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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.

47 experiments
Winners, losers & inconclusive
Full statistical details
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

Checkout: Trust Seals

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

Social ProofCross-Industry
inconclusive

General: Source Personalized Testimonial

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

Social ProofCross-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

Pricing Page: Company Logos

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

Social ProofCross-Industry
inconclusive

Product: Registration Flow Change

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

Social ProofCross-Industry
loser

Product: Product Page

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

Social ProofE-commerce
winner

Product: Product Page — "In X Carts" Social Proof Message

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

Social ProofE-commerce
loser

Product: Product Page

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

Social ProofE-commerce
winner

Product: Product Page — Replicates 's Experiment Which Confirms A Better Customer Rating Format

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

Social ProofTravel
winner

Listing: Listing Page

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

Social ProofTravel
winner

Home landing: Form Field Labels

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

Social ProofSaaS
loser

Home landing: Social Proof Display

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

Social ProofTravel
inconclusive

Product: Testimonials on Product Page

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

Social ProofCross-Industryn=1,317,945
inconclusive

Listing: Customer Star Ratings

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

Social ProofCross-Industryn=379,243
winner+2.2%

Landing Page: Star Ratings

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

Social ProofEnergy & Utilitiesn=71,171
inconclusive

Product: Social Counts on Product Page

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

Social ProofCross-Industryn=64,535
inconclusive

Listing: Bulleted Reassurances

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

Social ProofCross-Industryn=50,698
winner+4.1%

Landing Page: Grid Page Testimonials

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

Social ProofEnergy & Utilitiesn=50,156
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

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