BookTree: bookshelf & note

1. Download the app and create an account or sign in with a preferred provider to enable cloud sync. 2. Add books by importing files, saving links, or manually creating entries and organize them into shelves and tags. 3. Open a book to read, highlight passages, and write inline notes or full-page annotations tied to your highlights. 4. Use the search, filters, and collections to find content quickly, and export notes or sync across devices for offline access. 5. Explore smart recommendations and reading statistics to discover related titles and track your progress.