As you have already read, this is a free application, which is compatible with the latest version of Linux Ubuntu. Also, you can use Windows 11 as well as Windows 10 ISO to create a bootable USB ...
If you use Windows, it is always a good idea to have a Windows 11 or Windows 10 Bootable USB around. My new Windows setup crashed, and I had no way to use Advanced Recovery. So I had two options ...