• EPUB Support - Import and read EPUB books with chapter navigation • Reading Progress Tracking - Automatically saves your position and shows progress on each document • Custom Themes - Choose from built-in themes or create your own color schemes • Multiple Focus Styles - Bold, underline, highlight, larger font, or color accent • Bookmarks & Highlights - Mark important passages and return to them later • Reading Statistics - Track your reading time, words read, and streaks • Folder Organization - Organize your documents into custom folders • Focus Mode - Pomodoro timer to help you stay focused while reading • Improved Document Library - Better organization with favorites, progress bars, and search • Performance Improvements - Faster loading for large documents