MP3 Editor Online — Edit MP3 Files Free

Edit MP3 audio files directly in your browser. Cut out unwanted parts, trim to exactly what you need, merge several songs into one track, split a long recording into parts and polish the sound with volume, speed, pitch, EQ and fade effects — then download the finished file without installing anything.

Upload an MP3 below and start editing — everything runs locally on your device.

Add audio

Upload from device

or drag & drop files here

MP3, WAV, M4A, FLAC, OGG, Opus and more

How to Edit an MP3 File Online

Editing an MP3 with MP3 Editor Online takes four simple steps. There is no account, no upload to a server and nothing to install.

  1. Upload your MP3

    Drag your MP3 onto the page or click to choose a file. We also support WAV, M4A, FLAC, OGG and more.

  2. Select and edit

    Drag across the waveform to select a region, then extract, delete or split it. Add multiple tracks and reorder them on the timeline.

  3. Apply effects

    Adjust volume, speed and pitch, shape the tone with a 10-band equalizer, and add smooth fade-in or fade-out.

  4. Export and download

    Pick a format and quality, then download your edited MP3. Undo and redo are always available while you work.

MP3 Editor FAQ

Common questions about editing MP3 files online with MP3 Editor Online.

Is this MP3 editor really free?

Yes. MP3 Editor Online is completely free — no payments, no subscriptions, no trials and no watermarks. You can edit as many MP3 files as you want, as often as you want.

Do I need to install any software?

No. The editor runs entirely in your browser. There is nothing to download or install, and it works on Windows, macOS, Linux and Chromebook as long as you use a modern browser.

Are my MP3 files uploaded to a server?

No. Your files are decoded and processed locally on your device. Nothing is ever uploaded, stored or tracked, so even sensitive recordings never leave your machine.

What formats can I open and export?

You can open MP3, WAV, M4A, FLAC, OGG, Opus and other common audio formats, and export your finished track as MP3, WAV, M4A, FLAC or OGG with adjustable quality.

Can I edit an MP3 on my phone?

Yes. Because the editor runs in your web browser, you can cut, trim, merge and export MP3 audio on both iOS and Android without installing an app.

Ready to edit your audio?

No account, no upload, no sign-up. Just open the editor and go.

Open the editor

Free Online Audio Tools

Every audio editing tool you need — free, private, and running entirely in your browser. No install, no signup.