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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
winner+9.0%

Signup: Hero Image Variation

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

Social ProofE-commercen=26,270
loser-8.5%

Landing Page: Social Proof Optimization

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

Social ProofEnergy & Utilitiesn=23,353
inconclusive

Checkout: Frequently Asked Questions

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

Social ProofCross-Industryn=18,871
inconclusive

Checkout: Trust Seals

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

Social ProofCross-Industryn=7,986
winner+7.5%

Pricing Page: Company Logos

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

Social ProofSaaSn=6,021
winner+21.5%

Landing Page: Paid Landing Pages

Problem: How "Paid landing pages" is implemented on the landing page can meaningfully affect conversion — this element is worth testing.

Social ProofEnergy & Utilitiesn=4,831
inconclusive

Checkout: Testimonials

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

Social ProofCross-Industryn=3,333

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