책갈피ReadNotes

책갈피ReadNotes is a smart reading and note-taking app for books, PDFs, and web articles. Capture highlights, bookmarks, and ideas in one place, then find them fast across devices. Core features: - Highlight, annotate, and add page-accurate bookmarks for EPUB, PDF, and web content. - Organize with tags and folders, and quickly find anything with full-text search and filters. - Secure cloud sync and easy export to Markdown or PDF for study, research, and work. Ideal for students, researchers, and avid readers who want a clean, efficient reading notes app with PDF annotation, cloud sync, and powerful search.

1. Install the app and sign in with your email or social account to enable cloud sync. 2. Import content by adding PDFs or EPUBs from your device or cloud drive, or save web articles with the built-in clipper. 3. Start reading and select text to highlight, write notes in the margin, and set bookmarks to mark key pages. 4. Organize your notes with tags and folders, then use search and filters to quickly locate quotes or topics. 5. Export notes to Markdown or PDF, share important excerpts, and keep everything synced across phone, tablet, and desktop.