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Cifrivo
Audio

Audio cutter

Choose a precise start and end point, preview your audio and export the selected segment.

FreeNo sign-upLocal processing

Your files are processed locally and never leave your device.

Drop your audio files here

Choose files from your device. URLs and platform downloads are not accepted. Up to 1 file, 100 MB each and 300 MB in total.

How it works

  1. Select the files accepted by Audio cutter.
  2. Choose the output and quality options.
  3. Start local processing and follow the real progress.
  4. Review the actual result and download it.

Practical example

Select a file in Audio cutter, choose 192 kbps when available and compare the real input and output sizes after processing.

Formula and explanation

The selected time range is decoded and re-encoded, giving an accurate segment rather than relying on approximate frame boundaries.

Supported path: MP3, WAV, M4A, FLAC, OGG → MP3. Compatibility also depends on the codec contained in each file.

Processing runs with FFmpeg WebAssembly inside this browser. Files are not uploaded to Cifrivo or a third-party service.

Frequently asked questions

Is Audio cutter free?

Yes. It is free and requires no account.

Are my files uploaded?

No. All decoding, encoding and downloads happen locally in your browser.

Which formats are supported?

This tool supports MP3, WAV, M4A, FLAC, OGG → MP3. A valid extension, MIME type and file signature are checked first.

Audio

Merge audio

Arrange multiple audio files, preview them and join them into one MP3.

Audio

Compress audio

Reduce MP3, WAV or M4A file size with high, balanced or maximum compression.

Audio

MP4 to MP3

Convert an MP4 video into an MP3 audio file with selectable bitrate and optional trimming.