Read PDF & EPUB books, listen with natural voices, and study smarter with AI.
1. Optimized for reading books and documents on your phone:
- Listen to and copy text from scanned PDFs, with word-by-word highlighting as the text is read aloud.
- Automatically fit PDF text to your screen width for larger, easier-to-read text without content extending beyond the screen.
- Keep PDF pages steady as you swipe. Enjoy larger text while preserving the original layout, so PDFs remain easy to read on your phone without reflow.
- Search, highlight, bookmark, change fonts, and adjust line spacing and margins.
- Organize your books into collections and mark your favorites.
- Track your reading time and easily monitor your reading habits.
2. Your study and research assistant:
- Highlight content to ask AI questions and add notes in text-based PDFs, scanned PDFs, and EPUBs.
- Chat with the AI assistant about the PDF or EPUB page you are reading, or ask questions about the entire document.
- Get contextual AI suggestions: Automatically identify book categories, such as academic, finance, and literature, and suggest relevant questions about text, images, and formulas.
- Get instant answers about selected content: Solve exercises and analyze passages or scanned PDF images.
- See clear, accurate source references in AI answers for both PDFs and EPUBs.
3. Natural-sounding voices:
- Choose from thousands of natural, non-robotic voices that bring stories to life.
- Listen to stories with the screen off or keep playback running in the background.
- Create a reading voice using your own voice or a loved one’s, for your listening enjoyment or to narrate stories for your child.
- Turn photos and typed text into audio.
- Enjoy natural-sounding voices for free, with premium voice options available for a fee.
4. Seamless Google Drive sync:
- Sync your books, notes, excerpts, reading progress, and time spent reading each book to Google Drive.
5. An extensive library of books and stories:
- Explore thousands of books and stories in English, Vietnamese, French, Portuguese, Spanish, and more.
- All books and stories comply with copyright requirements.