2 days ago · 3. Adobe PDF Chat. I used Adobe PDF Chat, and I really like how it lets me edit PDFs and get AI suggestions at the same time. While working on a research paper, I could . ChatPDF lets you upload and chat with PDF files in any language. You can summarize, compare, translate, and ask questions to your PDFs, backed by conversational AI and citations. ChatGPT is a free and easy-to-use tool that can help you with writing, learning, brainstorming and more. You can upload a file and ask Ch