industry
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-Industry
inconclusive

Product: Gradual Reassurance

Context: Multi-step processes on the product can overwhelm users if they can't see how far along they are or how much is left.

TrustCross-Industry
inconclusive

Listing: Instant Filter Results

Context: Users can't quickly find relevant products or content on the listing, leading to frustration and early exits.

NavigationCross-Industry
winner+8.3%

Checkout: Remove Coupon Fields

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

FormCross-Industry
inconclusive

Product: How It Works

Context: The registration experience on the product asks too much too soon, causing potential users to drop off.

LayoutCross-Industry

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