The simplest viewer app for viewing comic, fictional image archives Such as a cartoon or a novel, on a smartphone You can see it anywhere. Now that you've installed the app Try transferring files on your PC with WiFi Please upload compressed files that contain images or images. Please upload individual PDF files. Please check the extension of the image file before uploading. Only png, jpg, jpeg, gif files are supported. Do not compress the compressed file again. ** Characteristic ** - Supports Zip, RAR, 7z, cbz, cbr, cb7 compressed files (including png, jpeg, jpg, gif, bmp, tif, tiff extension images) - PDF file support - Upload via PC web browser (WIFI) - Import files from cloud apps such as iCloud, Google Drive, dropbox, circle drive, and Box (cbr, cbz, cb7 are not supported in the cloud service, please upload in other ways.) - FTP support: browse, download - SSHFTP support - Secure FTP not supported - Cloud apps support file copy from mail attachments - one page view, two page view - Sharpen image filter - Phone / pad support - Rotate the screen both horizontally and vertically - Full Screen Function / Add Option: This is a function to hide the bar at the bottom and to view contents only. Long click on the screen to show the bottom bar. You can turn it on or off in settings. - Image next page Zoom-in keep-alive function: Apply the previous book's zoom-in status in the following book. Please change your settings. - Screen off option: When set to ON, the screen automatically turns off at the time the device turns off. - Last file view, On / Off in setting - Next book auto-switching options: If you automatically change the next book switching option in Settings, tabs on the last page will automatically switch to the next book. (Default manual) - iCloud Sync : Synchronize the information (read location) of the read file and open the same file on another device (signed in with the same iCloud account) so that you can see it again. (iOS 11+) - Image / PDF Night mode: Invert color / Image brightness (1 to 3 steps), in-app purchase required - Night Mode - Invert Color: Invert the white background to black (gray) and black to white. This mode is suitable for viewing novels. - Night Mode - Image Brightness: You can change the brightness of the image in three steps without changing the screen brightness of the device. - Bluetooth keyboard: Supports page switching and screen closing function, direction key (asdw) page switch, ESC key viewer screen close (in-app purchase required) - A function that changes to the next page when the volume is changed. (The sound size will change as well. Please be careful. ON / OFF in setting. Need an in-app purchase or reward view.) Please send bugs or suggestions to email@example.com at the top right of the setting screen.