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Library of audio and text summaries for 26,000+ books, good for readers wanting quick key takeaways instead of reading full books.
Library of short book summaries, analyses, and audiobooks spanning thousands of nonfiction and fiction titles.
Widely used free web toolbox for quick AI writing, PDF conversion, image editing and file-format tasks, no signup required for most tools.
AI-powered online and desktop PDF suite to edit, convert, OCR, sign, organize and chat with documents across devices.
All-in-one AI writing suite led by an AI content/GPT detector, bundling a humanizer, paraphraser, grammar checker, translator, and chatbot.
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No public pricing
No public pricing
No public pricing
- ✦26,000+ book summaries in audio, PDF and EPUB
- ✦Full audio narration on Pro plan in 40 languages
- ✦Bookmarking and reading/listening history
- ✦Personalized recommendations by reading preference
- ✦Trending and curated book lists
- ✦Mobile app availability
- ✦Short book summaries and analysis
- ✦Summary PDFs and audiobooks
- ✦Personal library to save titles
- ✦Extensive category browsing
- ✦Coverage of thousands of books
- ✦PDF conversion and editing tools
- ✦Image editing and format conversion utilities
- ✦AI-assisted writing tools
- ✦Video tools
- ✦Browser-based, no-install usage
- ✦Edit, convert and annotate PDFs
- ✦OCR and scanned-PDF enhancement
- ✦AI summarize and chat with documents
- ✦E-signature and document organization
- ✦Batch processing
- ✦Cross-platform: Web, Windows, Mac, iOS, Android
- ✦Multi-model AI text detector (ChatGPT, GPT-5, Gemini, Claude, DeepSeek, etc.)
- ✦AI text humanizer to reduce detectability
- ✦Plagiarism checker across billions of sources
- ✦AI paraphraser, summarizer, and grammar checker
- ✦AI translator and word counter utilities
- ✦ZeroCHAT general-purpose AI chatbot
- ✦WhatsApp and Telegram bot access
- ✦Downloadable PDF detection reports and batch file upload
- →Getting the key ideas from a book without reading it fully
- →Listening to book summaries during a commute
- →Building a personal library of bookmarked summaries
- →Sampling a book before deciding to buy the full version
- →Learning a book's key ideas in minutes
- →Listening to book summaries on the go
- →Deciding which full books to read
- →Studying nonfiction concepts efficiently
- →Converting and editing PDFs online
- →Resizing or converting images quickly
- →Drafting or rewriting text with AI assistance
- →Convert and edit PDFs online or on desktop
- →Summarize or ask questions about documents
- →OCR scanned PDFs into editable text
- →Sign and organize documents across devices
- →Educators checking student submissions for AI-generated content
- →Writers verifying and humanizing AI-assisted drafts
- →Checking text for plagiarism before publishing
- →Businesses integrating AI detection via API
- →Quick grammar/translation checks while writing