Audio Trimmer
Trim any audio file to a shorter clip by start and end time — free, in your browser — free, fast and private.
Choose an audio file to begin.
Your result will appear here.
How to use Audio Trimmer
- Choose an audio file.
- Enter the start and end times in seconds.
- Click Process Audio to trim the clip.
- Download the trimmed audio as WAV.
Honest limit: browsers cannot encode native MP3, so the trimmed clip is downloaded as a WAV file (same sound, uncompressed).
Frequently Asked Questions
Is the Audio Trimmer free?
Yes, it is 100% free with no sign-up. Your files and data stay in your browser.
What audio formats can I trim?
MP3, WAV, OGG, M4A and WebM — anything your browser can play.
Is my file uploaded to a server?
No. This tool runs entirely in your browser — your file is never uploaded.
Why is the output a WAV file?
Browsers cannot encode MP3. WAV keeps the exact sound and plays in all media players.