---
title: "Audio Trimmer Online Free - Trim Multiple Parts at Once | AudioMultiCut"
description: "Free online audio trimmer for MP3, M4A, and WAV. Trim several parts of one recording in a single pass, in your browser. No upload, no ads, no account."
canonical: "https://audiomulticut.com/audio-trimmer"
---
[AudioMultiCut](https://audiomulticut.com/#intent=cutAudio)[Open full cutter](https://audiomulticut.com/#intent=cutAudio)

Audio Trimmer

# Audio Trimmer Online Free

Trim MP3, M4A, or WAV in your browser. Keep several pieces, cut the ends, or delete moments from the middle - all in one pass, with nothing uploaded.

Trim many parts in one sessionWorks with MP3, M4A, WAVInstant preview at every edge

[Open the editor](https://audiomulticut.com/#intent=cutAudio)

Upload audio

## Upload a file and start trimming

Drop any audio file. Mark what you want to keep or what should go, preview the result, and export.

Preparing the uploader...

Private in-browser processingAfter upload, the full cutter opens with your waveform ready.

Quick answer

## AudioMultiCut trims every part of the file in one session.

A typical online trimmer handles one selection per pass: trim, export, re-upload, trim again. AudioMultiCut opens the whole recording, lets you mark every trim at once, and exports everything together. For deleting moments from the middle of a file, the Remove Parts from Audio tool outputs one continuous cleaned file.

Best for

Tightening voice notes, cutting intros and outros, pulling several pieces from one recording.

Two modes

Keep several pieces as separate files, or delete ranges and keep one continuous file.

Privacy

Runs in your browser. The recording never leaves your device.

## Audio trimming jobs

![Audio boundary controls trimming silence from the ends of a recording.](https://audiomulticut.com/_next/image?url=%2Farticle-screenshots%2Faudiomulticut-boundary-controls.jpg&w=1600&q=75&dpl=dpl_FwZCtuLcR9HrrDDwt62rJKzHGdPq)

### Trim the ends

Cut the dead air before and after the content. Nudge each boundary while previewing until it lands exactly right.

![Unwanted middle sections marked for deletion from an audio file.](https://audiomulticut.com/_next/image?url=%2Farticle-screenshots%2Ftools-remove-parts-from-audio.jpg&w=1600&q=75&dpl=dpl_FwZCtuLcR9HrrDDwt62rJKzHGdPq)

### Delete the middle

A cough, a false start, a private aside: mark the ranges and export one clean continuous file.

![Several useful sections selected from one recording for export.](https://audiomulticut.com/_next/image?url=%2Farticle-screenshots%2Faudiomulticut-dual-segment-playback.jpg&w=1600&q=75&dpl=dpl_FwZCtuLcR9HrrDDwt62rJKzHGdPq)

### Keep several pieces

When three moments in one recording matter, trim all three in one pass and export them as separate files.

## Trimming one part vs trimming many

Trimming usually means cutting silence or junk from the start and end of a file, and any trimmer can do that once. Real recordings tend to need more: a voice memo with three usable sections, an interview with dead air in the middle, a track that needs both ends tightened and a stumble removed. Doing that one selection at a time is slow.

AudioMultiCut treats the whole file as the workspace. Mark everything in one session, listen to each edit before committing, and export once. If the output should be one continuous file with pieces deleted, use Remove Parts from Audio. If the output is several separate clips, use the main cutter. Both are free and both run locally in your browser.

Trim several useful sections in one session

## Frequently Asked Questions

### Can I trim more than one part of an audio file at once?

Yes. Mark as many sections as the recording needs in one session and export them together. There is no per-pass limit.

### Can I trim an MP3 online without uploading it?

Yes. AudioMultiCut processes audio directly in your browser, so the file never leaves your device.

### What is the difference between trimming and splitting audio?

Trimming removes unwanted audio, usually from the edges. Splitting divides one file into several. AudioMultiCut does both, plus mid-file deletion with Remove Parts from Audio.

## Trim every useful part in one pass

Open the recording once, preview every edge, and export.

[Open the audio trimmer](https://audiomulticut.com/#intent=cutAudio)

## Related Resources

[### Trim Songs Online](https://audiomulticut.com/trim-songs-online)[### Remove Parts from Audio](https://audiomulticut.com/tools/remove-parts-from-audio)[### MP3 Splitter Online](https://audiomulticut.com/mp3-splitter)[### Audio Cutter Online](https://audiomulticut.com/audio-cutter)[### Trim Multiple Parts of an Audio File](https://audiomulticut.com/articles/how-to-trim-multiple-parts-of-an-audio-file)

[AudioMultiCut](https://audiomulticut.com/)

Free online audio cutting tools for splitting, cleaning, and preparing recordings in the browser.

© 2026 AudioMultiCut.

Tools

- [AudioMultiCut](https://audiomulticut.com/)
- [Remove parts from audio](https://audiomulticut.com/tools/remove-parts-from-audio)
- [Gain / normalize / compression](https://audiomulticut.com/tools/audio-volume-normalizer)
- [Audiogram maker](https://audiomulticut.com/tools/audiogram-maker)
- [Video multi cut](https://audiomulticut.com/tools/video-multi-cut)
- [Remove parts from video](https://audiomulticut.com/tools/remove-parts-from-video)
- [Spectrogram editor + noise brush](https://audiomulticut.com/tools/spectrogram-editor)

Articles

- [Remove Parts from Video](https://audiomulticut.com/articles/remove-parts-from-video-use-cases)
- [Combine AudioMultiCut Tools](https://audiomulticut.com/articles/combine-audio-tools-workflow)
- [Remove Parts vs Audio Cutter](https://audiomulticut.com/articles/remove-parts-from-audio-vs-audio-cutter)
- [Audio Cutter Alternatives](https://audiomulticut.com/articles/audio-cutter-alternatives)
- [Audio Cutter Comparison Table](https://audiomulticut.com/articles/audio-cutter-comparison-table)

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- [iPhone App](https://audiomulticut.com/ios)
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- [iPhone Support](https://audiomulticut.com/ios/support)

Resources

- [Tool](https://audiomulticut.com/)
- [MP3 Splitter](https://audiomulticut.com/mp3-splitter)
- [Audio Trimmer](https://audiomulticut.com/audio-trimmer)
- [Audio Cutter](https://audiomulticut.com/audio-cutter)
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