4K YouTube to MP3是一款macOS平台中在线音乐下载器，专门创建从YouTube，Vimeo的或Facebook提取音频的软件。它支持从YouTube下载有声电子书，下载完成后可以直接使用软件界面中内嵌的音频播放器收听音频文件！
[4K YouTube to MP3 应用内购]
Сonvierte YouTube to MP3 tracks, fast and simple way
4k YouTube to MP3 has been specifically created to extract audio from YouTube, Vimeo or Facebook and save it to MP3, M4A, OGG. No annoying and complicated settings to configure, just a clean, simple and functional interface. Download is simple and easy: just copy the link from your browser and click “Paste URL ‘. Fact!
Extract audio from YouTube videos and save in MP3, M4A or OGG in high quality.
Download complete playlists or YouTube channels and generates M3U files.
Transfer tracks automatically downloaded to iTunes and upload them to your iPhone or iPod.
Listening to music with the built-in audio player.
Download and extract audio tracks from videos of SoundCloud, Vimeo, Flickr and DailyMotion.
Download audio books from YouTube.
Extract audio tracks even pages with videos embedded in HTML.
Use 4k YouTube to MP3 on your PC, Mac or Linux, no matter which operating system you prefer.