Tranquillity Base > AV Metadata Edit

AV Metadata Edit is a simple, easy-to-use app for editing metadata in MP3 (ID3 tags), MOV, MP4, M4A, and M4V files.

Only these file formats are supported.

About Metadata Formats

Key Features

• Batch Editing of Multiple Files
• Adding, Deleting, and Reordering Multiple Artworks
• Automatic Sequential Track Numbering
• Editing GPS Location Metadata – Not Available for MP3
• Support for ID3v1 and ID3v2 (versions 2.2, 2.3, 2.4)
• Allows specifying the ID3v2 version when adding new tags

Supported Metadata Formats

• ID3 Tag（ID3v2）
• ID3 Tag（ID3v1）
• iTunes Metadata
• QuickTime Metadata
• User Metadata

• MP3
• QuickTime Movie (MOV)
• MP4, M4A, M4V

NOTE!

• Please make sure to back up your files before using this app, just in case an unexpected error occurs.

macOS 14.0 or later

• 1.02 : 2025-11-14
• UI improvements
• Fixed some bugs
• 1.01 : 2024-12-05
• Fixed an issue where specific image types could not be added as artwork images
• Various improvements and bug fixes
• 1.00 : 2024-07-16
• Released

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