dmg2iso 2.0 for Mac was available to download from the developer's website when we last checked. We cannot confirm if there is a free download of this app available. Dmg2iso for Mac lies within Developer Tools, more precisely General. We recommend checking the downloaded files with any free antivirus. The actual developer of this free software for Mac is Johan Kvarnryd.
From the developer:
dmg2iso is a small tool for converting Apple Macintosh .dmg images to .iso images. The application is Universal for Mac OS X ver 10.4 and above.
You may want to check out more Mac applications, such as PSequel, which might be related to dmg2iso.