26 A/B testing ideas to increase click-through rates and boost conversions

You don’t need a site redesign to improve performance. Sometimes, small changes—like a different headline, image, or layout tweak—can have a measurable impact.
This free guide offers 26 practical A/B testing ideas that digital marketers can use to boost clicks, signups, sales, and more. You’ll find test examples for:
- CTA buttons and placement
- Product detail pages and image choices
- Homepage layouts and messaging
- Checkout friction and cart recovery
Each idea comes with a brief explanation of why it might work—so you’re not testing blind.
Whether you’re in search marketing, ecommerce, or CRO, this is a great resource to help you spot opportunities and experiment with confidence. Visit Digital Marketing Depot to download your copy.
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Editorial disclosure
Contributing authors are chosen for their expertise and work under the oversight of the editorial staff. Search Engine Land is owned by Semrush. The contributor was not asked to mention Semrush; the opinions expressed are their own.


