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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.

21 experiments
Winners, losers & inconclusive
Full statistical details
winner+9.0%

Homepage: Form Field Reduction (Postpone Fields to Next Step)

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

FormCross-Industry
winner+8.3%

Checkout: Remove Coupon Fields

Problem: Coupon and promo code fields on checkouts can distract users — they leave to hunt for codes, reducing completion rates.

FormCross-Industry
winner+22.5%

Landing: Credit Card Application Page Optimization

Problem: How "Credit card application page optimization" is implemented on the landing can meaningfully affect conversion — this element is worth testing.

FormCross-Industry
winner+30.0%

Landing: Multi-Step Form (Gradual Reassurance)

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

FormCross-Industry
winner+27.5%

Homepage: CTA Button Optimization

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

FormCross-Industry
winner

Checkout: Remove Coupon Fields

Problem: Coupon and promo code fields on checkouts can distract users — they leave to hunt for codes, reducing completion rates.

FormCross-Industry
winner+9.0%

Listing: Icon Labels

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

FormCross-Industry
winner

Listing: Listing Page

Problem: How "Listing page" is implemented on the listing can meaningfully affect conversion — this element is worth testing.

FormE-commerce
winner

Product: Product Page

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

FormE-commerce
winner

Product: Product Page

Problem: The information hierarchy on the product may not match how users actually scan and process the content.

FormE-commerce
winner

Home landing: Navigation Structure Test

Problem: Users arriving at the home landing can't efficiently find what they're looking for, increasing bounce rates.

FormTravel
winner

Listing: Navigation Structure Test

Problem: Users arriving at the listing can't efficiently find what they're looking for, increasing bounce rates.

FormSaaS
winner

Home landing: Search UX Enhancement

Problem: Users arriving at the home landing can't efficiently find what they're looking for, increasing bounce rates.

FormTravel
winner

Home landing: Homepage — 4 Button Labels With "Try It Now" Possibly Leading

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

FormSaaS
winner

Home landing: Search UX Enhancement

Problem: Users can't quickly find relevant products or content on the home landing, leading to frustration and early exits.

FormTravel
winner+80.0%

Landing Page: App Onboarding Simplification

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

FormMedia
winner+31.5%

Landing: Loan Form: USPs + Awards + Time-to-Complete Indicator

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

FormCross-Industry
winner+45.0%

Contact: Narrower Form + Benefit Copy + Trust Signals

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

FormCross-Industry
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+5.3%

Checkout: Grid Page Progress Bar

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

FormEnergy & Utilitiesn=33,413

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