EasyDMG2ISO 1.0 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. The program lies within System Tools, more precisely File Compression. The actual developer of this free software for Mac is EvolSoft. We recommend checking the downloaded files with any free antivirus.
From the developer:
EasyDMG2ISO is a small and useful utility to convert DMG files to ISO or CDR format. A DMG file is a kind of Disk Image File commonly used on macOS platform.