Marginalia: Active Reading

Active EPUB e-book reader with hand-drawn notes, highlights & Markdown export.

Transform your passive reading into an active learning and note-taking experience with Marginalia. Designed for students, researchers, academics, and avid readers, Marginalia goes beyond a standard EPUB reader by turning your mobile device into a powerful digital notebook.

No cloud, no logins, no tracking. Marginalia is a local-first, privacy-focused application that keeps all your files and notes securely on your own device.

KEY FEATURES:

PERSONAL EPUB LIBRARY

• Import and organize your EPUB files with ease.
• Beautiful, minimalist bookshelf interface featuring automatic book cover extraction.
• Track your reading progress down to the exact percentage.

POWERFUL ANNOTATION ENGINE

• Keyboard and Stylus Support: Take structured typed notes, or use your finger or stylus to draw diagrams, sketch, and write handwritten notes directly linked to the text.
• Multi-Color Highlights: Underline and highlight key sentences using various colors (green, red, purple, gray, blue).
• Smart Book Navigation: Access all your annotations in one place and tap any note to instantly jump back to the exact page and paragraph in the book.

FULLY CUSTOMIZABLE READING EXPERIENCE

• Adjust text size, font weight, line spacing, and paragraph gaps.
• Choose from multiple reading themes: classic Light, dark Night, paper Sepia, and soothing Cream.
• Customize margins to optimize your screen space.
• Read with realistic horizontal page turns or seamless vertical scrolling.

OFFLINE-FIRST AND PRIVACY FOCUSED

• Your data belongs to you. All your highlights, sketches, and notes are stored locally.
• Notes are saved in the universal Markdown (.md) format, ensuring your data is never locked into a single app.

EASY EXPORTING

• Export your notes and book extracts as rich Markdown (.md) files—perfect for integration with tools like Obsidian, Notion, or Roam Research.
• Export as standard text (.txt) files for compatibility with classic word processors.

SEARCH AND ORGANIZE

• Search across all your notes and highlights with real-time text filtering.
• Sort notes chronologically by page number or by creation date.

Turn reading into studying and content consumption into creation. Discover the power of active reading with Marginalia. Terms of Use: https://www.apple.com/legal/internet-services/itunes/dev/stdeula/