There are two methods to extract audio files from YouTube videos 1.       Using Best Audio Extractor from YouTube video for HD quality audio You can use the following top audio extractor from video software to separate an audio file from a video. The only drawback is you need to download a video from any platform and then upload it to the following software for high-quality audio conversion ·       Apowersoft Free Online Video Converter ·       Audacity. ·       Audio Converter. ·       Bigasoft Total Video Converter. ·       Free Audio Editor. ·       VLC. ·       Windows Movie Maker. ·       Wondershare DemoCreator.   2.       Using Online Audio Extractor Websites for Low-Quality Audio There are thousands of audio extractor online websites that claim to convert a video into mp3 format but here is the most trusted one. ·       YouTube to MP3 Converter ·       Free Converter ·       Online Audio Converter ·       Audio Online Convert