What is the Active Reader - ViaOne application, how does it work?

According to the introduction of ViaTech Publishing Solutions, Active Reader - ViaOne is a Business app on the Android platform. There is currently a 3.1 version released on Nov 27, 2017, you can see the details below.

Active Reader™, your enterprise content delivery system. Credentials required. Contact your system administrator for access.

This version includes the following bug fixes and enhancements:

• Updated Target version for Android.
• Update bookmark and "Go to" UI buttons on Bookshelf and Reader Screen.
• Fixed page alignment issue for Storyline files.
• Fixed bug where changing screen orientation will cause the page of the document to change.