Free Online Audio Editor

Edit your audio files professionally right in your browser

No installation
100% free
Local processing
No watermark

Drag and drop your audio here

or click to browse files

Supports
MP3WAVFLACM4A

Edit your audio files professionally right in your browser, no installation required. Cut, merge, remove noise, and apply effects to MP3, WAV, FLAC, and more. 100% free, private, and watermark-free tool—perfect for podcasters, musicians, and content creators.

How to Edit Audio Online in 3 Simple Steps

You are seconds away from having your audio perfectly edited. Our online audio editor is so simple anyone can use it, yet powerful enough for professionals. Follow the steps below:

Upload Your Audio File

Click 'Start Editing' or simply drag and drop your audio file (MP3, WAV, FLAC, M4A, OGG, etc.) directly onto the page. There is no size limit and upload is instant as everything is processed locally in your browser.

100% Private

Edit the Audio Track

Use our interactive visual timeline to select, cut, trim or join parts of your audio with millisecond precision. Visualize the waveform in real-time and make precise edits with zoom and markers.

Professional Precision

Export and Download Your Audio

When the edit is perfect, click 'Export', choose the output format (MP3, WAV, M4A, FLAC) and desired quality, and download your edited audio instantly.

No Watermarks

Professional Editing Tools

Everything you need to create high-quality audio

Intuitive & Professional Interface

We designed a clean, modern, and direct experience that makes audio editing easy. With real-time waveform visualization, precise controls, and keyboard shortcuts, you don't need to be a sound engineer to get professional results.

100% Private - Local Processing

Your audio files never leave your computer. All processing happens locally in your browser using Web Audio API technology. Audio-Editor Online does not access, store, or send your data to any server.

Supports All Audio Formats

Compatible with the most popular audio formats: MP3, WAV, M4A, FLAC, OGG, AAC, and many others. Import files in any format and export in your preferred format.

Smart Crop

Crop tracks with millisecond precision using our visual waveform editor.

Volume Control

Normalize audio levels and amplify silent sections instantly.

Noise Reduction

Remove background noise for crisp, studio-quality vocals.

Technology

Security, Privacy & Complete Transparency

We take the security and privacy of your data extremely seriously. Learn about our commitment to you. At audio-editor.online, we process your audio directly in your browser. Your sensitive audio data never leaves your computer, ensuring total privacy and lightning-fast processing speeds.

No Upload Wait

Process gigabyte-sized files instantly without network delay.

100% Guaranteed Privacy

Your audio files are processed entirely in your browser using Web Audio API technology. No files are sent to our servers.

WebAssembly

WASM-Powered Engine

Native browser performance

const audioCtx = new (window.AudioContext || window.webkitAudioContext)();

// Local Processing engaged

> Initializing WASM Core...

> Ready.

Trusted by over 50,000 creators

Frequently Asked Questions about Online Audio Editor

Get answers to your questions about how to use our free online audio editor.

Is the audio editor really free?
Yes, our online audio editor is 100% free and offers a complete set of professional tools for basic and advanced editing.
Which audio formats can I edit and export?
We support a wide range of formats like MP3, WAV, M4A, FLAC, OGG, AAC, and many others.
Do I need to install software?
No! Our audio editor runs entirely in your web browser. No need to download anything.
Can I edit my podcast?
Absolutely! Our tool is perfect for podcasters of all levels. Cut, merge, and clean your audio.
Are my files uploaded to a server?
No! All processing happens locally in your browser. Absolute privacy.
Is there a file size limit?
We impose no artificial limits. The only limit is your device's memory.
Does it work on mobile?
Yes! Our editor is responsive and works on Android and iOS smartphones and tablets.
How do I remove noise?
Use the built-in noise reduction tool in the effects controls to clean your audio automatically.

Ready to mix your sound?

Join thousands of musicians, podcasters, and creators who use audio-editor.online for their daily audio editing needs.