Mp3tag is a versatile media tag editor. It is an easy to use application for easy editing of tags in audio files such as artist, album, album title and cover art information.

The application supports batch editing of ID3v1, ID3v2.3, ID3v2.4, iTunes MP4, WMA tags, Vorbis comments and APE tags for multiple files at the same time. Moreover, it supports Mp3tag queries from online databases like Amazon, discogs, freedb and MusicBrainz, and then it can automatically update tags (including cover art) in your music library.

Key features include:

• Batch processing of ID3v1.1, ID3v2.3, ID3v2.4, iTunes MP4, WMA, Vorbis comments and APEv2 tags in multiple files.
• Album art support.
• Import tags from online databases like Amazon, discogs, freedb, MusicBrainz.
• Support for regular expressions.
• Support for changing the formatting of filenames and tags in unified schemas.
• Automatically create playlists, manage playlists automatically when editing tags.
• Export to HTML, RTF, CSV and build your music library listings with custom templates.
• Full Unicode support.

With Mp3tag, you can rename files based on tags, replace characters or words in tags and file names, import and export tags, create playlists, and more.

All in all, Mp3tag is a smart little app that saves tons of time collecting tag information for your music library. It is lightweight and uses almost no system resources.