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Popular tool to chat with PDFs and other documents, giving summaries and cited answers, with a free daily tier and no-signup start.
Enterprise AI knowledge-management platform for building a governed, searchable company knowledge hub teams actually use.
AI study toolkit for students with an AI grader, paraphraser, quiz maker, plagiarism and AI-content detectors and study documents.
Popular free bilingual AI translator for web pages, PDFs, videos and images, wrapping 20+ engines like DeepL and GPT.
Well-known chat-with-PDF tool for summarizing and extracting; strong traffic.
No public pricing
Free trial available
No public pricing
No public pricing
- ✦Chat with PDFs, Word, PowerPoint and text files
- ✦Summaries with cited sources
- ✦Multi-file chats via folders
- ✦Any-language upload and chat
- ✦Extra tools: AI writer, detector, flashcards, slides
- ✦No-signup quick start
- ✦AI-powered search and answers
- ✦Content approval and expiration workflows
- ✦Multi-language sharing with AI translation
- ✦Templates and rich content creation
- ✦Microsoft, Slack, Google Drive integrations
- ✦ISO 27001 security, EU hosting, GDPR
- ✦AI Grader for assignments
- ✦AI Paraphraser and AI Answers
- ✦AI Quiz generator
- ✦Plagiarism checker and AI detector
- ✦AI Code Checker
- ✦Study documents library
- ✦Side-by-side bilingual web translation
- ✦Layout-preserving PDF and ePUB translation
- ✦Video subtitle and live-meeting translation
- ✦Image and comic translation
- ✦20+ engines incl. DeepL, GPT, Gemini, DeepSeek
- ✦Browser extensions and iOS/Android apps
- ✦Chat with PDF documents
- ✦Summarize PDF content
- ✦Extract information from PDFs
- ✦Source citation for answers
- ✦OCR support
- ✦AI Agents for document analysis
- ✦Capture & Ask feature
- ✦Chatbot widget (add-on)
- →Understand research papers
- →Study and homework help
- →Review contracts and reports
- →Translate and summarize documents
- →Central company knowledge base
- →Customer support and IT service desk
- →Onboarding and knowledge retention
- →Market watch and user insights
- →Improve grades and academic writing
- →Check work for plagiarism or AI content
- →Generate quizzes and study material
- →Grade assignments faster (educators)
- →Reading foreign-language websites and papers
- →Translating PDFs while keeping formatting
- →Watching videos with bilingual subtitles
- →Translating images and comics
- →Analyzing legal documents
- →Summarizing financial reports
- →Extracting key information from books
- →Reviewing scientific papers
- →Understanding user manuals
- →Creating employee training materials