by Christine Smith • 2020-07-10 10:53:06 • Proven solutions

Best MP4 to MP3 Converter for Mac. Convert MP4 videos to MP3 format on Mac easily and quickly without losing quality. Batch convert MP4 files to MP3 at 30X faster speed. Download online videos and playlist to MP3 format by pasting URL. Transfer converted MP3 files to. Convert music file formats in iTunes on Mac. You can convert a song to a different file format (and keep a copy of the original). For example, you can save a copy of a compressed song file such as MP3 or AAC in an uncompressed song format (AIFF or WAV). When converting from a compressed to uncompressed file format (for example, from MP3 to AIFF), you shouldn’t notice any reduction in sound.

If you've struggled with your MP4 files to play the soundtrack from various devices and failed many times, then you are on the right page. This article will introduce the best and free MP4 to MP3 converter for Mac and online to help you convert MP4 to MP3 on Mac easily.

Part 1. Best MP4 to MP3 Converter for Mac: Convert Both Online and Local MP4 Files to MP3 Easily

One simple yet efficient tool that proves to be an apt choice for converting MP4 videos to MP3 format is Wondershare UniConverter (originally Wondershare Video Converter Ultimate). The device is light, has a simple interface, and allows converting online as well as local MP4 files to MP3 format easily. The lightning-quick speed of the converter makes the entire process hassle-free without any quality loss. You can play the converted audio on a host of devices ranging from media players to smartphones. No matter whether you have some MP4 files lying on your PC or you wish to download one from the internet, the software supports the conversion of both.

Wondershare UniConverter - Your Ultimate Video Toolbox

• Directly convert MP4 files to MP3, AVI, MKV, MOV, and other 1,000+ formats.
• Convert MP4 videos to MP3 with 30X faster speed compared with other standard converters.
• Download YouTube videos and playlists to MP3 format directly by pasting URLs directly.
• Burn videos to DVD and play with your DVD player with free DVD menu templates.
• Edit MP4 videos with trimming, cropping, adding watermark, subtitles, etc.
• Transfer MP3 audio files from Mac/PC to iPhone/iPad/Android devices easily via a USB cable.
• Support multiple functions, including Video/Audio Compressor, Screen Recorder, CD Burner, GIF Maker, Fix Media Metadata, etc.
• Supported OS: Mac OS 10.15 (Catalina), 10.14, 10.13, 10.12, 10.11, 10.10, 10.9, 10.8, 10.7, 10.6, Windows 10/8/7/2003/XP/Vista.

Video Tutorial to Convert MP4 to MP3 on Windows 10/8/7, Similar Steps on Mac

Solution 1: Steps to Convert Local MP4 Files to MP3 on Mac

Local MP4 files are those files that are already present on your Mac system. These files could have been earlier downloaded from the internet or copied/transferred from other devices. Listed below are video tutorials and steps to convert local MP4 videos to MP3 using Wondershare UniConverter on Mac, Windows users can take similar steps too.

Step 1 Add MP4 Files to Convert to MP3.

Download, install and launch Wondershare UniConverter on your Mac. Next, click the Add Files button and locate your favorite MP4 file from your local computer and add it to the software interface. Alternatively, you can also simply drag and drop the video as well.

Step 2 Choose MP3 as Output Format for MP4 Files.

Click the Audio tab from the drop-down list beside Convert all tasks to, and select MP3 format and desired quality from the given list.

Step 3 Convert MP4 video files to MP3 Easily on Mac.

Finally, click the Convert All button to initiate the conversion process. The video files will be successfully converted to MP3 format in no time, and you can find them from the Converted tab.

Solution 2: How to Convert Online MP4 Videos to MP3 with Wondershare UniConverter

In addition to local files, Wondershare UniConverter also supports converting online videos to MP3. There are numerous video sharing sites like YouTube, Vimeo, VEVO, Dailymotion, and others which have the collection of music from almost all genres, and period. If you wish to download just the soundtrack from your favorite music video from these sites, Wondershare UniConverter is a one-stop solution. Read the steps below to download online MP4 videos to MP3 easily on Windows and Mac using Wondershare UniConverter.

Step 1 Copy the Video URL You Want to Download to MP3.

Open the browser on your Mac and search for your favorite video that you wish to download and convert. Copy the video URL.

Step 2 Launch Mac MP4 to MP3 Converter and Paste Video URL.

Launch Wondershare UniConverter on your Mac. Choose the Download tab from the main interface and then click the Paste URL option to open a new window.

Step 3 Convert Online MP4 Video to MP3.

Choose MP3 from the Download Audio option, and then click the Download button to start the online MP4 to MP3 conversion on your Mac.

After a while, you can find the downloaded video in the Finished tab.

With the steps above, you will be successfully able to convert MP4 to MP3 for Mac devices.

Note: For YouTube videos, the software provides an option where you can directly download YouTube to MP3.

If you want to know more YouTube to MP3 Converters, move to Top 8 YouTube to MP3 Converters for Mac and Online >> to learn more.

Part 2. MP4 to MP3 Converter for Mac Free: Convert Local MP4 to MP3 Online

If you have few local files that need to be converted from MP4 to MP3 format, then there is no point spending on professional software as there are various online tools available for the same. Online UniConverter (originally Media.io) is one such online, free MP4 to MP3 converter for Mac that works quite smoothly. The online program allows converting files to MP3, WAV, WMA, and OGG format and also allows selecting the quality of the converted file.

Step 1: Open Online UniConverter https://www.media.io/ on your Mac browser.

Step 2: Click the Drag & Drop or Hit to Add File button to add the desired MP4 file from your Mac that you wish to convert to MP3.

Step 3: Select the MP3 as the output format from Convert all files to and finally click the CONVERT button.

Part 3. How to Convert MP4 to MP3 Mac Online

You can download your favorite song or track from YouTube, Dailymotion, Vimeo, and other popular sites for free using an online video converter, which is a decent online program that comes with an array of features. Using https://www.onlinevideoconverter.com/, you can convert your favorite MP4 file to various audio and video formats, including MP3. Once downloaded, the data can be easily downloaded from the link provided. Online video converter is compatible with working with all the latest browsers, and there is no limitation to the number of conversions and downloads.

Step 1: Launch https://www.onlinevideoconverter.com on your Mac device, find and copy the video URL you want to download.

Step 2: Click the Convert A VIDEO LINK/URL option and paste the copied URL to the OnlineVideoConverter website.

Step 3: From the given output formats, select MP3 as your target format.

Step 4: Finally, click the START button to initiate the conversion process. Once converted, the MP3 file will be available for download.

Part 4. Convert MP4 to MP3 in iTunes Library

Convert Mp3 To Mp4 App For Mac Download

In addition to the above-listed methods, iTunes library can also be used to convert MP4 files to MP3 format. The process of conversion is quick and straightforward. Using this method, you do not require any external software, tool, or online site. You can simply import the local MP4 files to your iTunes library and convert them to MP3 format.

Convert Mp3 To Video Mp4

Step 1: Import MP4 file to iTunes Library after launching. Next, you need to add the desired MP4 file to iTunes library, and for this click File > Add File to Library and then browse for the desired MP4 file on Mac.

Step 2: Select the MP4 file from the Music category that you wish to convert.

Step 3: For converting the selected MP4 file to MP3, go to File >Convert > Create MP3 Version, and your MP4 videos will be converted to MP3 free on Mac using iTunes.

Part 5. Comparison Table of the 4 MP4 to MP3 Converters

Listed above are four methods to convert MP4 videos to MP3 on Mac. You can pick up from the given ways depending upon your requirements. A comparison table below makes your task easier to select one of the best methods.

Free Mp4 To Mp3 Converter For Mac

Part 6. Extended Knowledge About MP4 and MP3

Convert Video To Mp3 Mac

MP4 is undoubtedly the most popular as well as the most commonly used multimedia format for video and audio files. The format has a huge fan following in the digital world owing to the quality it maintains and multipurpose utility. Though MP4 files can be used for playing audio, they are mainly used for movies, videos, and online streaming. If music and audio files are your priority, then MP4 files may create an issue at times because many media players do not support this format. Moreover, MP4 files occupy massive space on disk, and if you are only using its soundtrack, then the rest of the space is unnecessary kept filled.

Mp4 To Mp3 App Microsoft

Thus considering the above situations, it can be concluded that converting MP4 to MP3 format is the most sensible solution as MP3 is the most popular audio format for almost all music players. Besides, making the files lighter on disk space, they are also easy to handle, and you can even download online MP4 videos to MP3 format for smooth playback. In a nutshell, MP4 to MP3 file conversion gives them better versatility as well as compatibility.