BleachBit is a free system cleaner application for windows and Linux. You can use this application to free disk space, reduce the size of backup cache and wipe free space. Some other features are shred files folder and clipboard files, whitelist files, manually select each type of temp files, command-line mode and more.
Download BleachBit [Windows, Linux]
How to Install BleachBit on Ubuntu Linux
BleachBit is available as a flatpak package file from the remote flathub repository. In the terminal software (ctrl+alt+t) you can run below flatpak BleachBit install command to install it. If you don’t have flatpak, then first install flatpak and flathub on your system and restart your system after it.
flatpak install flathub org.bleachbit.BleachBit
After the above command, run below below flatpak command to start BleachBit cleaner app.
flatpak run org.bleachbit.BleachBit
You can also uninstall it using below command.
sudo flatpak uninstall org.bleachbit.BleachBit