Yes, you can use Bleachbit on Ubuntu but for a slightly different reason. Like all Operating Systems, Linux flavors do get extra file accumulation.
In the Linux OS, this doesn’t slow down your system but it does take extra space that could other be used on a smaller SSD such as my 120 Gig SanDisk.
So, here’s a ten minute youtube video explaining how to use it as well as doing some preliminary “manual” cleanup via the Terminal (aka CLI – command line interface).
The presenter obviously is South_Central Asian, so please pay close attention as he covers this material (which also can be run on MacOS or Windows).