This image viewer allows you to browse images in folders and compressed files as if you were reading a book. Powerful customization is available. - Supported image format (bmp, jpg, gif, tiff, png, ico, svg, webp, WIC image) - Compressed file support (zip, rar, 7z, lzh, cbr, cbz, cb7, ...) - Recursive compressed file support - PDF support - Video play support - Touch operation supported - Mouse gesture supported - Key customization, gesture setting - Movement, rotation, scaling by dragging - Loupe mode - Facing mode - Full screen mode - Slide show - Image drop from web browser - Susie plugin support

Ver 46.3 - Bug Fixes Ver 46.0 - Added Effect Profiles for switching all effect settings at once - Effects now support multiple layers, plus a new Colorize effect - Added slideshow UI with detailed controls for navigation, end‑of‑book behavior, auto‑scroll, and animation wait - Optimized settings file size and improved save‑data formats - Bookmark folders can now appear as tags in the Bookshelf - Added Full Desktop Mode spanning all monitors - Added Task Tray Resident Mode for faster startup - Expanded Book menu with copy, move, save, and rename operations - Added Table of Contents to the page list for archives and PDFs - Default book opening direction is now set at first launch and applied to shortcut initialization For other changes, check the change log from the "About" dialog. Ver 39.5 is the last 32-bit version.