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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.

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Winners, losers & inconclusive
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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

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