Downloading nrg2iso 1.4 for Mac from the developer's website was possible when we last checked. We cannot confirm if there is a free download of this app available. The application lies within System Tools, more precisely CD & DVD Software.
Nrg2iso.zip is the most common filename for this program's installer. Please check the Mac app with an antivirus before launch as it is downloaded from the developer's website, and we cannot ensure that it is safe. This free software for Mac OS X is an intellectual property of x2 Studios, Ltd. The most popular version among nrg2iso for Mac users is 1.4. The unique ID for this app's bundle is com.x2studios.nrg2iso.
From the developer:
nrg2iso is a free application that allows you to extract ISO 9660 files from Nero's proprietary .nrg format. This application is designed based on nrg4iso by Mark Akesson. This application is very easy to use, you need to browse your NRG file and push extract button.
You may want to check out more software for Mac, such as Audio Companion, RevolverHD or PTPublisher, which might be similar to nrg2iso.