LightPDF's AI chatbot for documents is a free online tool that allows users to instantly analyze and extract data from PDF, Word, Excel, PPT, and ePub documents. Furthermore, it can recognize scanned documents and understand the content inside the documents. And you can enter a URL to let it analyze.It can generate tables from the data in the document, crawl, analyze, and summarize the content, and provide conclusions, answers, and listed outlines. It is compatible with any device and supports over 100 languages. It allows you to save and manage chat histories, and quickly copy the answer.