Extract Audio From MP4 For Free Online

Extracting Audio from MP4 in Three Steps

01
Sign Up and Import Your MP4 File
Sign up for Descript and create a new project. Simply drag and drop your MP4 file into the project window. Descript will automatically begin transcribing the audio, making it easy to extract and edit.
02
Mute Audio in the Layer Panel
Once the upload is complete, navigate to the "Layer" section. In the "Audio" panel, uncheck the speaker icon to mute the audio. This step ensures that only the extracted audio will be processed, making it easier to manage your project.
03
Export Your Audio File
Click "Publish," then navigate to the "Export" tab. Choose your desired file type from the available options and click "Export" to save the file. This straightforward process ensures your audio is extracted and saved efficiently.

Effortlessly Extract High-Quality Audio from MP4 Files

Easily detach audio from video
Need to extract audio from an MP4? Descript makes it simple to detach audio from video files. With just a few clicks, you can isolate the audio track for easy editing, repurposing, or sharing. Streamline your workflow and focus on creating great content without the hassle.
Let AI do the audio work for you
Let AI do the audio work for you with Descript. Seamlessly extract audio from MP4 files and let the AI handle the heavy lifting. Whether it's transcribing, editing, or enhancing audio quality, Descript's AI ensures you get professional results effortlessly, saving you time and effort.
Upgrade audio quality in one click
Enhance your extracted audio effortlessly with Descript's one-click upgrade feature. Whether you're pulling audio from an MP4 for a podcast or presentation, this tool ensures top-notch sound quality instantly, saving you time and delivering professional results without the hassle of complex editing.

More than an Audio Extractor

Descript is an AI-powered audio and video editing tool that lets you edit podcasts and videos like a doc.

Transcription
Transcribe your extracted audio from MP4 files effortlessly with Descript, turning spoken words into editable text in minutes.
Multi-track editor
Descript's multi-track editor allows seamless extraction and editing of audio from MP4 files, ensuring precise control over each audio layer.
Studio Sound
Enhance your extracted audio from MP4 files with Descript's Studio Sound, ensuring crystal-clear quality and professional-grade results.
Remove filler words
Effortlessly remove filler words from your extracted audio, ensuring a polished and professional final product with Descript.

Don’t just take our word for it

With a 4.6-out-of-5-star rating and a bunch of distinctions on G2, Descript’s users have declared it an industry standard in the video and podcasting world.

2025

Best Software

Video Editing

Text to Speech

Screen and Video Capture

“With Descript I'll be able to at least double my content output since editing is taking one-quarter the time it used to.”

Donna B.

“With Descript we can create videos for our YouTube channel and our LinkedIn page much faster and with high quality.”

Balázs N.

“Descript has made cleaning up and creating my educational videos into professional presentations [possible] without needing extensive technical computer skills.”

Barbara C.

“Descript makes recording and editing audio and video a breeze. It's advanced features have streamlined my workflows, saving me a lot of time usually spent editing.”

Roderick F.

“The collaborative tools streamline teamwork, allowing my team and me to work efficiently together on projects. Overall, Descript enhances productivity and simplifies the editing process.”

Aldrich M.

“Transcription based editing makes the process much faster…All in all, a must have editor for most audiences, especially in SaaS marketing.”

Nidhin M.

Surely there’s one for you

Free

no credit card required

Start your journey with text-based editing

Get started

1 transcription hour / month

Export 720p, with watermarks

Limited trial of Basic AI Actions

Limited trial of AI Speech

Hobbyist

$16

per person / month, billed annually

Elevate your projects, watermark-free

Get started

10 transcription hours / month

Export 1080p, watermark-free

20 uses / month of Basic AI Actions suite including Filler Word Removal, Studio Sound, Draft Show Notes, Create Clips, and more

30 minutes / month of AI speech with stock AI speakers and custom voice clones

5 minutes / month of avatars

Questions? We have answers

What audio formats can I extract from MP4 using this tool?
Using this tool, you can extract audio from MP4 files in various formats, including MP3, WAV, and AAC. This flexibility ensures compatibility with different devices and applications, making it a versatile choice for your audio extraction needs.
Is there a limit to the file size when extracting audio from MP4?
Yes, there is a limit to the file size when extracting audio from MP4 using Descript. The maximum file size supported is 4GB. If your file exceeds this limit, consider compressing it or splitting it into smaller segments before extraction.
What pricing plans does Descript offer for individual users?
Descript offers three pricing plans for individual users: Free, Creator, and Pro. The Free plan provides basic features, while the Creator plan, at $12 per month, includes advanced editing tools. The Pro plan, at $24 per month, offers additional premium features and priority support.
Does Descript support collaboration features for team projects?
Yes, Descript supports collaboration features for team projects. It allows multiple users to edit, comment, and review audio files in real-time, ensuring seamless teamwork. This makes it an ideal tool for teams working on audio and video projects together.