Online Audio Editor
Trim, Level & Fade in Browser
A simple audio editor for everyday fixes: trim the edges, adjust the volume, and add fade-in or fade-out, all in one pass in your browser.
What you control
- TrimDual-range slider
- Volume0-200%
- FadesIn and out
- OutputSame / MP3 / WAV
Explore related tools
Different jobs, same file here's what people use alongside this tool.
How to edit audio
- 01Add your audioDrop in an MP3, WAV or OGG file from your device.
- 02Make your editsSet the trim range, volume, and fade times.
- 03Download the resultApply the edits and grab your polished file.
Features
Trim with a waveform
See the whole track and select exactly the range you want to keep.
Volume adjustment
Boost quiet recordings or lower loud ones with a single slider.
Fade in and out
Add smooth fades at the start and end for a professional feel.
Preview while editing
Play the selected range before applying so you know it's right.
Lossless or compact
Export as WAV for quality or MP3 for a smaller file.
Private by design
Editing happens inside your browser - nothing is uploaded.
Built for everyday fixes
Why edit audio in the browser
One pass, three fixes
Trim, volume and fades apply together, so there's no round-tripping between tools.
Instant preview
Hear the result before you commit, so there are no surprises after download.
Stays private
Unreleased recordings stay inside your own browser sandbox.
No cost or limits
No daily quota, signup wall, or paid tier between you and your file.
The three edits that make any recording sound better
Most rough recordings need only three fixes: trim the dead air, even out the volume, and soften the entry and exit with fades. Together they turn a raw take into something polished.
Trimming removes the silence at the edges and any section you don't want. Volume evens out a recording that's too quiet or too loud. Fades prevent the jarring pop of audio starting or stopping abruptly.
The order matters less than the listening. Preview your range before applying, keep fades short (a half-second to a second for voice), and boost volume gently so you don't introduce clipping.
“A one-second fade at each end makes my auditions sound far more professional.”
Lena Hoffman - Voice actor
“I trim the pause at the start and boost volume 20% before sharing each lesson.”
Ravi Menon - Tutor
“Fading the end of my loops stops the click that used to annoy my listeners.”
Carla Mendes - Musician
Frequently asked questions
What can I do with this audio editor?
Trim a range, adjust volume from 0 to 200%, and add fade-in or fade-out, all in one pass.
Which formats can I edit?
MP3, WAV and OGG inputs are supported, and output can be the same format, MP3, or WAV.
Will editing reduce audio quality?
No. Processing happens on the decoded samples, and WAV output keeps full quality.
Are my files uploaded anywhere?
No. Editing runs entirely in your browser, so your audio never leaves your device.
Can I preview before downloading?
Yes. The play button previews your selected range before you apply the edits.
Is there a file size limit?
Files up to 100 MB are supported, which covers most recordings and songs.