M4A to MP4 Converter – Fast, Free & No Download Needed

Convert M4A to MP4 in 3 Steps

01
Sign Up and Get Free Transcription Time
Sign up for Descript for free and log in. Enjoy one free hour of transcription per month with no credit card required. This approach offers a test run of Descript’s features before any commitment.
02
Create a New Project and Upload M4A
Start a new Descript project, then upload your M4A by dragging and dropping. Descript automatically processes the file in the cloud, providing a smooth, efficient way to handle conversion.
03
Select Export Options and Save as MP4
To convert your M4A file to MP4, open the Publish menu, select Export, choose MP4 as the format, and click Save. This direct process lets your audio become a video file, ready for sharing or additional editing.

Convert M4A audio files to MP4 videos easily

Non-destructive video conversion
Descript's non-destructive video conversion keeps your original M4A files intact when converting them to MP4. This feature lets you edit and refine your videos without sacrificing audio quality, ideal for projects requiring top-tier sound.
Convert videos to 60 FPS with ease
Improve your video quality with Descript's 60 FPS conversion. Whether converting M4A to MP4 or refining current videos, enjoy smoother playback and a more polished look. Enhance visual appeal without complex editing steps.
Flexible export choices
Descript offers flexible export choices, making it simple to convert M4A to MP4. Whether you need high-resolution videos or smaller sizes for fast sharing, Descript has you covered. Tailor your exports for any platform or requirement, keeping your content ready to go.

More than a file converter

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

Video editing
Effortlessly convert M4A to MP4 while using Descript's intuitive video editing features for a smooth multimedia experience.
Transcription
Transcribe your M4A files easily while converting to MP4, helping provide accurate text representation for every piece of audio.
Captions & subtitles
Easily add captions and subtitles to your M4A to MP4 files, increasing accessibility and viewer engagement.
Multi-track editor
Descript's multi-track editor streamlines M4A to MP4 conversion, allowing smooth audio-video sync for a refined final result.

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 quality can I expect when converting M4A to MP4 using this tool?
When converting M4A to MP4 with Descript, you receive high-quality audio. The software maintains original fidelity for a seamless shift from M4A to MP4 without losing sound clarity.
Are there any limitations on the file size for M4A files when using the conversion tool?
There are no strict size limits for M4A files. Larger files may take longer to process, and performance depends on your device and connection speed.
What pricing plans does Descript offer for individual users and teams?
Descript supports various pricing plans for individuals and teams. A free tier is available, with paid plans starting at $12/month (Creator) or $24/month (Pro). Teams can choose custom options that match their needs.
Does Descript support collaboration features for team projects?
Yes, Descript includes collaboration features for team projects. Multiple users can edit, comment, and share files in real time, helping teams work together easily. This setup streamlines project management and improves productivity.

Convert Your M4A to MP4

Convert M4A to MP4 in 3 Steps

Convert M4A audio files to MP4 videos easily

More than a file converter

Surely there’s one for you

Questions? We have answers