How to convert MP4 to M4A
- Choose a MP4 file up to 100 MB.
- Start the conversion and wait while Rosconvert prepares the M4A file.
- Download the result and check it in the application where you plan to use it.
All converters
MP4 β M4A
Convert MP4 to M4A online
Convert MP4 files to M4A directly in your browser. The finished file is ready to download after processing.
What to check when converting MP4 β M4A
Audio formats use different codecs and compression methods. Converting MP4 to M4A can change file size, bitrate and, in some cases, perceived sound quality.
Listen to the beginning and end of the converted file and check its duration, channels and playback in the device or software where the M4A file will be used.
Frequently asked questions
Do I need to install software?
No. The conversion runs online in your browser and does not require a desktop application.
What is the maximum file size?
You can upload one source file up to 100 MB on this page.
Should I keep the original file?
Yes. Keep the source file until you have checked that the converted result is suitable for your use.