返回 Ercc

Audio Trimmer

Select a segment of any audio clip and trim it instantly. 100% in your browser —no uploads needed.

No Upload Required Waveform Select WAV Output Precise Trim

Drop your audio file here

or click to browse

Supported: .mp3, .wav, .ogg

100% Private

Files never leave your device

Waveform View

Visual segment select

WAV Output

Lossless export

How It Works

Three simple steps —everything happens in your browser.

1

Upload audio file

Drag and drop or click to select your audio file from your device.

2

Select segment

Use the start and end sliders to mark the exact portion to keep.

3

Download

Trim and download your selected segment as a lossless WAV file.

Why choose Ercc Audio Trimmer?

100% Private —No Server Uploads

Your audio files never leave your device. All processing uses the Web Audio API locally in your browser.

Visual Waveform Selection

The waveform view lets you see the audio and set a precise trim range with simple sliders.

Lossless WAV Export

Export your trimmed clip as a lossless WAV file, ready for further editing or sharing.

Pro Tips

  • Use the sliders to remove silence at the start or end of a recording.
  • Cut out a verse you don't need before merging clips together.
  • Keep the selection wide and re-trim to fine-tune the exact cut points.

Frequently Asked Questions

Is my audio file uploaded to a server?

No. All processing happens 100% in your browser using the Web Audio API. Your file never leaves your device, ensuring complete privacy and security.

How precise is the trim?

The sliders map to the exact sample positions, so cuts are sample-accurate down to the resolution of the audio.

What format is the output?

The trimmed clip is exported as an uncompressed WAV file, which is lossless and ideal for further editing.

Can I trim long recordings?

Yes. The tool handles long clips as long as your device has enough memory to decode them in the browser.

You May Also Like

Explore more free browser-based tools —no signup, no uploads.