EPUB3 Editor

ViewPorter® Mercury v2.3

Version: 2.3
Purpose: ALL FREEbox_mercury_with_shadow

Let us know your name of company, organization or school if you would like to use our ViewPorter® Mercury for free. This is very helpful to update beautiful widgets on it. Send your entity name!


Windows 7 / Windows 8 / Windows 10

For 32-bit Processor

File size: 157.5 MB Get It Now! 32-bit Processor - FREE Download
Total Download: 2,499 since Dec. 18, 2018


For 64-bit Processor

File size: 179.2 MB Get It Now! 64-bit Processor - FREE Download
Total Download: 3,218 since Dec. 18, 2018

* We have not tested yet on Parallels or VMware virtual machines.


File size:249.3 MB Get it Now - Free Download
Total Download: 933 since Dec. 21, 2018
* We have not tested yet on Parallels or other virtual machines.
* Later, from Mavericks

Manual Download(PDF version)
ViewPorter™ SUN Manual Download

Need an efficient way to make EPUB eBook from PDF? Learn More!

Need an App with EPUB3 eBook with your beautiful eBook? Visit App Maker! View Detail!

This version of ViewPorter® Mercury includes..

  • An incredible Quiz Widget
  • Page Ruler
  • An new Accordion Widget
  • Audio Button and Audio Text Widgets
  • Video Popup Widget
  • Support Chinese, Russian, Spanish languages
  • Added awesome new templates
  • Image Popup, Text Popup, Image Slide widgets
  • Support Z-Index Alignment
  • Connect to shutterstock and Orange4D multimedia store
  • Support Text Effect and Image Effect
  • Support Image Slide widget
  • Added Text Box, Text Scroll Box, Table widget
  • Support WebGL
  • Weather Story(Image) Widget – it may not run on iBooks and Kindle
  • Location Story(Image) Widget – it may not run on iBooks and Kindle

Runs on Amazon Kindle, Apple iBooks, Barnes&Noble Nook, Kobo ebooks, and etc!!!

  • Beautiful New Icons
  • Generate new Templates
  • Can connect to Orange4D Digital Contents Server directly
  • Supports EPUB3 Reflowable
  • Meta data input window
  • Amazing Styler Function
  • EPUB Validation Check for EPUB2 and EPUB3
  • Improve performance of Preview
  • Contents Size adjustable on the page
  • Automatic Update for new version of ViewPorter™
  • Supports for Korean, English and Spanish
  • Automatic TOC Generator
  • Reflowable and Fixed Layout
  • Preview Multimedia stuffs
  • EPUB to Android App Conversion supported(Windows)
    • EPUB3 Viewer
    • Zoom In/Out
    • Android Icon
    • Audio / Video


* We’ll send out Newsletters for you for new updates. Thanks for downloading.