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.
Y2matered - this app helps users download their online videos from facebook, instagram, youtube accounts to store offline
KeepVid - A free web application that allows you to download videos
YooDownload - YooDownload is an online video downloader and video converter that is intended to answer downloading the videos from the leading video sharing sites.
SaveFrom.Biz - Convert YouTube video URL to MP4 file and download it to your device. SafeFrom is the best YouTube video downloader and converter.
ShareTube - Watch YouTube, synced with friends.