The universal multi-format Tag Editor and more ...

Mp3tag is a powerful and yet easy-to-use tool to edit tags of MP3, MP4, Ogg Vorbis, Musepack, Monkey's Audio, FLAC and WavPack files.

It can rename files based on the tag information, replace characters or words from tags and filenames, import/export tag information (including cover-art), create playlists and more. The program is fully Unicode compliant and supports online tag lookup from Amazon, discogs.com, Last.fm, freedb and many more.