Cut Audio Online Instantly

Trim MP3, WAV, M4A, AAC and more with frame-perfect precision. Fast, secure and completely free.

Free Fast Secure

Drag & drop your audio file here

MP3, WAV, M4A, AAC, OGG — up to 100MB

OR
By uploading, you agree files are processed locally in your browser.
—
—
0:00 0:00
Processing your audio…
Trim complete
—
Why Waveline

Built for speed, made for trust

Everything runs in your own browser tab — no queues, no waiting on a server, no file ever leaves your device.

Lightning Fast

Trimming happens instantly on-device — export a clip in the time it takes to tap play.

Privacy Protected

Your audio never touches a server. Files are decoded and cut entirely inside your browser.

High Quality Output

Cuts preserve your source sample rate and channels — no re-compression, no quality loss.

Mobile Friendly

Drag the handles with a finger or a mouse — the editor adapts to any screen size.

Process

How it works

Four steps between you and a perfectly trimmed clip.

1

Upload

Drop a file or pick one from your device.

2

Select Area

Drag the handles to mark your start and end points.

3

Preview

Play back the selection before you commit.

4

Download

Export your trimmed clip in seconds.

FAQ

Common questions

Still curious about something? These cover the basics.

Yes. Trimming audio costs nothing, has no watermark, and doesn't require an account.
No. Your audio is decoded and trimmed directly in your browser using the Web Audio API — it never leaves your device.
MP3, WAV, M4A, AAC and OGG all work. Trimmed output downloads as a high-quality WAV file.
You can set start and end points down to the millisecond using either the handles or the time fields.
Files up to 100MB work smoothly in most modern browsers, since everything is processed on-device.

Ready to make the cut?

Upload a file above and have a trimmed clip ready in under a minute.

Upload Audio