The complete knowledge base about ARender - How to install it and how to configure it as needed

Document comparison

Compare two documents

Manual processing

To do a comparison between two documents, right click on a document’s thumb in the navigation panel and select Open as new and compare.


The chosen document opens next to the current one, then the comparison results are displayed.


Automatic comparison on start up

To automatically start the comparison after the application loading, use the following parameter:


The comparison will only be triggered if at least two documents are loaded.

The first document of these will be opened on the left and the second one on the right.

Close comparison mode

  • To go back to the simple view mode, click on the red cross in the upper right corner of the document to close.


  • It is also possible to close the comparison mode by right clicking on a document and select Close multiView.


Parse comparison results

Each difference type between two documents corresponds to a specific color:

Color Meaning
Green Added line
Red Removed line
Grey Modified line
Orange Modified text on a specific line


Browse results


Clicking on the Next result or Previous result button will redirect to the closest one, regardless of the document.


Synchronized scroll between documents

The synchronized scroll function is enabled by default when a comparison is done. It can be disabled using the corresponding button in the top panel.

Result’s match

Clicking on a specific result redirects to the matching line on the other document.


Comparison mode’s specifications

  • The multi-view mode comes with the concept of current document which is defined has the last document hovered.

    This document is used for most of functionalities: Annotations, Download, Printing, Text searching, Page rotation, …

  • Document changing using navigation panel’s thumbs is disabled.

    Only thumbs corresponding to documents currently opened in comparison mode allow to jump to the selected page on it.

How define the focus of document by click

To define the focus of the document by click use the parameter: