MP3 to MP4 converter

Convert MP3 to MP4

Convert your file from MPEG Layer 3 Audio to MPEG-4 Video Stream with this MP3 to MP4 converter.

mp4 converter

Or enter URL of the file you want to convert from MP3 to MP4: (e.g. https://example-files.online-convert.com/audio/mp3/example.mp3)
Or select a file from your cloud storage for a MP3 to MP4 conversion:

Choose from Google Drive

Saved settings (optional)

Choose a Preset:
Select a preset:

Video settings (optional)

Change screen size:

Width: x Height: pixels
Resize handling:
How to handle image resizing.:
Change video bitrate:

Specify kbps for movie: kbps
Set file size:

Specify target file size in MB : MB (approx.)
Change frame rate:
Frames per seconds: per second
Cut video:
Start time: to End time:
Rotate video (clockwise):
Rotate video:
Mirror/flip video:
Mirror/flip video:
Select video codec:
Select a video codec for the conversion:
Crop pixels from:

top top

bottom bottom
left
left

right right
Deinterlace video:

Audio settings (optional)

Audio channel:
Set stereo/mono for the audio channel or disable the audio track.:
Change audio quality:
New audio quality for movie:
Select audio codec:
Select an audio codec for the conversion:
Normalize audio:
Normalize the audio:

Cancel
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Progress:

Total file size: -
Upload rate: -
Time left: --:--:--

Submitting data

Uploading data

To convert in the opposite direction, click here to convert from MP4 to MP3:
MP4 to MP3 converter

Try the MP4 conversion with a MP3 test file

Not convinced? Click on the following link to convert our demo file from MP3 to MP4:
MP3 to MP4 conversion with our MP3 example file.

MP3 (MPEG Layer 3 Audio)

A MPEG-1 or MPEG-2 Audio Layer III files (file extension name: MP3) is the standard audio storage file type. Most music players (and smart phones) play music using MP3 files. The lossy compression reduces the quality without straying tremendously from the original, uncompressed recording. This is done by removing those sounds the human ear is incapable of hearing and processing. MP3 files are...
What is MP3

MP4 (MPEG-4 Video Stream)

MPEG-4 Part 14 files (MP4) are capable of storing multimedia such as audio, video, and subtitles. This file type is commonly used by Apple and other producers of mobile products which allow audio, still images, or video. This includes but is not limited to: audio books, songs, movies, videos, photos, and podcasts. MPEG-4 is the format often used in online streaming of videos. Many MP3 players...
What is MP4