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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.

105 experiments
Winners, losers & inconclusive
Full statistical details
inconclusive+22.5%

Product Page: 'Select Plan' vs 'Order Now' CTA Copy on Plan Selection Page

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

Copy & MessagingEnergy & Utilities
inconclusive+7.5%

Product-listing: Plans Page: Price-Ordered Plans Increase Conversions via Processing Fluency

Context: How prices are displayed on the product-listing directly influences perceived value and willingness to buy.

LayoutEnergy & Utilities
winner+24.0%

Pricing Page: Softer CTA Copy 'Select Plan' vs 'Order Now'

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

CTAEnergy & Utilities
inconclusive+12.5%

Product-listing: Plans Page: Showing All Plans vs Popular Plans Tab

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

LayoutEnergy & Utilities
inconclusive+22.5%

Product-listing: Plans Page: CTA Copy 'Select Plan' vs 'Order Now' Reduces Commitment Anxiety

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

CTAEnergy & Utilities
inconclusive+7.0%

Product Page: Reordering Plan Display by Price on Plan Selection Page

Context: Each additional form field adds friction to the product page, increasing the chance users abandon before completing their submission.

PricingEnergy & Utilities
winner+13.0%

Pricing Page: Removing 'Popular Plans' Tab, Showing All Plans

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

LayoutEnergy & Utilities
inconclusive+7.5%

Product-listing: Plans Page: User-Focused Filter Language Increases Plan Selection

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

PersonalizationEnergy & Utilities
inconclusive+0.7%

Landing Page: Sitewide 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=434,312
inconclusive+2.1%

Homepage: Form Field Labels

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

LayoutEnergy & Utilitiesn=292,860
winner+12.2%

Mobile: Mobile Super Nav Clarity

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

NavigationEnergy & Utilitiesn=203,935
winner+2.9%

Homepage: Homepage Redesign 2.0

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

LayoutEnergy & Utilitiesn=80,217
winner+4.4%

Landing Page: Headline & Copy Test

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

Mobile UXEnergy & Utilitiesn=75,511
winner+2.2%

Landing Page: Star Ratings

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

Social ProofEnergy & Utilitiesn=71,171
inconclusive+9.6%

Mobile: Mobile Sitewide

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

NavigationEnergy & Utilitiesn=71,104
inconclusive-1.4%

Landing Page: CTA Button Optimization

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=65,689
inconclusive+1.8%

Landing Page: CTA Optimization

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=56,158
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
winner+4.1%

Landing Page: Grid Page Testimonials

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

Social ProofEnergy & Utilitiesn=50,156

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