Features on the Android device
- Available on Android or tablets.
- Open files with .epub extension.
- Customized TOC provided additionally.
- Reopen to the location of last reading page.
- Import .epub eBooks by selecting "Open with" context menu which pops up when you tap .epub file in file browser.
- Import .epub eBooks from the email app's file attachments.
- Choose Options that have one page(landscape) two pages(landscape) or scroll type(portrait) with fixed-layout book and Options that have one page(portrait) or scroll type(portrait) with reflowable-layout book.
- Audio playback and video full screen switch.
- Media Overlay SMIL support to fixed layout ePUB With Read Aloud Feature For Fixed-Layout ePUB.
- Double-tap the image to zoom-in image on the popup.
- Track the path of moving pages.
- To turn pages and toggle menus, use two touches(multi-touch) on both sides and center of the screen, respectively.
- Adjust font size.
- Jump to the reading pages by history buttons.
- Add notes, highlighters or bookmarks of reading pages.
- EPUB reflowable-layout viewer.
- EPUB fixed-layout viewer.
- Select Scrolling type viewer or paging type viewer.
- Browse .epub .zip epub files on your device.
- Find text across all pages of the book.

Features on the iOS device
- Available on iOS iPhones and iPads.
- Open files with .epub extension.
- Customized TOC provided additionally.
- Import .epub eBooks by selecting "Share with" context menu which pops up when you tap .epub file in file browser iOS built-in app.
- Reopen to the location of last reading page.
- The writing direction of scripts like Korean, English, Japanese, Arabic, etc is used as natural writing direction.
(Reading from-left-to-right, reading from-right-to-left, reading from top to bottom and from right to left; ltr, rtl, vertical-rl)
- EPUB reflowable-layout viewer.
- EPUB fixed-layout viewer.
- HTML5 audio and video playback.
- Media overlay supports synchronizing audio media.
(Option of choosing text element style can be set if media overlay does not have an author-defined style synchronizing audio-text visual highlighting.)
- Adjust text size, line height and margins of content on viewer view.
- Bookmarks, table of contents, memo note.

Features on the Mac desk top
- Available on Mac.
- Same features like on iOS iPads devices without device rotation

Features on the Windows PC
- Available only on 64-bit Windows.
- Open files with .epub extension.
- Customized TOC provided additionally.
- Reopen to the location of last reading page.
- Import .epub eBooks by selecting "Open with Epubgle reader" context menu which pops up when you mouse-right-click .epub file in file browser.
- Adjust CSS to change font size, margins, line height
- EPUB reflowable-layout viewer.
- EPUB fixed-layout viewer with one page or two pages.
- Media Overlay SMIL support to fixed layout ePUB With Read Aloud Feature For Fixed-Layout ePUB.
- Browse .epub .zip epub files on your device.

- How to install & run Epubgle reader Windows x64
1) Download recent Epubgle[x.x.x]_win64_install.exe
2) Double click recent Epubgle[x.x.x]_win64_install.exe which You have downloaded.
3) Select a folder or C: Drive in Windows to extract Epubgle reader folder. Or Select a portable USB Drive to extract Epubgle reader folder
4) Click "start.cmd" file in Epubgle reader folder to create a shortcut icon of Epubgle reader on your desktop.
5) To run Epubgle reader click Epubgle reader shortcut icon on Epubgle reader folder or Epubgle reader shortcut icon on your desktop.

- How to update Epubgle reader Windows x64 and how to maintain all existing imported ebooks in updated Epubgle reader
1) Download recent new updated Epubgle[x.x.x]_win64_install.exe
2) Double click recent new updated Epubgle[x.x.x]_win64_install.exe which You have downloaded.
3) To extract recent new updated Epubgle reader folder, select the same folder or the same drive in Windows where you had extracted the old version.
4) Then all existing imported ebooks should maintain in updated Epubgle reader version.

- How to unintall Epubgle reader Windows x64
1) Click "uninstall.cmd" file in Epubgle reader folder to uninstall Epubgle reader on your desktop.
2) This uninstall work would uninstall Epubgle reader on your desktop and delete Epubgle reader folder and all files in Epubgle reader folder where Epubgle reader installed.