LightPDF

LightPDF AI for Docs is an incredible online program that utilizes AI to give people the ability to come into contact with documents through an interactive conversation as if they were speaking with a real human. It is capable of working with many document types such as PDF, Excel, Word, PPT and ePub files. All you need to do is upload the file and you will immediately receive answers with the corresponding sources cited. The responses can be shown in the form of lists, paragraphs or tables. An additional benefit of this tool is that it is free to use without any restrictions on file size, chat sessions or upload times.