UPDF ticks all the checkboxes to be a feature-rich and reliable AI tool to chat with PDFs, regardless of document length or complexity. Convert PDFs to mind maps Fast document processing Accurate response to prompts Summarize/translate/explain/rewrite Multiple format support Direct selection of text from the document to summarize/translate/explain In-depth complex chart summarization Free for up to 100-page PDFs Chat with images Cost-friendly paid plan with the option of lifetime purchase Cloud storage