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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.

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

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.

TrustE-commerce
winner

Product: Product Page

Problem: Without clear urgency signals, users delay their decision on the product, leading to drop-offs and abandoned sessions.

PricingE-commerce
winner

Listing: Listing Page

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

LayoutE-commerce
winner

Product: Product Page — Replicates 's Experiment Which Confirms A Better Customer Rating Format

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

Social ProofTravel
winner

Home landing: UX Pattern Optimization

Problem: Multi-step processes on the home landing can overwhelm users if they can't see how far along they are or how much is left.

LayoutTravel
winner

Product: Product Page — Product Quantity Options Receive A Confirmation From This A/B Test

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

LayoutE-commerce
winner

Product: Product Page

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

LayoutE-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.

CTATravel
winner

Product: Product Page

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

LayoutE-commerce
winner

Product: UX Pattern Optimization

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

LayoutE-commerce
winner

Listing: Listing Page

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

LayoutTravel
winner

Listing: Search UX Enhancement

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

NavigationE-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 — How 's Product Page Design Evolved Between 2019 And 2020

Problem: Users on the product aren't seeing a clear enough reason to act — the benefits aren't standing out from the noise.

LayoutE-commerce
winner

Product: Product Page

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

LayoutE-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
winner+36.0%

Pricing Page: Pricing Page Repositioning as Education Tool

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

Copy & MessagingFintech

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