Off topic: sw to sync iPod Classic

Sorry to be off topic. I’m looking for a simple sw to sync music files from win7 pc to an iPod Classic. An iTunes alternative. Do you have anu suggestion?

Windows 7 support will end on January 14, 2020. I suggest to switch to a supported OS.

Thanks for the suggestion. And do you know a sw to sync my iPod Classic?

You don't write what you have already tested and why it doesn't work for you.
So start with one (or more) from this list:

and then maybe some of this: