Maru

You can open text/image/zip/PDF/epub files of yours containing images or texts like a book.

※ We don't supply contents files basically.


1. Text Reader

- various file extensions : txt, csv, smi, sub, srt
- support epub (text and image)
- open compressed text files without decompressing (zip, rar, 7z)
- embedded fonts and support custom font
- adjusting text size/line space/border with intuitive UI
- auto-detecting charset encoding
- fixed or custom text/background color with intuitive UI
- various paging way : arrow button, tapping, dragging, volume button
- various animation of paging
- various way of fast seek : seek-bar, dialing, page number
- add/sort/manage bookmark
- support text-to-speak(TTS) : language/speed option
※ the commercial version (named ARAR) support background mode of TTS
- support text slideshow
- text searching : one by one or all at once
- text editing
- support 3 type of text alignment, 2 column in landscape
- support alignment of sentences and splitting text file.


2. Image/PDF Viewer

- various file extensions : jpg, png, gif, bmp, webp, tiff, heic, avif, zip, rar, 7z, cbz, cbr, cb7, pdf
- open compressed image files without decompressing (zip, rar, 7z)
※ can open double compressed image files
- selecting which left/right side of image to see : left first, right first, two file at once
- enlargement/magnification
- various paging way : arrow button, tapping, dragging, volume button
- various animation of paging
※ webtoon scrolling is best suitable to very long images
- various way of fast seek : seek-bar, dialing, page number
- add/sort/manage bookmark
- support slideshow : idle time option
- support keeping the ratio of enlargement
- support animated-gif/webp/avif


3. File Management

- file coloring about history : red(most recent open), green(read partially), blue(read all)
- image preview mode : tile(big,small), detail
- selecting file extension for display
- sorting file : by name/size/date
- deleting file
- renaming, copying, moving file
- searching by name/content(text)/image(preview)

4. Other Features

- support FTP(file transport protocol)
- support SFTP(secure file transport protocol)
- support SMB(server message block)
- support WebDAV
- support Google Drive
- support Dropbox
- support MS OneDrive
- support locking with pin number
- support backup/restore of settings
- support samsung remote spen(paging, pause)
- support headset button's pause
- support management of applications' shortcut