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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

Listing: Condensed List

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

LayoutCross-Industryn=44,045
inconclusive

Listing: Shortcut 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-Industryn=43,967
inconclusive

Listing: Product Availability

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

Copy & MessagingCross-Industryn=42,001
inconclusive

Checkout: Urgent Next Day Delivery

Context: Without clear urgency signals, users delay their decision on the checkout, leading to drop-offs and abandoned sessions.

Copy & MessagingCross-Industryn=40,999
winner+7.2%

Landing Page: Layout Optimization

Problem: The information hierarchy on the landing page may not match how users actually scan and process the content.

LayoutEnergy & Utilitiesn=39,352
inconclusive

Checkout: Progress Bar

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

NavigationCross-Industryn=37,683
inconclusive

Listing: Open In A New Tab

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

LayoutCross-Industryn=37,497
inconclusive+3.4%

Homepage: Alberta Homepage

Context: How "Alberta homepage" is implemented on the homepage can meaningfully affect conversion — this element is worth testing.

LayoutEnergy & Utilitiesn=37,467
winner+12.5%

Signup: Forced Action

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

FormE-commercen=36,898
inconclusive

Checkout: Add More For Extra Incentive

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

FormCross-Industryn=36,284
inconclusive

Content Page: Welcome Mat - Partial on Content Page

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

LayoutCross-Industryn=34,967
winner+18.1%

Product Page: All-price-points-on-plan-cards

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

PricingEnergy & Utilitiesn=34,703
inconclusive

Listing: Social Counts

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

Social ProofCross-Industryn=34,676
winner+12.5%

Pricing Page: What It's Worth

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

PricingFintechn=34,645
inconclusive-1.0%

Mobile: Mobile Grid Page Filters

Context: Mobile users experience the mobile differently — smaller screens, touch targets, and limited attention require purpose-built design.

LayoutEnergy & Utilitiesn=34,638
inconclusive

Listing: Category Images

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

ImageryCross-Industryn=34,191
winner+5.3%

Checkout: Grid Page Progress Bar

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

FormEnergy & Utilitiesn=33,413
winner+21.0%

Homepage: Layout Optimization

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

LayoutEnergy & Utilitiesn=31,032
inconclusive

Listing: Hover 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=30,699
winner+5.7%

Homepage: Homepage Hero Redesign

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

LayoutEnergy & Utilitiesn=30,538

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