1,100+ A/B Test Results & CRO Research

Evidence-based test ideas, research findings, and best practices — searchable and free.

1,183 results

Account Page Social Proof + Free Account Emphasis → +19% Paid Members — Course Hero

social_proofsignup

Expected lift: 15%-20%

Medium confidence

App Onboarding Simplification → +80% Registrations — The Guardian

formlanding_page

Expected lift: 75%-85%

Medium confidence

Personalized Free Shipping Threshold Message → +7.3% Transactions — Sport Chek

Expected lift: 5%-10%

High confidence

Checkout Objection Copy → +116% Signups — Crazy Egg

Expected lift: 110%-120%

Medium confidence

Homepage Landing Page Move → +17–74% Conversions — TopCashback

Expected lift: 15%-75%

Medium confidence

Pricing Page Repositioning as Education Tool → +36% Signups — GoHenry

Expected lift: 35%-40%

Medium confidence

Examples Page in Global Nav → +12% Sales — PhotoShelter

navigationhomepage

Expected lift: 10%-15%

Medium confidence

Mobile Landing Page Redesign → +78% Signups — GoHenry

layoutlanding_page

Expected lift: 75%-80%

Medium confidence

Navigation Redesign Around Visitor Problems → +75% Memberships — Smart Insights

navigationhomepage

Expected lift: 70%-80%

Medium confidence

Pre-Price Sales Letter Page → +157% Memberships — Smart Insights

layoutlanding_page

Expected lift: 150%-165%

Medium confidence

Visitor Segmentation by User Type → 400%+ Conversion Lift — Voices.com

personalizationhomepage

Expected lift: 300%-400%

Medium confidence

Urgency Countdown Clock → +27% Orders — daFlores

copyproduct_page

Expected lift: 25%-30%

Medium confidence

Social Proof Header (600K Facebook Fans) → +44% Sales — daFlores

social_proofhomepage

Expected lift: 40%-45%

Medium confidence

Long-Form Landing Page → +52% Sales — Moz PRO Membership

copylanding_page

Expected lift: 50%-55%

High confidence

'How It Works' Section Removal Hurt -4.6% to -11.7%

contenthomepage|landing

Expected lift: -15%--5%

Medium confidence

Social Counts Can Backfire on Lead-Gen Pages (-17.3%)

social_prooflanding

Expected lift: -20%--5%

Medium confidence

Ghost / Outline Buttons Lose to Filled Buttons — Consistently

Expected lift: -25%-0%

High confidence

Screenshot Testimonials (Non-Authentic) Hurt Signups -9.7%

social_proofhomepage

Expected lift: -15%--5%

Medium confidence

Video Testimonials Mid-Page on Lead-Gen Forms — Hurt Conversion

social_prooflanding

Expected lift: -20%--5%

High confidence

Recently Viewed Products for Returning Users → +2.3% Sales

personalizationhomepage

Expected lift: 0%-5%

Medium confidence

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