How to Use Audio Trimmer
Trim an audio file to the section you want by start/end time and export an MP3, all in your browser via ffmpeg.wasm.
Open the Audio Trimmer tool →What is Audio Trimmer?
Cut and trim an audio clip to a start and end time, export MP3. It's completely free, needs no sign-up, and runs entirely in your browser — so it's fast and private.
How to use Audio Trimmer
- Open the Audio Trimmer tool.
- Add your media file.
- Choose your export settings.
- Process and download the result. Everything runs in your browser — nothing is uploaded.
Frequently asked questions
How do I trim the clip?
Set a start and end time and export just that section as an MP3.
Does trimming re-encode the audio?
Yes — the selected region is encoded to the output MP3 locally via ffmpeg.wasm.
Is my audio private?
Yes — trimming happens in your browser; nothing is uploaded.
Ready to try it?
Open Audio Trimmer →