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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.

6 experiments
Winners, losers & inconclusive
Full statistical details
loser

General: Potentially Confounded Button Color A/B Test

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

CTAE-commerce
loser

Product: CTA Button Optimization

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

CTAE-commerce
loser

Listing: Listing Page — Ghost Buttons

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

CTATravel
loser

Home landing: CTA Button Optimization

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

CTASaaS
loser-13.5%

General: Ghost / Outline Buttons Lose to Filled Buttons

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

CTACross-Industry
loser-3.1%

Landing Page: Get Started CTA

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

CTAEnergy & Utilitiesn=20,244

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