Culsin ‑ Simple Split Testing

Culsin delivers honest A/B testing for Shopify storefronts without slowing down your site or breaking the bank. This split testing app helps merchants discover what actually works through real statistical significance and clear winner verdicts. Test any DOM element wrapped in Liquid - product copy, hero sections, CTAs, and layouts. The native theme app block and web pixel installation means zero flicker and no third-party scripts impacting site speed. Target audiences by URL, country, device, and visitor type (new vs returning). Define custom conversion events beyond purchases: signups, video plays, wishlist adds, and more. Built for merchants comfortable editing theme code or working with developers. Get enterprise-level CRO testing without the enterprise price tag.