Supported Reading Formats:

• EPUB (.epub)
• PDF (.pdf)
• DRM-free Mobipocket (.mobi) and Kindle (.azw3, .azw)
• FictionBook (.fb2)
• TXT: Upcoming
• HTML: Upcoming
• DOC: Under Consideration

Supported Platforms: Windows, macOS, Linux, and Web

Themes: 32 built-in themes

Reader

• Reading Modes: Scrolling mode, Section mode, Two-column mode
• Auto Typesetting, Customizable font size, margins
• Custom fonts: Upcoming
• Copy functionality
• Translation feature: Upcoming
• Auto-scroll reading: Under Consideration
• Text-to-speech: Upcoming
• Page-turning features
  • Previous page: Left arrow; Next page: Right arrow
  • Scroll up slightly: Up arrow; Scroll down slightly: Down arrow
    • Scroll up or down by one paragraph: Needs Improvement
• Table of contents: Automatically records the current reading table of contents
• Word highlighting
  • Auto-highlight: Default on, can be turned off
  • Double-click to highlight an entire paragraph
  • Marker, Straight line, Wavy line
• Notes
  • Add (supporting multiple), Edit, Delete, View
  • Note list displays notes corresponding to the current table of contents: Upcoming
  • Note count statistics
• Tags: Support for multiple tags
• Record reading position: Default on, can be turned off
• Record reading count
• Record reading duration:
  • Detailed record of each reading session, accurate to minutes
  • Total reading time
• Search
  • Book content search: Upcoming
  • Search engine search: Upcoming

Book Management

• Modes: Bookshelf mode, Card mode, List mode
• Search
• Sorting: adding time, reading time, reading progress, reading duration, book title, author, rating
• Filtering: bookshelf
• Support for editing book title, author, cover
• Custom ratings
• Custom bookshelf categories
• Favorite collection feature
• Recycle bin feature: Default on, can be turned off
• Book status: Upcoming
• Review feature: Upcoming
• Shortcut keys: Upcoming

Note Management

• Search
• Sorting: Time-based sorting, Book title sorting
• Filtering
  • Book title filter (single book)
  • Tag filter (multiple tags): Upcoming
• Modes:Card mode, List mode
• Jump to source
• Shortcut keys: Upcoming

Upload: Supports drag and drop, multi-file upload

Tag Management

• One-click clear for tags not bound to notes
• Rename, Delete
• Nested tags: Under Consideration

Bookshelf Management

• One-click clear for empty bookshelves
• Rename, Delete

Idle mode: Upcoming

Cloud synchronization feature: Upcoming

Backup feature: Upcoming

Global search