Split Audio Online

Split audio files into multiple parts, separate speaker audio into multiple channels, and extract audio from video with Descript’s free audio splitting tool. Then use bulk export to download all your split audio files at once.

How to split audio files online

Step 1

Upload your audio file

Create a project in Descript and upload the audio files you want to split by clicking Choose a file to transcribe. You can cut and trim MP3, WAV, AAC, M4A files and more with Descript.

Step 2

Split your audio by dividing up the transcript into parts

Add line breaks or a '/' to your transcript wherever you want to separate your audio file. To preserve the original audio, right click your selected text and duplicate it to a new composition. Make precise cuts with the Split tool by clicking a spot on your timeline and pressing the ‘S’ key.

Step 3

Bulk export your split audio files

Go to Publish > Export and choose line breaks or all compositions depending on the method you used to split your audio. Click Export and your files will be downloaded together as multiple parts.

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Split Audio Online

Split Audio Online

Split audio files into multiple parts, separate speaker audio into multiple channels, and extract audio from video with Descript’s free audio splitting tool. Then use bulk export to download all your split audio files at once.

Get started →
How to split audio files online
  • 3
    Create a new project
    Drag your file into the box above, or click Select file and import it from your computer or wherever it lives.
Step 1
Upload your audio file

Create a project in Descript and upload the audio files you want to split by clicking Choose a file to transcribe. You can cut and trim MP3, WAV, AAC, M4A files and more with Descript.

Step 2
Split your audio by dividing up the transcript into parts

Add line breaks or a '/' to your transcript wherever you want to separate your audio file. To preserve the original audio, right click your selected text and duplicate it to a new composition. Make precise cuts with the Split tool by clicking a spot on your timeline and pressing the ‘S’ key.

Step 3
Bulk export your split audio files

Go to Publish > Export and choose line breaks or all compositions depending on the method you used to split your audio. Click Export and your files will be downloaded together as multiple parts.

More than one way to split an audio file
Cut up audio into multiple clips

Cut up your audio file into separate compositions, letting you make non-destructive edits to each individual track. Once you’re done, you can export all your compositions at once.

Detach audio from video files

Descript is both an audio editor and a video editor in one. You can easily detach audio tracks from video files to edit and export the audio layer on its own.

Split stereo audio into mono files

Create separate files for right and left mono channels from a stereo audio file for when your project demands more granular control over your audio production.

Questions? We have answers
What kind of audio files can I split with Descript?

You can use Descript to split WAV, MP3, AAC, AIFF, FLAC, and M4A files into multiple parts.

What kind of split audio files can I export with Descript?

You can export your audio as M4A, WAV, or MP3 files.

Can I split and trim large audio file sizes with Descript?

Yes, Descript enables you to split and trim large audio file sizes with up to 5 GB of storage on our free plan.

Can I record and edit multiple audio tracks with Descript?

Descript’s Screen Recording feature lets you record audio as separate tracks, and then edit them both in the same

How can I separate the audio from a video file using Descript?

Yes, you can separate the audio from a video file by going to Media > Files, right clicking on the video file and selecting “Detach audio”. This creates a separate audio layer on the timeline that you can edit independently.

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Descript is the only tool you need to write, record, transcribe, edit, collaborate, and share your videos and podcasts.
What is the point of this tool?
Descript is the only tool you need to write, record, transcribe, edit, collaborate, and share your videos and podcasts.
More than just an online audio splitter & joiner
Descript is an AI-powered audio and video editing tool that lets you edit podcasts and videos like a doc.
  • Studio Sound
    Take your audio quality to the next level with AI enhancement. Studio Sound makes every speaker sound crisp and clear — like they were recorded in a professional studio even if they weren’t.
  • Recording
    Record audio right from your computer into an auto-generated transcript ready to edit by editing the text. Perfect for remote interviews and podcasts.
  • Podcasting
    Descript has all the tools you need to quickly create, edit, and publish your podcast, all in one place. It’s professional podcast editing for everyone.
  • Remove filler words
    Save hours of time manually finding and deleting every “um” and “uh” from your audio with Descript AI-powered transcription and filler word detection.