--- title: "What is Conversion Rate Optimization (CRO)?" url: https://fibr.ai/glossary/conversion-rate-optimization-(cro) description: "Learn what CRO means and how A/B testing, heatmaps, and funnel analysis help reduce friction, improve conversion paths, and drive long-term revenue growth." last_updated: 2026-05-05T11:56:11.493449+00:00 --- CRO is the commonly used abbreviation for conversion rate optimization and represents an ongoing commitment to improving user experience and conversion paths across websites, apps, and funnels. It leverages heatmaps, funnel analysis, A/B testing, and direct user feedback to identify behavior patterns and friction points. Teams make targeted enhancements such as reorganizing content, improving form usability, refining headlines, or repositioning proof elements like testimonials near CTAs. These adjustments make it easier for users to take the action they already intend to take, rather than forcing decisions. Across landing pages, pricing pages, onboarding flows, and product interfaces, CRO builds smoother, more intuitive paths to completion. Consistent CRO efforts improve conversion efficiency over time, reduce acquisition costs, and increase long-term customer value — making it a core growth discipline for digital-first businesses. ### Explore more Glossary terms ##### Customer Journey Mapping Customer Journey Mapping visualizes how customers move through stages like awareness, consideration, purchase, onboarding, and loyalty. Read More ##### Customer Journey Management Customer Journey Management focuses on designing, monitoring, and improving the end-to-end experience users have with a brand across channels. Read More ##### Customer Data Platform A Customer Data Platform (CDP) unifies data from multiple touch-points, such as websites, apps, CRM systems, and support tools into a single, persistent customer profile. Read More ##### Customer Acquisition Cost (CAC) Customer Acquisition Cost (CAC) measures how much a business spends to acquire one new customer, including marketing, sales, and sometimes onboarding expenses. Read More ##### Custom Conversion A custom conversion is a user-defined goal in analytics or advertising platforms used to measure specific actions that matter to a business. Read More ##### CUPED CUPED (Controlled Pre-Experiment Data) is a statistical technique used in experimentation to reduce variance and improve test sensitivity. Read More Delaware, USA Subscribe to our newsletter for exclusive updates and insights.