Great Downloader easy to use can convert into multiple file formats. Fast and impressive
SnapTube - Snaptube Official Website - Get the newest Snaptube apk and free download music and HD video from YouTube, Facebook, DailyMotion and Instagram, etc.
Video DownloadHelper - Browser extension to download videos from the Web
TubeMate - SO WHAT DOES TUBEMATE DO? We all love the youtube app.
youtube-dl-gui - A cross platform front-end GUI of the popular youtube-dl written in wxPython.
YouTube Vanced - Vanced is a modded version of YouTube with many features such as adblocking and background playback
Youtube Video and Audio Downloader - Download YouTube videos in all available formats and extract the original audio files.