Upload a PDF and get a reflowable EPUB with AI chat, flashcard generation, quizzes, and 5 reading modes. Not just a format change — a reading experience change.
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Transform fixed-layout PDFs into beautiful, reflowable ebooks that adapt to any screen.
EPUBs automatically reflow to fit your screen. No more pinching and zooming on mobile.
Change fonts, text size, margins, and colors. Read in dark mode or sepia.
Chat with your book, generate quizzes, and use Focus Mode with converted EPUBs.
Our AI engine preserves chapters, headers, and formatting with high fidelity.
Fast AI-powered conversion. Upload and start reading quickly.
Your files are encrypted and deleted after conversion. We never share your data.
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Chaptera offers AI chat, Focus Mode, Bionic Reading, quizzes, and more. Start reading smarter today.