YouTube Money Calculator - The easiest way to estimate YouTube earning potential
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 Revenue Calculator - Discover your true income potential as a YouTuber
Video DownloadHelper - Browser extension to download videos from the Web
YouTube Community - A new, simple way to engage with your viewers
youtube-dl-gui - A cross platform front-end GUI of the popular youtube-dl written in wxPython.