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.