Zapier is an automation platform that connects diverse apps and services, enabling users to build workflows—called Zaps—that automate repetitive tasks across multiple tools without coding. Its core use cases include integrating business tools, automating data transfers, and streamlining processes like notifications, data entry, and lead management. Unique features include multi-step workflows, conditional logic with filters and paths, webhook support for flexible integrations, and the ability to add chatbot and GPT-powered components to custom web pages and apps.