It lets you scan all the files on the system and you can select and delete files which are not of use to anymore. You can clean up unwanted system files, residual app files, system logs and much more. When you will click on the “Cleaning” tab, you will see the different levels at which you can perform the cleaning tasks. It has a minimal looking UI with all features getting a separate tab on the app’s launch screen.

Although a bit more complex than other apps on this list, if used properly this can become the only disk cleaner app you will ever need. However, today we will focus only on its clean up capabilities.

Onyx from Titanium Software is a versatile tool which can help you verify your start up disk, execute hidden features, run maintenance script, automate tasks, clean up your Mac and much more.