Savemp3.cc - An online free YouTube converter which allows you to convert videos and audios to MP4, MP3, M4A from YouTube, Facebook, Instagram, MixCloud, Dailymotion, VEVO, bilibili, niconico, etc. Supports HD MP4, 720p, 1080p video and 320kbps MP3.
Online video converter - Video conversion tool to convert a video link or file to various formats.
y2mate.tv - Y2Mate YouTube Converter is not just a video converter, but also an audio converter. You can easily convert YouTube videos to the format you want, such as MP4 (320p, 480p, 720, HD 1080p), 320kbps MP3, M4A, WEBM, etc.
4k Video Downloader - 4K Video Downloader is a software program that helps people download video files from sites such as Facebook, YouTube and Dailymotion.
Youtube Video and Audio Downloader - Download YouTube videos in all available formats and extract the original audio files.
CONV. - Convert YouTube video to MP3, GIF or MP4