How to Convert MP4 to MP3 on Windows/Mac for Free

March 11, 2020Andrew Miller

There would be chances that you want to convert MP4 to MP3 to get the audio file in a movie or music video, in this case you need a professional MP4 to MP3 Converter. There are various methods to convert MP4 to MP3, from free online sites to desktop programs, but what are more reliable and efficient methods? Here in this article we will collect the most comprehensive methods for you to convert MP4 to MP3 in high quality.

Convert MP4 to MP3

Part 1. Free Ways to Convert MP4 to MP3

Most people prefer looking for a free but reliable way to convert MP4 to MP3, and it is possible to be realized. In this part we have collected top 4 ways to help you convert MP4 to MP3 for free on Windows or Mac computers, with free desktop programs or free online converters. Read on for details.

Part 1.1 How to Convert MP4 to MP3 with Free Video Converter

Aiseesoft has a freeware named Free Video Converter that is compatible with both Windows and Mac computer, it's totally free and can help you convert any videos of popular formats to other video and audio format (MP4, MKV, MOV, FLV, AVI, WMV, MP3, etc.).



Free Video Converter

  • Free convert more than 300 video formats like MP4, AVI, MOV, WMV, MKV, FLV and more with high quality.
  • Edit videos before converting to select the theme you like, and add opening & ending title for your videos.
  • Support various digital devices like iPhone (iPhone 11 Pro Max/11 Pro/11/XS/XS Max/XR /X/8/7/6s/6/5S/5C/5), iPad (iPad Pro/Air 2/mini 4), Apple TV, Samsung (Samsung Galaxy S6/S6 edge/Galaxy Note Edge), Sharp, HTC, Google (Google Nexus 10/Nexus 7), Sony, LG, and more.

How to Convert MP4 to MP3 with this free video converter?

Step 1.
Free download and install this free video converter on your computer according to your computer OS.
Step 2.
Launch this freeware on your computer, and click "Add File(s)" to import the MP4 video file you want to convert. You are allowed to import multiple MP4 files at a time to convert them to MP3 in batch to save time.
Step 3.
Click "Profile" and then choose MP3 from the drop-down list. Then click the "Convert" button to start converting MP4 to MP3 for free.
Select MP3 from Profile

Notes: This free video converter not only enables you to convert MP4 to MP3, but also allows you to convert other video formats in AVI, WMV, MKV, MOV, FLV, SWF, M4V, etc. to MP3, AAC, AIFF, FLAC, WMA, and more for playback on any portable devices.
You can also edit the input video effects by clicking the "Edit" button on the top bar to adjust the video effects. You can crop video, rotate, trim/merge video, add watermark etc. to customize your video file before converting it to other formats.

Part 1.2 How to Convert MP4 to MP3 with Windows Media Player

If you are using a Windows computer, you can also free convert MP4 to MP3 with the help of its default player Windows Media Player. This method also deserves a try, but the disadvantage is that if you have multiple MP4 videos to convert, you can only convert them one by one. Check how to do as below.

Step 1.
Open the MP4 video file you want to convert with Windows Media Player.
Step 2.
Click the Menu icon on the top right to enter the main interface of Windows Media Player, then click Organize > Options.
Organize Options
Step 3.
On the new window that pops up, click on Rip Music option and click Change to select a destination that you want to save the converted MP3 audio file. In the Rip Settings option, choose the output format as MP3, then click on OK to convert MP4 to MP3 with ease.
Rip MP4 to MP3

Part 1.3 How to Convert MP4 to MP3 in iTunes

If the MP4 files you need to convert to MP3 are music videos stored in your iTunes library, you can also easily convert them to MP3 in iTunes. Check the detailed steps below.

Step 1. Run iTunes on your computer and click Music > Library to select the MP4 file you want to convert.

Step 2. Click Files at the upper-right corner and choose Convert > Create MP3 Version from the drop-down menu to convert MP4 to MP3.

Step 3. After the conversion is finished, you can find the converted MP3 file in iTunes with the iTunes search function.

Part 1.4 How to Convert MP4 to MP3 with Free Online Converters

If you search "convert MP4 to MP3" online, you will find various online video converters available that can help you convert MP4 to MP3 for free. This is lightweight and convenient enough to get MP4 converted to MP3, whether you are using a Windows or Mac computer. Here we have collected the top 3 free online MP4 to MP3 Converters for you to choose from.

Aiseesoft Free Online Video Converter

This Free Online Video Converter helps users convert any video/audio to MP3, MP4, AVI, MOV, FLV, M4A and more easily in three steps.

Aiseesoft Free Online Video Converter


  • There is no requirements on system or browser to use this free online MP4 to MP3 converter.
  • This free online video converter is equipped with powerful video andd audio encoder, which enables users to extract audio like MP3/AAC/AC3/WMA/WAV from video files.
  • You are able to add two or more MP4 video files with no size limit for a fast batch conversion.
  • It allows you to change parameter settings of the output video/audio in video/audio bitrate, video resolution, frame rate, loop animation, etc.


  • Before converting MP4 to MP3, you need to install a smaller launcher on your computer.


ZAMZAR is a free online file converter that supports over 1,200 file formats, it can work as video converter, image converter and eBook converter to help you convert MP4 to MP3, PDF to Word, PDF to Excel, EPUB to PDF, JPG to Word, MP4 to FLV, MP3 to WAV and more. With this free online MP4 to MP3 Converter, you can convert MP4 to MP3 easily in 3 steps on Windows or Mac computer.

Step 1. Click "Add Files" to add the MP4 file to this free online video converter. You can also click the "select link" button under the "Add Files" to enter the URL of an MP4 video.

Step 2. Choose MP3 as the output format.

Step 3. Click "Convert Now" to start the conversion process. If your MP4 file are in large size, it will take a while to get the converted MP3 file. You can check the "Email when done" option to receive the converted MP3 audio file via email.

ZAMZAR Mp4 to MP3 Converter


  • Support 1,200+ file formats.
  • Totally free and easy to use.
  • Support URL conversion.


  • It's time-consuming to upload and convert bigger MP4 video files.
  • It does not support batch conversion.
  • The converted MP3 files will expire in 24 hours.


Convertio is also a simple and easy-to-use online MP4 to MP3 converter that can help you convert MP4 videos to MP3 easily. You just need to upload one or more MP4 files to this site and choose MP3 as the output format, then you can start to convert by clicking the Conversion button.



  • Supports file conversion from Dropbox, Google Drive and URL.
  • It enables you to add multiple files for converting at once.
  • You can choose to save converted MP3 files to Google Drive or Dropbox.


  • There is intrusive ads on page.
  • The file size you can convert once a time cannot exceed to 100MB, otherwise you need to pay to upgrade to the pro version.

Part 2. [Most Recommended] How to Convert MP4 to MP3 without Quality Loss

After reading the features, pros and cons of both free desktop and online MP4 to MP3 converters recommended above, if you are not satisfied with them because you have higher requirements on the conversion speed, efficiency and quality, we recommend you to try a more powerful and functional video converter – Aiseesoft Video Converter Ultimate.

Aiseesoft Video Converter Ultimate is an all-in-one video converter and video enhancer. It offers you great solutions to convert video/audio formats, enhance video quality, edit video and music in 1,000+ formats. What's more, this video converter supports almost all portable devices, you are able to convert video to iPhone/iPad, Apple TV, Samsung phones, Huawei, Sony, PSP, etc. So it's a piece of cake to change MP4 to MP3 with this video converter.



Aiseesoft Video Converter Ultimate

  • Convert home-made DVD and video to GIF/video/audio over 1,000 formats, 3D video and 4K video are supported.
  • The video enhancer function enables you to enhance video quality from SD to HD, enhance video brightness and contrast, remove annoying video noise, reduce video shaking, etc.
  • The video editing feature allows you to adjust video saturation, hue and volume, you can also add any effect like horror, romantic, funny, etc. to your video.
  • You are allowed to add external subtitles and audio track to your video.

Easily convert MP4 to MP3 with the steps below.

Step 1.
Free download and install Aiseesoft Video Converter Ultimate on your Windows or Mac computer.
Step 2.
Click "Add File" on the top bar of the interface to load your MP4 video file. You can import multiple MP4 videos once a time. Even if your MP4 files are in large size, they can be loaded within seconds.
Add MP4 File
Step 3.
Click "Profile" and choose MP3 as the output format.
Set Profile as MP3
Step 4.
You can also click Settings besides Profile to set the Sample rate and Audio Bitrate as per your own need.
Profile Settings

Part 3. FAQs about MP4 to MP3 converter

Which method is more reliable to convert MP4 to MP3? With online converters or desktop software?

It depends on your detailed demand and the frequency to convert MP4 to MP3. If you only need to do video conversion occasionally, it would be more convenient to use the free online video converter, as there is no need to install any software. But if you need to do video/audio conversion frequently and have higher requirement to the conversion speed and quality, it'd be better to use a more professional desktop video converter program.

Will the online MP4 to MP3 converter sites save the copy of my loaded MP4 files or the converted MP3 files?

Almost all the free online converter sites claim that they will not store users' files on their server for the safe and privacy sake, and they will only keep the converted files for users for 12 or 24 hours. If you still have such worries, you can use the desktop programs we recommended above.

If there are multiple audio tracks in the MP4 video I want to convert, how can I get the one I need in the converted MP3 file?

If there are multiple audio tracks in your original MP4 file, it would be difficult to select which one you want to convert to MP3 with the free online converters, Windows Media Player or iTunes. Aiseesoft Video Converter Ultimate supports for multiple audio tracks, you can select the audio track you need in the drop-down list of the audio after you import your MP4 video file to this video converter, then it will only extract this audio track to MP3 format for you.


We have collected 5 easy ways to convert MP4 to MP3 for free, and have listed their pros and cons. You can choose from them according to your detailed demands. If you also have other good MP4 to MP3 converters for recommendation, please feel free to leave us a comment below.

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