Select MP4 format video file from computer now and click the “Open”. Open online UniConverter and click the “Choose Files” option. These all tools on the website are available for free of cost from the developers and you can use them without spending anything. Besides converting MP4 to MP3 the website also offers you several other tools to make your multimedia life easy such as video editor, video compressor, GIF maker, YouTube thumbnail maker, audio cutter and audio compressor. Now, find the MP4 files you wish to listen to and open them. Click the Add Filemenu and pick Add File(s) to trigger the open-file dialog. There is another version for Mac computers. It can be used on the windows and Mac both devices. How to Convert MP4 to MP3 on Windows 10 Step 1Install MP4 to MP3 converter app Launch the best MP4 to MP3 converter after you installed it to your PC. The website is fully compatible with all your modern browsers so you can use it in any browser of your choice. Online UniConverter convert MP4 to MP3 online without any installation of software. Wondershare Online UniConverter is an online website which enables you to convert the audio and video files from one format to any other format of your choice.

But please remember they require a stable internet, and their features are less than what the desktop software have. If you don't want to spend time on downloading any software, then online converters can assist your MP4 to MP3 conversion. How to Convert MP4 to MP3 Using free Online Video Converter

Windows 10 mp4 to mp3