The iridology analysis software was developed for windows PC. We are not aware of any iridology analysis software programs that will work on MAC O.S. However, we do have a few members who have installed virtual machine on their MAC to install windows O.S. and successfully using the iridology software.
Installing virtual machines can be complex for most users, although, there is software such as parallels virtual machine for mac. More information can be found here: https://www.parallels.com/products/desktop/
For users who are more tech savvy, there are methods to install virtual machine for free. Learn more from this link: https://www.howtogeek.com/187359/5-ways-to-run-windows-software-on-a-mac/
Another option is to purchase a used PC for around 100.00 for using the iridology software exclusively. A small price to pay for accessing iridodiagnostic software that can accurately detect and report on pupillary and collarette anomalies!