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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.

201 experiments
Winners, losers & inconclusive
Full statistical details
winner

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.

LayoutSaaS
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

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
winner

Home landing: Search UX Enhancement

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

NavigationTravel
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
winner

General: Better, Padded And Wider Search Bar In This A/B/C Test

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

NavigationE-commerce
winner

Product: Product Page

Problem: This product has conversion optimization opportunities worth testing.

LayoutTravel
winner

Listing: Listing Page

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

NavigationTravel
winner

Pricing Page: Pricing Page

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

PricingSaaS
winner

General: Navigation Optimization

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

NavigationE-commerce
winner

Listing: Something Better Than Classic Pulldown Menus, As Expected

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

NavigationE-commerce
winner

Listing: Layout Optimization

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

LayoutSaaS
winner

Listing: The UI Classic: List Vs Grid View

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

LayoutE-commerce
winner

Home landing: UX Pattern Optimization

Problem: How "Ux pattern optimization" is implemented on the home landing can meaningfully affect conversion — this element is worth testing.

LayoutTravel
winner

Product: Product Page

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

PricingE-commerce
winner

Product: Product Page

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
winner

Product: Product Page

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

Social ProofTravel
winner

Home landing: Hero Image Variation

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

ImageryTravel
winner

Product: Product Page — A/B Tested Company Logos And A Smaller Add-To-Cart Button

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

Social ProofE-commerce
winner

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.

LayoutSaaS

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