Several factors can impact the pricing of Conversion Rate Optimization (CRO) services. The expertise and experience of the CRO team play a significant role; the higher the experience, the higher the fee. Seasoned experts also command considerable fees due to their proven track record.  Next, the complexity of your project will directly impact pricing; big projects will a lot of moving parts may cost considerably. Extensive A/B testing requirements, data analysis, or user behavior tracking may demand additional tools and platform access, which can influence pricing directly.  The industry and its complexity (eg, eCommerce vs B2B), traffic numbers, and even geographical location can influence pricing.