Question: Is there an AI tool that can help me understand long documents and answer complex questions?

If you want an AI tool to help you comprehend a long document and ask follow-up questions, Unriddle is a great choice. This AI-powered information retrieval system lets you ask questions to get quick answers, explore complex subjects and create interactive graphs to spot relationships. It works with more than 90 languages and can be integrated with a Chrome extension, so it's good for researchers and students who have to wrestle with lots of documents.

Another powerful tool is ChatDOC, which lets you analyze and digest documents in many formats, including PDFs and websites. It can provide quick answers, more detailed AI analysis and special-purpose tools for analyzing images and math formulas. With a browser extension for uploading documents and encryption to protect your data, ChatDOC is good for students, professionals and businesses that need to quickly extract information.

MapDeduce is another tool worth checking out. It's designed to help people find the information and answers they need from complex documents in multiple languages. It can summarize documents, generate questions based on context and flag important terms, and it's good for professionals, researchers and students who have to sift through lots of documents. It has secure file storage and flexible pricing tiers, so you can get it to work for you and get the most out of your documents.