If you're looking for another Humata alternative, ChatPDF is a good option. It employs large language GPT4 technology for summarizing and conversing with PDFs, and you can upload hundreds of PDFs in a batch and ask questions in natural language. The service has several pricing tiers, including a premium option at $6.93 per month, and has a strong data protection stance, storing files in the EU under GDPR and encrypting data with SSL/TLS.
Another good option is ChatDOC, which can handle a broader range of documents, including PDF, DOC and EPUB. It can provide immediate answers to questions, detailed AI analysis and image analysis. The browser extension lets you upload PDF files with a click, and it encrypts files in transit to protect your data. The Pro plan costs $360 per year and removes file size and page limits.
AskYourPDF is another option. This app uses ChatGPT as a conversational interface to interact with PDFs. It comes with a Chrome extension, conversation history and a mobile app. The service has a variety of pricing options, including a free tier, so it should be useful for those with different needs and budgets.
If you want something more customized, Documind lets you build a custom chatbot trained on your PDFs. It can handle bulk uploads and lets you chat with multiple PDFs at once. The company promises strong data security and privacy, storing data in the EU and performing regular security audits. The service is designed to free up your time, with customers reporting an average of 4.6 hours per week saved.