Mp3tag

Mp3 Tag Editor (Universal Tag Editor)

• Mp3tag is a powerful and yet easy-to-use tool to edit metadata of common audio formats.

• It can rename files based on the tag information, replace characters or words in tags and filenames, import/export tag information, create playlists and more

Suppose you download song from songs.pk or any other site the metadata is as per the site the album art,composer,album details,song details etc is as per songs.pk which looks ugly.With this software you can have custom tags edit those tags.
In order to arrange songs you can edit tags and add custom album art to songs