7 Ways to Extract MP3 Audio from MP4 Video on Windows/Mac/Online

Last Updated on December 20, 2021 by Jane Joe


There are many occasions that you need to extract audio from MP4. For instance, you can get the background music by extracting audio from MP4 video. You can extract sound from video and set it as a ringtone as well. Or the audio track doesn’t match your MP4 video. So you need to remove audio from MP4 to add a new one.

Then what is the best software to extract audio from MP4, MKV, AVI, and other video files? It depends on your device, Wi-Fi speed, file size, output quality, and many other factors. This article shows 7 different ways to extract audio from MP4 to MP3 online and offline. Just read and choose the one you like.

Extract MP3 Audio from MP4 Video

Part 1: Lossless Way to Extract Audio from MP4 on Mac

Sometimes you need to extract audio from online streaming video sites, like YouTube, Vimeo, and more. Is it possible to download and extract audio from YouTube videos? Absolutely yes. You can use WidsMob Capture to record and extract audio from any MP4 video, including online and offline videos.

Compared with video to audio converters, the program can help you extract audio from MP4 without losing quality. You can get a part of the audio track from MP4 video flexibly. Well, you can benefit a lot from the powerful audio extraction features.

1. Extract MP3 audio from an MP4 video with 100% original quality.

2. Download online streaming video and audio as MP3 without quality loss.

3. Skip the unwanted audio clip by pausing and resuming the recording.

4. Use hotkeys to control the entire audio recording process.

5. Record not only the system sound but also the microphone voice.

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Step 1: Free download, install, and launch WidsMob Capture. To extract audio from MP4 video on Mac, choose Record Screen in the main interface.

Capture Screenshot

Step 2: Enable the Microphone and adjust its volume. Remember to disable Screen Area and Webcam options.

Customize Capture

Step 3: Play the MP4 video on the browser or any media player on your computer. Click REC to start recording. You can record live audio or MP4 audio playback freely.

Step 4: When you stop recording, you will be in the Media Library. Here you can share, play, organize or delete the recorded MP3 audio file.

Media Library Capture

Part 2: 6 Ways to Extract Audio from MP4 Video

Or you can convert MP4 to MP3, M4A, and other formats to extract the audio as well. It is supported to batch extract audio from MP4 videos on your Windows and Mac computer. If there is a built-in video trimmer, you can trim MP4 video and get part of the audio track from MP4 as well. Now, let’s see how to extract audio from a video in MP4 format.

Way 1: How to Extract Audio from MP4 Using WidsMob Converter

To batch extract audio from MP4 files on Windows or Mac, you can use WidsMob Converter to get the fastest speed. It is supported to convert, trim and merge MP4 videos to MP3 and other audio files. You can adjust the output audio settings before the MP4 to audio conversion.

1. Extract audio from MP4 and other 300+ formats with high quality.

2. Support video to audio batch conversion.

3. Clip an MP4 video to remove unwanted parts.

4. Merge several video or audio files into a new one.

5. Adjust the audio encoder, sample rate, channels, and bitrate before converting MP4 to audio format.

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Step 1: Launch WidsMob Converter after the installation. Drag and drop your MP4 video into the main interface.

Converter Interface

Step 2: Unfold the Profile list on the top right corner. Choose an output device in the left panel, such as General Audio, Lossless Audio, Apple iPhone, and more. Then set an audio format for MP4 to audio extraction.

Choose Output Profile

Step 3: To change the output audio quality and file size, click Settings next to Profile. In the Audio Settings section, specify the output audio settings.

Profile settings

Step 4: Change the output folder in the Destination section. At last, click Convert to convert and extract MP3 from MP4.

Conversion process
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Way 2: How to Extract Audio from MP4 with VLC

VLC is a multimedia player and converter for iOS, Android, Windows, Mac, and Linux. You can use VLC to extract audio from MP4 for free. The VLC user interface is a little complicated for beginners.

Step 1: Run VLC on your computer. From the Media list, select Convert/Save.

Step 2: Click Add to add an MP4 video for audio extraction. Then click Convert/Save to move on.

Step 3: Choose Audio-MP3 or other profiles as the output format. Set the destination folder to save your extracted MP3 audio.

Step 4: Click Start to start extracting audio from MP4 using VLC.

Extract Audio to MP4 with VLC

Way 3: How to Extract Audio from MP4 via Audacity

Audacity is a free and open-source audio editor for Windows, Mac, and Linux. You can extract any audio track from an MP4 video as MP3, WAV, FLAC, and more for further editing. Moreover, you can apply audio-editing effects within Audacity as well.

Step 1: Open Audacity. Unfold the File list on the top left corner. Choose Open to open an MP4 video into Audacity.

Step 2: Then select Export from the File drop-down list. Set which audio format you want to save your MP4 video.

Step 3: Click Save and extract audio from MP4 using Audacity.

audacity

Way 4: How to Extract Audio from MP4 by FFmpeg

FFmpeg can be your free tool to extract audio from .mp4 video as well. If you feel familiar with command lines, use FFmpeg to extract MP3 audio from MP4.

Step 1: Free download FFmpeg from its official site.

Step 2: Press Shift and select the Open command window here from the right-click menu of the bin folder.

Step 3: Type ffmpeg -i videofile.mp4 -vn -acodec libvorbis audiofile.ogg to extract audio from an MP4 file.

Step 4: Type for vid in *.mp4; do ffmpeg -i "$vid" -vn -acodec libvorbis "${vid%.mp4}.ogg"; done into FFmpeg. Adjust FFmpeg parameters to use FFmpeg to extract audio from MP4 to MP3 format.

Step 5: Or you can type ffmpeg -i videofile.mp4 -vn -acodec copy audiofile.mp3 to copy audio from MP4 video using FFmpeg as well.

Extract Audio to MP4 with FFmpeg

Way 5: How to Extract Audio from MP4 with Windows Media Player

To extract audio from MP4 video on Windows 8/7, you can run Windows Media Player as well. There is no direct audio extractor. But you can still extract audio from MP4 using Windows Media Player by changing file formats.

Step 1: Open Windows Media Player. In the File drop-down list, select Open to import an MP4 video.

Step 2: After adding a video into Windows Media Player, choose Save as from the File drop-down list.

Step 3: Specify the file name, output folder, and other details.

Step 4: Change the file extension from .mp4 to .mp3.

Step 5: Click Save to extract audio from MP4 using Windows Media Player.

Extract Audio from MP4 with Windows Media Player

Way 6: How to Extract Audio from MP4 Online

If you don’t want to install anything on your computer or extract audio from MP4 on iPhone or Android, you can use an online audio extractor. This section will show you how to extract audio from MP4 for free online with Audio Extractor.

Step 1: Open an online audio extractor with your browser.

Step 2: Click Open Video to add an MP4 video.

Step 3: In the Select audio format section, set MP3, WAV, M4A, OGG, and more as the output format.

Step 4: Click Extract audio below to extract sound from MP4 video online.

Extract Audio from MP4 Online

Handbrake, iMovie, and some media converters are not proper for MP4 to MP3 audio extraction. Not all video editors and converters can extract audio from MP4 successfully. If you want lossless audio, you can use WidsMob Capture to record the soundtrack. To batch extract audio from MP4 files, you can use a professional video converter from the above 6 recommendations.

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