Youtube Video and Audio Downloader - Download YouTube videos in all available formats and extract the original audio files.
Online video converter - Video conversion tool to convert a video link or file to various formats.
Video DownloadHelper - Browser extension to download videos from the Web
2conv.com - 2conv.com is a simple yet powerful online video converter and downloader that allows you to download any YouTube videos in Mp3 quickly.
ClipGrab - A friendly downloader for YouTube and other sites
4k Video Downloader - 4K Video Downloader is a software program that helps people download video files from sites such as Facebook, YouTube and Dailymotion.