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Trim Audio — Cut Audio Files Online Free

Cut your audio to the exact segment you need. Set start and end times, pick your output format. No sign-up required.

Drop your audio file here

or click to browse

Accepted formats: MP3, WAV, OGG, FLAC, AAC, M4A

Max file size: 100 MB (single file)

Your files never leave your device

Compress the audio?

Reduce file size of the trimmed audio

How to trim audio

  1. 1.Upload your audio file using the drop zone above
  2. 2.Preview the audio and enter the start time and end time in HH:MM:SS format
  3. 3.Choose your preferred output format (MP3 or WAV)
  4. 4.Click "Trim Audio" to extract the segment

About This Tool

Need to extract a specific portion of an audio file? Our free trim audio tool lets you set precise start and end times to cut out exactly the segment you want. Upload MP3, WAV, OGG, FLAC, AAC, or M4A files and download the trimmed result instantly.

When the input and output formats match, the tool uses stream copy mode (-c copy) for instant, lossless trimming with no re-encoding. If you switch formats, high-quality encoding ensures excellent audio fidelity.

All processing runs in your browser via FFmpeg.wasm. Your audio is never uploaded to any server, keeping your content completely private. No watermarks, no file limits, no account needed.

Frequently Asked Questions

You can upload MP3, WAV, OGG, FLAC, AAC, and M4A files. The tool can output in MP3 or WAV format. When the input and output formats match, stream copy is used for instant, lossless trimming.

Enter times in HH:MM:SS format. For example, 00:00:30 for 30 seconds, 00:01:00 for 1 minute, or 01:30:00 for 1 hour 30 minutes. You can also use seconds with decimals like 00:00:05.5.

When the output format matches the input, the tool uses stream copy mode, which means the audio data is not re-encoded. The output has identical quality to the original. If you convert formats during trimming, high-quality encoding settings are used.

There is no hard limit. Because processing happens in your browser, very large files may be slow depending on your device. Most audio files under 200 MB trim without issues.

No. All trimming happens locally in your browser using WebAssembly. Your audio never leaves your device.

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