KDL eBook Reader - Manage & Download eBooks is a modern, offline, all-in-one reader for ebooks and comics. Open and enjoy titles from your local library folder with first-class support for Kindle (MOBI/AZW/AZW3), EPUB, CBZ/CBR, PDF, and TXT. Built-in Library Manager: Beautiful cover grid, quick sorting, format filters, multi-select, rename, delete, and “show in folder.” Newly downloaded books are added automatically. Smart Downloader: Paste a direct link or a book page—KDL auto-detects the real .epub file (e.g., Gutenberg, Standard Ebooks). Shows progress, supports cancel, and keeps a download history. Comfortable Reading Experience: EPUB/TXT: adjustable font size & line spacing, light/dark themes, bookmarks, table of contents, progress bar, and Continue Reading resume. PDF: integrated viewer. CBZ/CBR: smooth, page-by-page comic reading.