If you're looking for a HubWis alternative, ChatPDF is worth a look. You can upload PDFs and ask questions, and the system will respond with answers and summaries. It can handle multiple languages, so it's good for people with a global audience. It's good for students, researchers and professionals who want to quickly get answers out of documents, and it has good data protection controls.
Another good alternative is AskYourPDF. This tool uses ChatGPT to offer a conversational interface to your PDFs. It offers features like a Chrome extension for integration, supercharged document interactions and a conversation history to help with learning and document management. The tool offers several pricing levels, including a free tier, so you can find something that works for you.
If you want to handle more than just PDFs, Doctopus is another good option. You can upload and process PDFs, Word documents and text files with AI-powered chat to get answers and insights. It's geared for professionals and students who have to deal with lots of research papers and academic documents, so it can help you save time and get more work done.
Last, you might want to check out ChatDOC, which can handle a variety of documents, including PDF, DOC and TXT. It offers immediate answers, detailed AI analysis and multi-document chat, so it's good for anyone who wants to get information out of documents. The browser extension and secure data transfer features make it a good option for people who want to use it on their laptops.