ToeTag

ToeTag is all you need to edit tags of the most popular music files. If you use MP3, WAV, WMA, OGG, Apple AAC (M4A), FLAC and other audio files, ToeTag will definitely come in handy.

It provides the following features:

• editing tags (artist, album, song title, etc.)
• adding a cover
• retrieve information online from tracktype.org server
• manages music collections
• editing less common tags (composer, conductor,...)
• and much more.