Read fluently and comfortably, with simple and clear interface. Supported Document Types: PDF, EPUB, MOBI, CBZ, FB2, XPS, TXT, HTML, OFFICE(DOCX, XLSX, PPTX), and ZIP/GZIP packages of previous documents are suppoted. Features: · Horizontal / Vertical Flip · Continuous Scroll · Lock Stray: Keep scroll straight · Margin Crop · Focus Mode: Keep page position on flipping zoomed pages · Smarty Focus: Recognize page border bias in Focus Mode · RtL Text: Support Top-to-Bottom, Right-to-Left(TB-RL) text · Single Column: Support scanned dual-spread PDF page · Color Palette · Font Size selectable · Text Select and more operations · Table of Contents · Bookmarks · Links · Search · Share book · Remember reading states The project is under active development.