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What you'll accomplish

By the end of this guide, you'll be able to record your own narration audio and clean it up with Descript's AI in under 20 minutes — removing filler words ("um", "uh"), background noise, and mouth sounds automatically. You'll also be able to edit your audio the same way you edit a Word document: delete a word from the transcript, and Descript removes it from the audio.

What you'll need

  • A Descript account (descript.com — free tier available)
  • A computer microphone (built-in works; a USB headset is better)
  • A finalized narration script
  • A quiet-enough room (doesn't need to be a studio)
  • Time needed: 30 minutes to set up; 20–30 minutes to record and clean one module
  • Cost: Free (3 hours of transcription/month) / $24/month Creator

How-To Guide: Edit Narration Audio with Descript's AI

Step 1: Create your Descript account

Go to descript.com → click Start for free → sign up with Google or email → download the Descript desktop app (works best as the desktop version, though the web version also works).

What you should see: The Descript app dashboard with an option to start a new project.