You can use to verify the startup disk and the structure of its system files

OnyX for Mac

OnyX 4.2.4

  -  4.49 MB  -  Freeware
  • Latest Version

    OnyX 4.7.2

  • Operating System

    macOS 12.0 Monterey or later

  • User Rating

    Click to vote
  • Author / Product

    Titanium Software / External Link

  • Filename

    OnyX.dmg

  • MD5 Checksum

    080e82357230d6ef4d8eededcd65cdb1

Sometimes latest versions of the software can cause issues when installed on older devices or devices running an older version of the operating system.

Software makers usually fix these issues but it can take them some time. What you can do in the meantime is to download and install an older version of OnyX 4.2.4.


For those interested in downloading the most recent release of OnyX for Mac or reading our review, simply click here.


All old versions distributed on our website are completely virus-free and available for download at no cost.


We would love to hear from you

If you have any questions or ideas that you want to share with us - head over to our Contact page and let us know. We value your feedback!

  • OnyX 4.2.4 Screenshots

    The images below have been resized. Click on them to view the screenshots in full size.

    OnyX 4.2.4 Screenshot 1
  • OnyX 4.2.4 Screenshot 2
  • OnyX 4.2.4 Screenshot 3
  • OnyX 4.2.4 Screenshot 4

What's new in this version:

- Issue corrected that sometimes prevented downloading an update
- Deleting the system archived logs improved
- Deleting the diagnostic reports improved
- Added option in the Maintenance pane to delete the iOS and iPadOS device backups
- Added option in the Maintenance pane to delete the .DS_Store files
- Added option in the Parameters > Misc pane to turn off the creation of .DS_Store files on network volumes
- Added new find pane in the Find toolbar item
- The locate pane in the Find toolbar item has been improved
- Info pane improved
- Added option to choose the save path for profiles
- Miscellaneous corrections and improvements made
- Return of the Easter Egg. Try to find it!
- User Guide improved