# EPUB Summarizer – Turn Any Ebook into Chapter Notes > Upload any EPUB ebook and get chapter-by-chapter summaries, key takeaways, flashcards, and a quiz in minutes. The fastest way to study or review a book. Free to start. Canonical: https://www.notelifyapp.com/epub-summarizer Last updated: 2026-05-25 ## Turn any ebook into *chapter-by-chapter notes* Upload an EPUB and get clear chapter summaries, key takeaways, flashcards, and a quiz — powered by AI. Review a whole book in minutes. No credit card required · 15 free credits to start Chapters Summarized one by one 4 assets Per book 40+ Supported languages 100% Free to start ### Exactly what you'll get A real chapter summary generated by Notelify — the same format you'll see in your workspace. Chapters Flashcards Quiz Key Takeaways Source CHAPTER SUMMARY #### Thinking, Fast and Slow — Chapter 1 The opening chapter introduces the book's central metaphor: two modes of thought. System 1 operates automatically and quickly with little effort; System 2 allocates attention to effortful mental activities. Most errors in judgement trace back to how these two systems interact. ##### System 1 vs System 2 - ✓ System 1 is fast, intuitive, and emotional — it runs constantly and without conscious control. - ✓ System 2 is slow, deliberate, and logical — but it is lazy and defers to System 1 when it can. - ✓ The "characters" framing is a device: there are no two literal systems, but the model predicts behaviour well. ##### Why It Matters - ✓ System 1 generates impressions and feelings that become the source of System 2's explicit beliefs. - ✓ Cognitive biases arise when System 1 supplies a quick answer and System 2 fails to check it. - ✓ Recognising the situations where errors are likely is more useful than trying to think slowly all the time. ##### Key Takeaway - ✓ We identify with System 2 — the conscious, reasoning self — but System 1 effortlessly originates most of what we think and do. - ✓ The book's goal: improve the ability to recognise and avoid predictable errors of judgement. ### One ebook. The whole book, distilled. Every ebook you upload becomes a structured study workspace — not a single block of text. #### Chapter-by-Chapter Notes Each chapter distilled into key ideas and takeaways — so you can review a whole book in one sitting. #### Key Takeaways The arguments, frameworks, and conclusions that actually matter — pulled out and explained clearly. #### Flashcards Turn the concepts of any non-fiction book into a deck so the ideas actually stick. #### Comprehension Quiz Test whether you truly absorbed the book with auto-generated questions and explanations. ### From ebook to notes in three steps #### Upload your EPUB Drop in any EPUB ebook — non-fiction, textbooks, business books, or study material. #### AI reads the whole book The ebook is parsed chapter by chapter, and AI extracts the structure and key arguments in context. #### Get your study workspace Chapter summaries, flashcards, and a quiz appear together. Export the whole thing to PDF. ### Built for anyone with a reading list #### Avid readers Capture the key ideas of every book you read — and actually remember them. #### Students Review set texts and non-fiction reading lists without re-reading every page. #### Professionals Get the frameworks from business and self-development books in minutes. #### Writers & researchers Build reading notes and citations from ebooks fast. Works in 40+ languages Notelify auto-detects the ebook's language and generates summaries in the same language — or translates them to English with one click. ### Common questions #### What ebook formats are supported? Notelify supports EPUB ebooks directly. You can also upload books as PDFs. EPUB support is available on the Premium plan, which is built for longer-form book content. #### Can it summarize a whole book, not just one chapter? Yes. Notelify processes the entire ebook and produces chapter-by-chapter summaries plus an overall set of key takeaways — so you get both the detail and the big picture. #### Does it work on textbooks and dense non-fiction? Yes. The summaries preserve the structure of arguments and frameworks rather than flattening them, which makes it well suited to textbooks and idea-heavy non-fiction. #### Is the summary accurate? Summaries are grounded in the actual text of the ebook — the AI works from what the book says, not from outside sources. The content stays in your workspace so you can verify any point. #### Can I export the summary? Yes — every plan includes PDF export. Download chapter notes, flashcards, or the quiz as a clean, formatted PDF. ## Related - [AI Book Summarizer](https://www.notelifyapp.com/book-summarizer) - Upload any book PDF and get chapter-by-chapter summaries, flashcards, and a comprehension quiz. - [Textbook to Notes](https://www.notelifyapp.com/textbook-to-notes) - Upload any textbook PDF and get chapter-by-chapter study notes, key-term flashcards, and a practice quiz. - [PDF Summarizer](https://www.notelifyapp.com/pdf-summarizer) - Upload any PDF and get structured notes, flashcards, a quiz, and a mind map automatically. - [AI Note Taker](https://www.notelifyapp.com/ai-note-taker) - Generate structured study notes from any YouTube video, PDF, audio, or text automatically.