youtubemp4.to - YouTube Mp4 is the best online YouTube to Mp4 converter. Convert and download your favourite YouTube videos for free in webm, mp4, and m4a formats.
YoutubeMultiDownloader - Just like its name YouTube Multi Downloader, it is an online website for downloading the videos of downloading without using any video download and accelerator.
Youtube Video and Audio Downloader - Download YouTube videos in all available formats and extract the original audio files.
GenYTB - Search and Download YouTube videos
4k Video Downloader - 4K Video Downloader is a software program that helps people download video files from sites such as Facebook, YouTube and Dailymotion.
ShareTube - Watch YouTube, synced with friends.