Trim Audio Online - Free Audio Trimmer

Trim audio files online for free. Cut MP3, WAV, OGG, M4A with waveform preview. Batch mode, fade in/out. No uploads, 100% private.

✓ No uploads ✓ No sign-ups ✓ 100% private ✓ Works offline

How to Trim Audio Online

Trimming audio has never been easier. Our free online audio trimmer allows you to cut audio files in just a few simple steps:

  1. Drop your audio - Drag and drop an audio file into the upload area, or click to browse.
  2. Set trim points - Drag the handles on the waveform or type exact start/end times.
  3. Adjust options - Add fade in/out effects, adjust output format if needed.
  4. Preview - Click play to hear only the selected portion before trimming.
  5. Trim and download - Click "Trim & Download" to get your trimmed audio instantly.

Features of Our Free Audio Trimmer

  • Waveform Display - Visual waveform for precise trimming
  • Drag Handles - Click and drag on the waveform to set trim points
  • Millisecond Precision - Type exact start/end times
  • Fade In/Out - Add smooth volume transitions
  • Batch Mode - Trim multiple files with the same settings
  • Preview Playback - Hear the selected portion before trimming
  • 100% Private - Audio never leaves your browser

Why Choose Our Audio Trimmer?

Unlike other online audio trimmers, our tool runs entirely in your browser. Your audio files are never uploaded to any server, ensuring complete privacy and security. There are no file size limits, no watermarks added, and no sign-ups required. The entire process happens locally on your device using the Web Audio API and client-side JavaScript.

Frequently Asked Questions

How do I trim audio for free?

Use our free Audio Trimmer tool. Drag and drop your audio file, drag the trim handles to select the portion you want, and click Trim. The trimmed audio will download instantly. No uploads, no sign-ups required.

Is my audio data uploaded to any server?

No, your audio files never leave your device. All processing happens locally in your browser using client-side JavaScript and Web Audio API. Your privacy is 100% guaranteed.

What audio formats are supported?

Our Audio Trimmer supports MP3, WAV, OGG, M4A, FLAC, and AAC. You can trim any of these formats and download in the same format.

Can I trim multiple audio files at once?

Yes, our Audio Trimmer supports batch mode. Add multiple files and trim them all with the same start/end points.

Can I add fade in/out effects?

Yes, our trimmer includes fade in and fade out options. Set the duration and the tool will apply smooth volume transitions at the start and end.

Can I see the waveform?

Yes, our Audio Trimmer displays a visual waveform of your audio file. You can drag trim handles directly on the waveform for precise selection.

How precise is the trimming?

Our trimmer offers millisecond precision. You can type exact start/end times or drag the handles on the waveform for visual precision.

Can I preview before trimming?

Yes, you can play the selected portion before trimming. The preview plays only the area between the trim handles so you hear exactly what will be output.