BrainyPDF Alternatives

ChatPDF is a good place to start. You can upload PDFs and ask questions and get answers and summaries. It can handle multiple languages and citations, so it's good for students, researchers and professionals. The service also lets you organize files into folders for multi-file chats, which can be useful for organizing your research.

Another good alternative is ChatDOC. The tool can handle PDFs, but also DOC, DOCX and EPUB. It can perform in-depth AI analysis, image analysis and math formula explanations. It's designed to be a trusted AI assistant, citing sources, and there's a browser extension for easy file uploads.

If you need more advanced research tools and project management abilities, PDFGPT.IO could be a good choice. You can upload PDFs, ask questions and get answers. It's got good security protections and APIs for integration, so it's good for researchers, businesses and educators.

Last, AskYourPDF offers a conversational interface using ChatGPT to talk to your documents. It's got features like a Chrome extension, conversation history and different pricing plans for different needs. It's good for boosting productivity by quickly extracting information from long PDFs.