Glowtrack Studio Audio Cutter

Free Audio Cutter — Cut MP3 & Trim Audio

Cut, trim and crop audio free in your browser. Keep the part you want or cut a section out of the middle, with zoom for precise edits, fades and MP3, WAV or ringtone download. Nothing is uploaded.

Drop an audio file here, or click to chooseMP3, WAV, M4A, FLAC, OGG — or a video ·

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How it works

  1. Open a fileAny audio file, or the soundtrack of a video. Half the waveform is selected to start you off.
  2. Select the partDrag the edges, type exact times, or play and press [ and ] to mark the start and end. Zoom in for frame-accurate cuts.
  3. Keep it or cut it outKeep just the selection, or remove it and join the rest seamlessly. Add fades, then download.

What you can do

TrimCut silence or chatter off the start and end of a recording.
Remove a sectionTake a mistake, an ad break or a swear word out of the middle — the two sides are joined without a click.
RingtonesChoose “iPhone ringtone (M4R)” to save the selection as a ringtone, or MP3 for Android.
PreciseZoom down to a few tenths of a second and nudge edges by 0.1 s.

FAQ

Are my files uploaded?

No. Everything happens in your browser on your own device. Your audio is never sent anywhere, so it’s safe for unreleased music, interviews and voice notes.

How do I cut part of an MP3?

Open the file, drag the blue edges around the part you want to keep, check it with Play, then press Cut & save. Choose MP3 to keep the same format.

How do I remove a section from the middle?

Select the part you don’t want, switch “Keep the selection” to “Remove the selection”, and save. Play previews the result across the join. A little “Smooth the join” crossfade hides any jump.

Does cutting reduce the quality?

The audio is re-encoded when you save. At MP3 320 kbps or WAV the difference is inaudible; choose WAV if you’ll edit the file again.

Can I cut audio from a video?

Yes — open an MP4, MOV or WebM file and the soundtrack is loaded. The video itself is ignored.

Is it free?

Yes — free, no sign-up, no watermark and no length limit beyond your device’s memory. The site is supported by the ads on the page.

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