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

OnyX for Mac

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OnyX for Mac

  -  6.8 MB  -  Freeware
Free Download

Security Status

  • Latest Version

    OnyX 4.7.4 LATEST

  • Review by

    Michael Reynolds

  • Operating System

    macOS 15.0 Sequoia or later

  • User Rating

    Click to vote

  • Author / Product

    Titanium Software / External Link

  • Filename

    OnyX.dmg

  • MD5 Checksum

    615a29fcde1e7dc43f0aa039604f66d4

OnyX is one of the best free utilities for the maintenance, personalization, and optimization of your macOS. Not only that it is capable to run countless miscellaneous tasks of system maintenance, but it enables you to easily find and tweak many hidden parameters of Dock, Dashboard, Safari, Expose, Disk Utility, and Finder. 

OnyX for Mac Screenshot 1

After just a few minutes spend optimizing your Mac with OnyX, not only that you will be able to optimize many aspects of your daily computer usage, streamlining the way you work certain things and increasing your productivity, but also making your Mac run faster and enabling it to run longer on your if you prefer using laptops.

OnyX for Mac Screenshot 2

Some of its most popular options are without a doubt ability to preview logs, CrashReporter reports, countless hidden parameters of the system, and removal of unused and large files or directories. All of the functions of this app are accessible via a highly-intuitive interface that features eight main tabs filled with countless OS tweaks – Verify, Maintenance, Cleaning, Utilities, Automation, Parameters, Log, and Info. The parameters section is especially useful, enabling you to tweak core functions and services of many basic macOS apps that everyone uses countless times every day.

With all this power at the tip of your fingers, OnyX for Mac definitely represents the best possible way to control your system from most obvious tasks and easy tasks to deeply hidden options that were before accessible only to professionals (for the app also offers access to the powerful command line that can be used to run scripts and automated commands).

Note: Requires 64-bit processor.

Download OnyX for Mac Latest Version

  • OnyX 4.7.4 Screenshots

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

    OnyX 4.7.4 Screenshot 1
  • OnyX 4.7.4 Screenshot 2
  • OnyX 4.7.4 Screenshot 3
  • OnyX 4.7.4 Screenshot 4

What's new in this version:

- Issue corrected in the Trash pane of the Files toolbar item
- Deleting the APFS snapshots improved
- Deleting the application caches improved
- Deleting the application logs improved
- Added Uninstall pane in the Files toolbar item
- Added option to turn on or turn off the startup when opening the laptop's lid or connecting to power
- The Security toolbar item has been improved
- Miscellaneous corrections and improvements made

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