NVAReader 3.0 for Mac could be downloaded from the developer's website when we last checked. We cannot confirm if there is a free download of this app available. This free Mac application was originally produced by Nguyen Viet Anh.
The software lies within Productivity Tools, more precisely E-book Tools. The most popular version among NVAReader for Mac users is 3.0. You can launch this free application on Mac OS X 10.9 or later. According to the results of the Google Safe Browsing check, the developer's site is safe. Despite this, we recommend checking the downloaded files with any free antivirus software.
From the developer:
This reader application presents all basic function including selecting text, copying, highlighting, underlining, add notes, bookmark, printing, zoom etc. The book format is similar to the print book and maintains all structures and objects of the original book.
You may want to check out more software for Mac, such as GrassGames eBook Reader, CHM Reader Ultimate or NOOK DRM Removal, which might be similar to NVAReader.