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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.

201 experiments
Winners, losers & inconclusive
Full statistical details
winner+27.5%

Product Page: Urgency Countdown Clock

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

Copy & MessagingE-commerce
winner+44.0%

Homepage: Social Proof Header (600K Facebook Fans)

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

Social ProofE-commerce
winner+78.5%

Landing Page: Mobile Landing Page Redesign

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

LayoutFintech
winner+36.0%

Pricing Page: Pricing Page Repositioning as Education Tool

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

Copy & MessagingFintech
winner+75.0%

Homepage: Navigation Redesign Around Visitor Problems

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

NavigationSaaS
winner+157.5%

Landing Page: Pre-Price Sales Letter Page

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

LayoutSaaS
winner+12.0%

Homepage: Examples Page in Global Nav

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

NavigationSaaS
winner+45.5%

Homepage: Homepage Landing Page Move

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

LayoutFintech
winner+350.0%

Homepage: Visitor Segmentation by User Type

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

PersonalizationE-commerce
winner+61.0%

Landing Page: Landing Page with Future-Pacing + Trust Elements

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

Copy & MessagingSaaS
winner+19.0%

Signup: Account Page Social Proof + Free Account Emphasis

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

Social ProofEdTech
winner+80.0%

Landing Page: App Onboarding Simplification

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

FormMedia
winner+100.0%

Pricing Page: Usage-Based Pricing Model vs Feature-Tiered Pricing

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

PricingSaaS
winner+51.0%

Landing Page: Donation Progress Bar with Target

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

Social ProofNonprofit
winner+20.0%

Checkout: Marketplace Order Confirmation Upsell

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

LayoutE-commerce
winner+7.0%

Checkout: Personalized Free Shipping Threshold Message

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

Copy & MessagingRetail
winner+11.5%

Homepage: Navigation CTA 'Latest Stock Picks'

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

CTAFintech
winner+24.0%

Pricing Page: Softer CTA Copy 'Select Plan' vs 'Order Now'

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

CTAEnergy & Utilities
winner+12.2%

Mobile: Mobile Super Nav Clarity

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

NavigationEnergy & Utilitiesn=203,935
winner+7.5%

Signup: Cart Reminder And Recently Viewed

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

PersonalizationFintechn=155,342

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