YouTube is very popular video sharing website. Downloading a video from YouTube is a tough job. Downloading the Downloader and get the video using that or go to any other website which fetches the video and saves on your computer. Using Python, this task is very easy. Few lines of code will download the video from YouTube for you. For this, there a python library named as ‘pytube’. pytube is a lightweight, dependency-free Python library which is used for downloading videos from the web.Also we use Tkinter library for gui and we build basic user interface for easy to use.