You will need to install a user script manager extension to install this script.
This script is used to add a button to convert youtube to MP3 directly. Convert the video into mp3 with the best quality. The bitrate will be calculated precisely, which ranges from 128kbps to 320kbps depending on original file. Allows you to convert any online video into MP3 audio file. Support most oneline video sites like YouTube, Vemo, Viki, Dramafever, TED and 5000 more.
Step 1: Install the Tampermonkey extension for your browser.
Step 2: Once TamperMonkey is installed successfully, install this script.
Step 3: Now whenever you are watching a video on YouTube, a "Convert To MP3" button will appear as shown in the screenshot. Click on it to convert youtube to MP3.
To download the video & audios, you can use this script: The best Video & Audio Downloader from 5000+ sites including Youtube, Support 1080P, 2K, 4k & 8K