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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: UX Pattern Optimization

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.

LayoutCross-Industry
inconclusive

Home landing: Visible Search

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

NavigationCross-Industry
inconclusive

Product: Clickable Product Previews

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

Social ProofCross-Industry
inconclusive

Product: Single Focus Photos

Context: Visual elements on the product aren't doing enough to communicate value, build trust, or guide users toward the next step.

ImageryCross-Industry
inconclusive

Product: Bigger Form Fields

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

FormCross-Industry
inconclusive

Checkout: Auto Suggest

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

LayoutCross-Industry
inconclusive

Checkout: Progress Bar

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

LayoutCross-Industry
inconclusive

Signup: Postponed Registration

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

FormCross-Industry
inconclusive

Listing: Search Keyword Highlighting

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

NavigationCross-Industry
inconclusive

Listing: Expanded Or Condensed Layout

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

LayoutCross-Industry
inconclusive

Checkout: Money Back Guarantee

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

TrustCross-Industry
inconclusive

Product: Carousel Vs Static Grid Images

Context: Visual elements on the product aren't doing enough to communicate value, build trust, or guide users toward the next step.

ImageryCross-Industry
inconclusive

Product: Lead Magnets

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

Copy & MessagingCross-Industry
inconclusive

Checkout: Back Buttons

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

CTACross-Industry
inconclusive

Product: Contrast Links & 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

Checkout: Frequently Asked Questions

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

LayoutCross-Industry
inconclusive

Product: Required Field Labels

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

FormCross-Industry
inconclusive

Signup: Optional Field Labels

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

FormCross-Industry
inconclusive

Checkout: Field Explanations

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

FormCross-Industry
inconclusive

Product: Lower Price Frames

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

PricingCross-Industry

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