Audio Cutter Lab - audio editor

Audio tools

Cut, tune, and export audio in one place.

Each tool is separate — load audio in the one you want to use.

WAV, MP3, M4A, OGG, FLAC, or WebM depending on browser support.

Choose file

File No audio

Duration 00:00.000

Selection 00:00.000

Waveform

Import audio to view the waveform

00:00.000 / 00:00.000

Zoom View

Operation

Extract Remove

Precision

Start End Duration

Sound

Drag the blue handles on the waveform to set the cut. Use Space to play or pause.

Adjust gain and optional fades. Loud boosts are soft-limited to reduce distortion.

Gain 0.0 dB -24 dB+24 dB

1.00x Playback speed

Tempo 1.00x 0.25x4.0x

Speed changes keep the original pitch (no chipmunk voice). First preview may take a moment to process.

Fade in Fade out

Fade in 0.20s Fade out 0.20s

Original Reversed

The waveform shows the reversed preview. Press Space or Play to hear it before exporting.

Output

Name Format

Peak normalize Mono output

Final output 00:00.000

Action Extract

Edits are temporary until you export.