How to Free Convert MP4 to MP3: Useful Guide 2024

If you need a video to MP3 converter, this passage will help you a lot. You can also use FoneTool to transfer MP4/MP3 files from PC to iPhone and vice versa.

Kathy by Kathy Updated August 8, 2024
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MP4 and MP3 are common file formats in our daily lives. MP3 is frequently used for music and audio recordings, while MP4 is often encountered when recording videos or downloading files. In many situations, you might need to convert MP4 files to MP3 files.

convert mp4 to mp3

Why need to free convert MP4 to MP3?

Converting MP4 to MP3 can be useful for several reasons:

enlightened Audio Extraction: Sometimes, you might only need the audio from a video, such as a song, podcast, or lecture. Converting the MP4 to MP3 allows you to listen to the audio without the need to watch the video.
enlightened Storage Space: MP3 files are typically much smaller in size compared to MP4 files. If you’re low on storage or want to save space on your device, converting to MP3 is a practical solution.
enlightened Compatibility: MP3 is a widely supported format across many devices and media players. If your device struggles to play MP4 files, converting to MP3 ensures you can enjoy the audio on any platform.
enlightened Battery Life: Playing audio-only files generally consumes less battery than playing video files. Converting MP4 to MP3 can help extend the battery life of your device during playback.
enlightened Listening Flexibility: MP3 files are ideal for creating playlists, listening on the go, or sharing audio content with others. They’re easy to organize and manage in music libraries.
enlightened Focus on Audio Content: If the video is secondary to the audio content, converting to MP3 helps you focus on what you really want to hear, whether it's music, a podcast, or an audiobook.

So is there any useful video to mp3 converter? Of course! Just find answers below to get how to make it efficiently!

How to free convert MP4 to MP3: 2 useful tools

Here we will introduce 2 fast MP4 to MP3 converters for you to finish the process.

Option 1. Windows Media Player

Windows Media Player is a multifunctional media player that lets you convert the file formats of the media you're playing. With the Save as option, you can effortlessly convert videos to MP3 format after opening them.

If you'd like to add some extra music clips to your video before converting, iMyFone Filme might be your best choice. It provides a vast selection of royalty-free music and audio effects. Give Filme a try to explore its features!

For those wondering how to convert MP4 to MP3 on their phone, simply connect your device to a computer and use Windows Media Player to perform the conversion. Here’s how:

Step 1. Launch Windows Media Player. If the Menu bar isn’t visible at first, click on the Organize tab.

Step 2. Under Layout, choose Show Menu Bar.

Step 3. After the Menu bar appears, click on File and select the MP4 file you want to convert.

Step 4. Use the Save as button to save the video as an MP3 file.

save as mp3

Step 5. Choose the location where you want to save the file and click Save. The file will be saved as an MP3 in the selected location.

Now you’re familiar with how to use Windows Media Player as a quick MP4 to MP3 converter to change your audio file formats.

Option 2. Format Factory

Format Factory is a versatile Windows-only converter that allows you to convert video, audio, image, and document files. Along with standard conversions, it provides tools for trimming, joining, splitting, and mixing audio to tailor your MP3 output.

Though it's a free tool, it does come with ads and supports fewer digital formats compared to premium options. Besides its conversion capabilities, Format Factory also serves as a video player, screen recorder, and video downloader, which can make its interface a bit challenging for beginners to navigate. To use it, you can follow steps below:

Step 1. Download, install and launch Format Factory on your Windows computer. During installation, click Decline if you don't want to install bundled software.

Step 2. Click on the Audio section and select the MP3 option from the left panel. Unlike common converters, this free MP4 to MP3 converter for Windows requires you to choose the output format beforehand.

Step 3. In the new window, click the Add Files button to upload the MP4 files you wish to convert. (Optional) Advanced users can click "Output Setting" on the upper right to customize the audio quality.

format factory

Step 4. Click OK in the bottom right to return to the main interface. Then, click on the Start icon on the top menu bar to begin the task. This way supports multi-threaded conversion of up to 4 files.

How to transfer MP4/MP3 from PC to iPhone

When it comes to transferring data between PC and iPhone, the best free transfer software - FoneTool will be a nice choice.

Highlights:
· Fast transfer speed allows you to efficiently transfer multiple audio files between PC and iPhone.
· Various file formats can be supported, including mp4, mp3, flac, mov, m4r, m4v, wav, aac, etc.
· Easily preview and select music, videos, photos, contacts and ringtones you need to transfer.
· Various iPhone models and iOS versions can be recognized, even the latest ones.

Now you can download the professional FoneTool on your PC to get how to transfer MP4/MP3 from PC to iPhone and vice versa.

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Step 1. Launch FoneTool > Connect your iPhone to the PC via a USB cable.

Step 2. Go to Phone Transfer > Choose PC to iPhone and click Get Started.

transfer from pc to iphone

Step 3. Click the + icon to choose files or drag and drop files you need > Click OK to continue.

select music to transfer

Step 4. Confirm the data you need > Click Start Transfer to begin the task.

start transfer music from pc to iphone

Conclusion

For people who need to free convert MP4 to MP3, here we offer 2 ways for you to easily make it. You can choose Windows Media Player or use Format Factory. Once the process is finished, if you need to transfer your MP4/MP3 files from PC to iPhone, we also introduce the professional FoneTool to help you.

If this guide is useful for you, you can share it with more people!

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