Choose settings before a long session
Estimate storage and format needs before recording a lecture, radio show, browser stream, or music session.
Plan recording time
How to use
Use the Audio Metadata Editor in four practical steps.
- Step 1 Load the audio file with missing song info
Open an MP3, FLAC, M4A, AAC, OGG, or OPUS file and let the editor show which fields can be saved for that format.
- Step 2 Fill the player-visible fields
Enter the title, artist, album, album artist, composer, year, track, disc, genre, and comments that should appear in music players and libraries.
- Step 3 Add cover art and use auto-fill carefully
Upload a JPG, PNG, or WebP cover when needed, then use Auto-fill missing tags only as a helper. Check the fields before saving.
- Step 4 Save a tagged copy
Click Save and download to create a new file with cleaner metadata, then test it in the player, phone, or car stereo where the old file looked wrong.
Use Cases
When the Audio Metadata Editor is useful.
Fix missing song details
Songs that show as Unknown Artist, Track 1, or missing album data are harder to browse in a music library. Use the metadata editor to add title, artist, album, genre, year, track number, comments, and cleaner tags before importing MP3 or FLAC files into a player.
Result preview: The track can show the right title, artist, album, year, genre, and track number in music players instead of generic Unknown Artist labels.
Add cover artwork
Missing cover art makes songs and recorded audio look unfinished on phones, car stereos, and desktop players. Add square album artwork to recorded songs, voice archives, podcast clips, or personal MP3 files so they look more organized when shared or synced.
Result preview: The file can display proper album art in a phone library, desktop player, car stereo, or shared music folder.
Clean up audiobook files
Long spoken-word files with generic names are difficult to browse after they are copied to a phone or player. Add album, disc, track, comments, author-style fields, and consistent metadata so audiobook chapters, course lessons, and interview archives are easier to browse.
Result preview: Long spoken-word files can appear in order with clearer album, author, disc, track, and comment fields for easier browsing.
Standardize a small batch manually
Privacy-minded users may need to edit MP3 tags locally instead of uploading personal recordings. This is useful for family audio, interviews, client samples, classroom recordings, unreleased music, and voice notes that need cleaner metadata before sharing.
Result preview: Private recordings can be renamed and tagged locally, giving family audio, interviews, class files, or unreleased music a cleaner library view.
Best-in-class benchmark
How this tool closes the gap.
Checked against mature online audio tools for the same job: the goal is not only to complete the task, but to make the next decision obvious.
The best tag tools combine detailed fields, cover art, format-specific tag writing, and public metadata lookup from sources such as MusicBrainz, Deezer, or iTunes.
Many online editors only write basic MP3 title/artist fields and do not explain why a file still displays badly on simple car stereos.
Cinch adds richer metadata editing plus a car USB path that rewrites MP3 tags as ID3v2.3 UTF-16 copies for older dashboard displays.
FAQ
Questions about the Audio Metadata Editor.
When should I use this free online Audio Metadata Editor?
Use it when you already have an audio file and need a cleaner, smaller, clearer, or easier-to-share copy before opening a full audio editor. It is useful for lecture recordings, meeting audio, voice notes, podcasts, music clips, MP3 files, WAV files, and saved browser recordings.
Does the audio file stay on my device?
Yes. This browser-based audio tool is designed to process the file locally, so you can test settings, preview the result, and download a new copy without uploading private recordings to a server.
Which audio formats work best?
Common browser-supported formats such as MP3, WAV, M4A, AAC, OGG, and FLAC usually work best. Very large files, unusual codecs, or protected streaming files may need to be converted, trimmed, or recorded again first.
What should I check before downloading the new audio?
Preview the result, compare it with the original, and make sure the speech, music, timing, volume, file size, or metadata still feels right. If the setting is too strong, choose a gentler option and run the audio processing step again.