A small macOS app that acts as a system cleaner (logs, cache, …).Discontinued
Application is still available for download, however the Github repo now displays a message stating "This repository has been archived by the owner. It is now read-only."
Clean Me vs CleanMyMac X opinions
It cleans logs and email attachments. Although it does not uninstall apps, for that you will need AppCleaner by freemacsoft. Together, Clean Me and AppCleaner, do the work of CleanMyMac.
When deleting apps in macOS, many related files are left behind, taking up space on your hard drive. App Eraser helps to find these files and provides a quick and easy way to delete them. App Eraser is a Free and Open Source.