The Simplest, Safest Way to Clean Your Mac.
You can use Disk Cleaner to reduce the number of unnecessary files on your drives, which can help your Mac run faster. It can delete temporary files and system files, empty the Trash Can, and remove a variety of other items that you might no longer need.
Disk Cleaner will help to clean;
* Application Caches
* Application Log Files
* Browser Data
* Trash Can
* Downloads Folder
* Mail Downloads Folder
* Large Files (files within your user folder that are greater than 100 MB)
* Old iPhone/iPad Backups
* iOS Photo Cache
– Uninstall Applications (.app files must be removed manually)