ChatPDF is an AI information retrieval system geared specifically for PDF files. You can upload hundreds of PDFs at once, ask natural language questions, get text output and even train chatbots. It works in multiple languages and offers different pricing levels depending on your needs, so it's a good option for students, researchers, lawyers and customer support reps who want to get more done.
Another interesting option is Sharly, which marries document management with AI to get work done faster and understand documents better. Sharly can summarize documents, extract relevant citations and answer questions. It's geared for researchers, project managers and lawyers who need to scrutinize documents and analyze them carefully, but it's also got AES-256 encryption to protect data.
Last, DocuChat turns documents and websites into an AI chatbot that can provide accurate answers in more than 80 languages. It's got smart citations, full customization and team collaboration abilities, too, so it's a good option for anyone who needs to manage internal knowledge and customer service while protecting data with GDPR and CCPA compliance.