Amazon.com: Video and Audio Downloader software for YouTube – download your favorite YouTube videos as MP4 video or MP3 audio – lifetime license – computer program compatible with Windows 11, 10, 8 and 7
GitHub - barclayd/YouTube-Downloader: Download and convert any YouTube video to MP4 or MP3. Built using Node.js
y2mate - Download Video and Audio from YouTube
Top 9 Safe YouTube to MP3 Converters [Clean Interface and Simple Process]