Audio Trimmer Online Free — Cut MP3/WAV Clips (No Upload, No Watermark)

How to use

Load the audio file.
Enter start and end seconds (or use full length).
Press Cut, preview, download.

About this tool

A clean, honest audio cutter built on the Web Audio API: your file is decoded locally, the slice you choose is re-exported as WAV, and nothing is transmitted. Perfect for cutting a clip from a long recording, trimming silence or preparing a snippet for editing. Your file never leaves this page — everything runs in your browser, there is no upload endpoint on this site, and the file is dropped from memory when you close the tab.

FAQ

Is my audio uploaded?

No — Your file never leaves this page — everything runs in your browser, there is no upload endpoint on this site, and the file is dropped from memory when you close the tab.

Output format?

WAV (uncompressed). For MP3 output, run it through a converter afterwards.

How precise is the cut?

Sample-accurate — enter seconds with decimals like 12.5.

Max length?

Bounded only by your device memory.

Can I hear the cut before saving?

Yes — the preview player shows the trimmed clip.

Rate this tool

Your rating stays in this browser (local storage) — nothing is sent to any server.

Questions people ask about Audio Trimmer

Collected from live search results on 04 Sep 2026 (search-engine "people also ask" boxes plus the questions published on ranking pages).

How can I trim MP3 audio?