Download of iRad 1.6.7 for Mac was available from the developer's website when we last checked. We cannot confirm if there is a free download of this app available. Commonly, this application's installer has the following filename: iRad_1.5.6.dmg.
This free Mac application was originally created by Lance Pysher. 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. The software lies within Design & Photo Tools, more precisely Viewers & Editors. The most popular versions among the application users are 1.6 and 1.5.
From the developer:
iRad is a DICOM viewer exclusively written for MacOSX.
The application features fast OpenGL graphics, uncompressed, JPEG, and RLE color and grayscale DICOM images supported, multi-images view with series synchronization, references lines and autohoming for comparing series, distance, point, and ROI measurements, oval, rectangular, and polygon selection tools.
You may want to check out more Mac applications, such as Digital Studio v5, Keynote Action Pack or Terragen, which might be similar to iRad.