4K Video Downloader is a cross-platform video downloader for PC, Mac, and Linux. It allows you to save entire YouTube channels or single videos in 4K,1080p, or 720p quality. The 4K Video Downloader is a free video downloader that will enable you to download videos, playlists, channels, and subtitles from YouTube, TikTok, Facebook, and other video sites. You can set automatic content downloads from YouTube channels you want.
You can convert your videos online from YtConverter.