Mp3tag 1.14.1 — macOS

Mp3tag 1.14.1, dated September 23, 2026, brings mostly fixes, but the foundation it shores up is what matters for daily use. This version clears a crash on macOS 27 tied to the Actions Groups window, and it makes sure unsaved Tag Panel changes aren't silently dropped when you jump to Cover Search, Tag Sources, or the Converters. Decimal BPM values also survive the trip into MP4 tags now, which matters if you're meticulous about your library.

Working through a typical cleanup

1. Load a folder of MP3, FLAC, OGG, or any of the other supported formats. Batch editing means you can select a hundred files and fix them all at once.
2. Edit the tags in the Tag Panel. The app writes standard fields across formats, so you're not locked into one file type.
3. Adjust embedded cover art. You can resize it and change the format right there, which keeps your files from bloating.
4. Rename files based on tag data. If your filenames are a mess, this turns them into something consistent in one pass.

Mp3tag runs natively on Apple Silicon and still supports Intel Macs, with macOS 10.14 as the floor. It's a practical utility that does one job thoroughly.

Mp3tag changes appear instantly in iTunes and Apple Music

Mp3tag works well as a companion to iTunes, Apple Music, or any media player that reads standard tags. When you clean up the metadata in Mp3tag, the changes show up immediately in those apps — no rescanning, no fuss. The app also respects macOS file associations, so after you rename files, you can still double-click them and the right player opens. Drag-and-drop from Finder into Mp3tag works as you'd expect, and the app doesn't interfere with Time Machine backups or cloud sync services like Dropbox. For podcasters, this matters: clean metadata means clean episode listings in apps like Pocket Casts or Apple Podcasts. For DJs, consistent file naming and proper BPM tags transfer straight into rekordbox or Traktor without manual cleanup.

One user scenario: a small podcast editor

Consider someone who runs a weekly interview podcast. Each episode comes out of the DAW as a raw WAV file, then gets compressed to MP3. Over a year, the file names look like "ep102-final-mix.mp3" and the tags are empty. With Mp3tag, that user selects a month's worth of episodes, fills in the artist, album, genre, and episode number fields in one batch pass, then renames the files to "YYYY-MM-DD Episode Title.mp3" using the tag data. The cover art — a small square of the show's logo — gets resized to 600×600 pixels so the files stay lean. The whole batch takes about four minutes.

Set a filename pattern before editing your library

Before you start editing a real library, open the preferences and adjust two things. First, set the filename pattern under the Rename tab. If your current naming is inconsistent, a pattern like %artist% - %title% keeps things predictable. That prevents accidental bloat when you pull art from Discogs or MusicBrainz. If you work with BPM values, make sure the export format matches your DJ software's expectations, since Mp3tag now handles decimal values correctly in MP4 files.

Tagging a dozen untitled tracks from start to finish

Let's say you grab a dozen tracks from a bandcamp download or a friend's USB drive. The files are named "track01.mp3" through "track12.mp3" with no tags at all. Here's the full workflow from start to finish in Mp3tag:

1. Open Mp3tag and drag the folder into the main window. All twelve files appear in the list, readable immediately.
2. Select all files. Open the Tag Panel and fill in the artist, album, year, genre, and album artist fields. Since every file shares these, you type them once.
3. For the track titles, leave the Tag Panel for a moment. Select one file at a time and type the title manually. With only twelve files, this is quick. For larger libraries, you'd use a tag source instead.
4. Now for file naming. Go to the Rename section and build a pattern: %track% - %artist% - %title%. Preview shows you the result before any files change. When it looks right, apply it.
5. Last, cover art. Search Discogs or MusicBrainz inside Mp3tag for the album. Pick the front cover that comes back, resize it in the Cover panel to 600 pixels wide, and save. The app writes the image into every file.

That's it. The folder now has proper filenames, full tags, and embedded cover art. Any media player or podcast app that reads ID3 or Vorbis tags will show the album correctly.

• Fixed a crash on macOS 27 when adding action groups in the Actions Groups window.
• Cover changes in the Tag Panel are no longer discarded when Extended Tags was used before saving.
• Unsaved Tag Panel changes are now kept when using Cover Search, Tag Sources, Converters, Auto-Numbering, or Actions.
• Decimal BPM values are no longer truncated to integers when writing MP4 tags.

• macOS 10.14 or later
• Intel (64-bit) or Apple Silicon