Toolsdl is a perfect YouTube Video Downloader, allows you to download video YouTube to MP3, MP4, ... in high quality - FullHD. Free YouTube Downloader will detect and show the size file before saving.
In case of you listen to your favorite music on YouTube, you can also use Toolsdl YouTube to MP3 to extract and download MP3 (Audio Extractor) from YouTube videos to your device and listen offline.
Toolsdl works perfectly that make it different between other tools. All problems will be fixed regularly within 24h to give users a great experience.