If you "cannot understand" how to use one library, chances are, looking for another one won't make much sense: you won't be able to understand it, too. You did not even explain what the problem is.
My advice would be: pick up some simpler task.
By the way, in CodeProject you could find enough of stuff which is good enough to develop Id3 related projects:
http://www.codeproject.com/search.aspx?q=Id3&doctypeid=1[
^].
—SA