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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.

10 experiments
Winners, losers & inconclusive
Full statistical details
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

Signup: Explainer Video Addition

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

ImageryTravel
winner

Signup: CTA Button Optimization

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

CTATravel
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
winner+7.0%

Signup: Blurred Product Background

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

LayoutFintechn=135,618
winner+12.5%

Signup: Forced Action

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

FormE-commercen=36,898
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
winner+7.5%

Signup: Canned Response

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

Copy & MessagingServicesn=14,490
winner+7.5%

Signup: How It Works

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

Copy & MessagingHealthcaren=8,231
winner+10.5%

Signup: Right Or Left Aligned Forms

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

FormE-commercen=6,674

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