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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
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

Product: Least Or Most Expensive First

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

LayoutCross-Industry
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: Benefit Testimonials

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

Social ProofCross-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

Product: Visible Availability

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

Product: Cart Reminder And Recently Viewed

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

LayoutCross-Industry
inconclusive

Product: More For Less Headline

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

Copy & MessagingCross-Industry
inconclusive

Product: Authentic 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: Open In A New Tab

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

NavigationCross-Industry
inconclusive

Product: Fewer Or More Results

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

Product: Faded Background Form

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.

FormCross-Industry
inconclusive

Product: Long Titles

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.

Copy & MessagingCross-Industry
inconclusive

Product: Video Testimonials

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

Social ProofCross-Industry
inconclusive

Product: Shortcut 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: How It Works

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

LayoutCross-Industry
inconclusive

Product: Buy Now Or Smaller Commitment Button

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: Conversational Filters

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

Copy & MessagingCross-Industry
inconclusive

Product: Inverted Or Consistent Button Styles

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: 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

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