Audio Editor
Cut, trim, fade and export audio directly in your browser. Waveform view with precise selection.
🔒 Your audio never leaves your browser. All processing is local.
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Drop an audio file here
or click to browse — MP3, WAV, OGG, M4A, FLAC, AAC
File
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Duration
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Sample Rate
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Channels
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Samples
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0.000s
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Export
How It Works
This audio editor uses the Web Audio API to decode your file, then renders a waveform on a Canvas element. You can visually select any portion, trim or cut it, apply fades, and export the result. Everything runs in your browser — no server processing, no upload.
Features
- Waveform view — Zoom, scroll, and select with precision
- Trim & Cut — Keep only what you need or remove unwanted sections
- Fade In / Out — Smooth audio transitions on any selection
- Normalize — Boost peak volume to -1 dB
- Undo / Redo — Cmd+Z / Cmd+Shift+Z keyboard support
- Export — WAV (instant), MP3 and M4A via local FFmpeg WASM
Supported Formats
Input: MP3, WAV, OGG, M4A, AAC, FLAC, WebM audio. Output: WAV (always available), MP3 and M4A (via local encoder, loaded on demand).