Increase Volume MP4 Online | Free MP4 Volume Booster

How to easily raise MP4 volume

01
Sign Up and Import Your MP4 File
Register for Descript and create a new project. Drag and drop your MP4 file into the workspace, and Descript automatically processes it. This smooth workflow helps you rapidly begin improving your video's audio.
02
Adjust Audio Volume in Layers Panel
In the "Layers" panel on the right sidebar, you can easily adjust the audio volume. Drag the slider to raise or lower it, or type in an exact value for precise control. This feature helps your MP4's audio sound just right.
03
Publish and Export Your MP4 File
After making your adjustments, click 'Publish' and go to the 'Export' tab. Choose MP4 as the format, set your preferences, and click 'Export' to save your file. This step saves your video with the raised volume, ready for sharing or additional edits.

Raise audio levels in your MP4 files easily

Adjust volume levels and edit audio with precision
With Descript, you can easily adjust volume levels and edit audio with precision. Whether you want to increase the volume of an MP4 file or fine-tune specific segments, Descript offers tools for professional-quality sound. Elevate your videos and make sure your audience hears every detail clearly.
Upgrade audio quality in one click
Improve your MP4 audio with Descript's one-click feature. Instantly raise volume and clarity, making your videos sound professional and engaging. Ideal for content creators who want better audio quality without complex editing.
Eliminate background noise & regenerate audio with AI
Elevate your MP4 audio quality with minimal effort using Descript. Our AI-powered tool removes background noise and regenerates audio, helping your videos sound professional. Excellent for increasing volume and clarity, Descript delivers pristine audio to make your content more engaging and impactful.

More than a Volume Booster

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

Studio Sound
Elevate your MP4 audio with Descript's Studio Sound, delivering clear, professional-quality volume for all your video projects.
Multi-track editor
Use Descript's multi-track editor to smoothly increase the volume of your MP4 files, creating clear and balanced audio across all tracks.
Text-based editing
Effortlessly increase MP4 volume with Descript's text-based editing, allowing precise control over audio levels directly from the transcript.
Transcription
Effortlessly transcribe your MP4 files to text, making it easier to adjust volume and enhance your audio content.

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 does the Increase Volume MP4 tool support besides MP4?
Besides MP4, the Increase Volume MP4 tool works with several audio formats like MP3, WAV, AAC, and FLAC. This versatility helps users amplify audio levels across multiple file types without hassle.
Can I adjust the volume levels for multiple MP4 files at once using this tool?
Yes, you can adjust the volume for multiple MP4 files at once in Descript. Batch processing makes it simple to increase volume across several files in a single step, saving time and frustration.
What pricing plans does Descript offer for individual users and teams?
Descript offers varied pricing options for individuals and teams. There’s a free tier, then a Creator plan at $12/month. Teams may choose the Pro plan at $24/month per user, which includes advanced features and collaboration tools.
Does Descript provide any collaboration features for team projects?
Yes, Descript offers strong collaboration features for team projects. Team members can edit, comment, and share feedback in real time, aiding smooth communication and efficient workflow. This makes it simple to work together on audio and video projects from anywhere.