What Is Churn Rate? How to Calculate Churn Rate and Create Effective Churn Surveys

Churn rate measures the percentage of users who stop using a product over a given period, calculated as (Lost Customers ÷ Customers at Start) × 100. In DeFi and Web3, churn rates can reach 10–30% monthly due to mercenary users and airdrop farming. The article covers common churn drivers—poor support, changing needs, pricing, and low engagement—and recommends using churn surveys built with Formo's no-code tools to gather feedback and improve retention.