

Click "File" > "Open" or click the open icon to browse and load the MP4 file. Have you realized that you can use Avidemux as a free MP4 to MP3 converter? In fact, it's able to strip out the audio track from a video file like MP4 format, and save the audio as MP3, AAC, AC3, and some other audio formats. It's a simple and useful video editor for Windows, macOS, and Linux. Many users may have used the free and open-source video editor Avidemux.

To extract the MP3 audio from MP4 file without re-encoding, use command: ffmpeg -i input-video.avi -vn -acodec copy output-audio.aac Way 4. You can further set the audio quality using command like: ffmpeg -i filename.mp4 -b:a 192K -vn filename.mp3 Here is the basic command: ffmpeg -i filename.mp4 filename.mp3 Then enter in the command to let it convert a MP4 video to MP3 audio. Then cd (the change directory command) to the directory with the ffmeg.exe. Open a Command Prompt (Start > Run > CMD) or on a Mac/Linux open a Terminal. Note: you need to save the FFmpeg and the MP4 video in the same folder. Download FFmpeg and install it on your computer. However, there is a steep learning curve. Compared to many other top free MP4 to MP3 converters 2022, such as VLC, FFmpeg can does the converting faster and better. It contains massive libraries and programs to handle various video tasks, including converting MP4 to audio in MP3 on Windows and Mac. How to Convert MP4 to MP3 with FFmpegįFmpeg is a free and open-source command-line tool for Windows, Mac, and Linux. Then you can set the Bitrate, channels, and Sample Rate under the Audio Codec tab.

Next, click on the Edit Selected Profile button. Choose Audio-MP3 in Profile under the Settings. Click on Add to browse and load the MP4 video from your local computer. Click the Media button and select Convert / Save. mp3 extension at the and of the converted MP3 file in the destination folder.

Click "RUN" to extract audio from MP4 as MP3. For example, you can convert MP4 to MP3 320kbps, 256bkps, etc. There you can select the audio quality of the MP3 file. Back on the main interface, click the gear button next to the selected MP3 profile. To convert MP4 to MP4, choose MP3 from "to Music" profiles. A window will pop up to let you select the output format. Launch the MP4 to MP3 converter and click "+ Video" to load the MP4 video to the software from computer.
