ONEBOX · Audio and video

Trim and join audio

Trim, join, mix, loop, and reverse audio; export WAV.

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ABOUT THIS TOOL

What can you do with Trim and join audio?

Trim segments, join multiple files in order, mix sound, loop, or reverse audio when organizing recordings. These operations decode and process in your browser, then export WAV. Prepare narration assets or short audio and check timing, volume, and joins.

How to use Trim and join audio

Three steps to get it done
  1. Choose trimming, joining, or another audio operation.

  2. Load files and set time or mixing parameters.

  3. Generate, listen, and download.

Trim and join audio FAQ

How do joining and mixing differ?

Joining connects clips in sequence; mixing overlaps sound in time. Check mixed volume carefully.

Why is the result WAV?

Some operations decode and process audio in the browser and export WAV. Supported formats depend on the selected operation.