Audio Joiner

Rearrange, cut, merge, and blend multiple audio tracks together to create joined audio files that sound seamless. Descript is the only audio joiner that makes merging multiple audio files online as easy as combining text.

How to combine multiple audio files into one with Descript

Step 1

Import your audio files

Create a new project in Descript and go to Media > Files. Drag and drop the audio files you want to combine. Descript supports WAV, MP3, AAC, AIFF, M4A, and FLAC audio file formats– so you can mix music, voice recordings, and any other audio together.

Step 2

Edit and merge multiple tracks

Split, trim, rearrange, and layer your audio files in the timeline. Edit your audio files by editing the auto-generated transcript. Apply audio effects like Studio Sound to enhance your audio file, smooth transitions between speakers, and manage loudness.

Step 3

Export or share your combined audio

Click Publish and Download to get your newly joined audio file in MP3, M4A, or WAV. You can also export your audio file as a captioned audiogram with Descript’s video editor.

Download the app for free

Create a podcast, a video, and all your social assets using Descript. It’s as easy as editing a doc.
Sign up for this tool
Try Descript for free →
HomeTools
Audio Joiner

Audio Joiner

Rearrange, cut, merge, and blend multiple audio tracks together to create joined audio files that sound seamless. Descript is the only audio joiner that makes merging multiple audio files online as easy as combining text.

Get started →
How to combine multiple audio files into one with Descript
  • 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
Import your audio files

Create a new project in Descript and go to Media > Files. Drag and drop the audio files you want to combine. Descript supports WAV, MP3, AAC, AIFF, M4A, and FLAC audio file formats– so you can mix music, voice recordings, and any other audio together.

Step 2
Edit and merge multiple tracks

Split, trim, rearrange, and layer your audio files in the timeline. Edit your audio files by editing the auto-generated transcript. Apply audio effects like Studio Sound to enhance your audio file, smooth transitions between speakers, and manage loudness.

Step 3
Export or share your combined audio

Click Publish and Download to get your newly joined audio file in MP3, M4A, or WAV. You can also export your audio file as a captioned audiogram with Descript’s video editor.

Merged audio files that sound seamless to listeners
AI-powered audio editing

With the power of AI, you can remove background noise and filler words, and even clone your voice to turn text into speech. Descript generates a transcript that automatically syncs with each audio file — just edit the words to edit your audio.

Sounds like it was recorded in a studio

Working with a low-quality recording? Use the Studio Sound effect to make even amateur audio sound professional. Adjust EQ, compression, and volume levels -— or apply reverb to make it sound like your audio was recorded at an arena or a mall. 

No gaps or leftover artifacts

Ensure high-quality audio output with no gaps or artifacts after joining multiple files. Filter out background noise, create natural pauses, and add environmental sound effects for audio that sounds organic.

Questions? We have answers
Can I merge audio and video with Descript?

Yes, you can add audio to video files and vice versa to create podcasts, vlogs, voice-overs, tutorials, testimonial videos, and more.

What kind of audio formats can I edit and merge in Descript?

You can join WAV, MP3, AAC, AIFF, M4A, and FLAC audio files, as well as extract audio from AVI, MP4, MPEG, MOV, OGV, WMV, WEBM, Apple HDR video files.

What audio file types can I export with Descript?

Descript can export M4A, WAV, or MP3 audio file formats. You can also export audiograms for captioned videos generated from your audio.

Can you combine audio from different file types like MP3 and MP4?

You can work with both audio and video in the same timeline using Descript. You can even extract the audio from video files to edit and combine into a new audio file. 

Can I add music and effects with Descript?

Descript includes a growing stock library of music, video, image, and sound effects. You can also upload your own media.

This is some text inside of a div block.
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 an audio joiner
Descript is an AI-powered audio and video editor that lets you edit podcasts and videos by editing text.
  • Remove filler words
    Descript automatically detects and removes filler words like "ums" and "uhs" from your videos, making your content sound more polished and professional.
  • Studio Sound
    AI-upscaling enhances audio quality like magic, ensuring every speaker in your audio file sounds their best.
  • AI voice cloning
    With Descript's AI voice cloning feature, you can create a realistic synthetic voice that sounds just like you. Perfect for voice overs or when you can't be there to record in person.
  • Podcasting
    Streamline your podcasting workflow with an all-in-one suite of tools to record, edit, publish, and promote your audio or video podcast.