YouTube Downloader is the greatest and most popular free online application for downloading YouTube videos and music in seconds. This platform can download videos of any quality, from 4k to whatever, at lightning speed and for an endless amount of time. Without installing apps, you can download files from YouTube in complete safety and on any device. You may also convert your favorite video or popular movie into an mp4 or mp3 file with a bitrate of 320, 256, 192, 128, or 64 kbps.