The Tagger
The Tagger is a Mac audio metadata editor for organizing MP3 and AAC files, updating tags in batches, and cleaning music library information.
What is The Tagger?
The Tagger is a native Mac audio tagging app for editing metadata in MP3 and AAC files. It is designed for users who want more control over music file tags than basic library managers usually provide, especially when cleaning up large collections. The app focuses on batch editing, file renaming, and metadata correction so tracks can be organized more consistently across a music library. It also supports lookup workflows that help fill in tag details and artwork, making it useful for collectors who maintain albums, compilations, and archived audio files. The Tagger fits best into Mac music-management workflows where accurate artist, album, title, and artwork data matter for browsing and playback.
Key features
- Edit MP3 and AAC metadata in batches
- Search for and retrieve tag information from Discogs
- Rename files from their existing tags
- Create tags from filenames
- Use find and replace with regular expressions
- Adjust text case, prefixes, suffixes, and trimmed tag values
- Manage embedded artwork for audio files
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Safety overview
Status: Mostly safe
This app’s file access is consistent with its purpose because it needs to read and update metadata inside audio files you choose. Changes to tags, filenames, and embedded artwork can affect how tracks are organized in your music library, so it is sensible to work on copies or keep backups before making large batch edits. No unusual system-level behavior is implied by its normal use.
Recommendation: Keep The Tagger if you actively maintain a local music library and want stronger batch-tag editing tools on your Mac. If you no longer edit MP3 or AAC metadata, you can remove it without affecting macOS, though you may want to keep any audio backups in case you changed tags or filenames in the past.
Common paths
/Applications/The Tagger.app
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