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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.

76 experiments
Winners, losers & inconclusive
Full statistical details
inconclusive-5.1%

Homepage: Help Me Choose Homepage

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

CTAEnergy & Utilitiesn=55,255
winner+5.6%

Landing Page: Plan Page Zip Modal CTA Copy

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=50,404
inconclusive

Listing: Shortcut Buttons

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

CTACross-Industryn=43,967
inconclusive

Listing: Hover Button

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

CTACross-Industryn=30,699
inconclusive

Checkout: Back Buttons

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

CTACross-Industryn=22,852
winner+6.9%

Landing Page: Order Now 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=21,270
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
inconclusive-1.6%

Landing Page: Remove Distraction

Context: How "Remove distraction" is implemented on the landing page can meaningfully affect conversion — this element is worth testing.

CTAEnergy & Utilitiesn=13,478
inconclusive

Content Page: Inline Link Nudge on Content Page

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

CTACross-Industryn=10,258
winner+5.7%

Checkout: Mobile Checkout

Problem: Mobile users experience the checkout differently — smaller screens, touch targets, and limited attention require purpose-built design.

CTAEnergy & Utilitiesn=8,994
inconclusive

Content Page: Sticky Call To Action on Content Page

Context: Key actions on the content page disappear as users scroll, creating a gap between intent and the ability to act.

CTACross-Industryn=7,999
inconclusive

Listing: Action Button

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

CTACross-Industryn=7,173
inconclusive-2.9%

Landing Page: Navigation - Promotion Feature

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

CTAEnergy & Utilitiesn=3,879
inconclusive+0.9%

Checkout: Step 4 - Authorization Clarity and Prominence

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

CTAEnergy & Utilitiesn=1,174
inconclusive

Listing: Above The Fold Call To Action

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

CTACross-Industryn=823
inconclusive

Landing Page: Order Now CTA

Context: 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=0

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