WebP， rename) *Slideshow *Adjust image brightness， BMP， Auto switch by screen orientation *Support eEook file format: EPUB。
Bilinear， Fixed size， Lanczos3; *Five view mode: Full size， Fit Width， CBR/RAR，。
TXT *Support image file format: JPEG， Dropbox， 7Z/CB7， LZH。
Perfect Viewer is a very fast image/comics/ebook viewer. *Turn black/white image into 4 colorize image(Only available for donated users. Need install Perfect Viewer donation application). *Page layout: Auto single page， Fit Screen， Fit Height， HTML， OneDrive after install the source plugin *Require "GET_ACCOUNTS" and "USE_CREDENTIALS" permission for Google Drive support *Smooth filters: Averaging， FTP *Require internet permission for CIFS/SAMBA support. *Support open files from Google Drive， PNG， Auto dual page， GIF， CBT/TAR *Support PDF file after install the PDF plugin *Open file from network file sharing(CIFS/SAMBA)， TIFF *Support archive file format: CBZ/ZIP， Stretch; *Support Left-to-right right-to-left reading *Set image as wallpaper *Browse image in folder/archive as thumbnail *Bookshelf function *Support pinch to zoom fling gesture *Simple bookmark function *My favorites management *Cache next and previous page *Simple file management(delete， Bicubic，contrast gamma *Auto cut off white border. *Support Google Chromecast *Balloon magnifier 。