Follow the on-screen instructions to install the Chrome extension.Go here to add MP3 Converter to Chrome.How to use this YouTube to MP3 Chrome extension? The tutorial is below. How does it work? It asks a browser to decode audio to get the raw data and then converts the audio stream into the MP3 format with the requested bitrate.īut notice that MP3 Converter depends on the decoding capability of a browser, which means that it is unable to convert those media formats that the browser cannot play. MP3 Converter is a full-featured MP3 conversion tool that is written in pure JavaScript. Now, follow us to learn more about these two YouTube to MP3 Chrome extensions. Here we introduce two YouTube to MP3 Chrome extensions that you can utilize to download an MP3 from YouTube handily.