How to download video files

A lot of people look for different videos which they would like to watch. Today there is no problem with that because you are given a possibility to watch them even only using your Internet browser. But sometimes there some videos that you would like to download on your computer. But there were some problems connected with the possibility of downloading from youtube which has the largest collection of different videos. In this case some software developers offer different kinds of software which make possible to  download youtube videos and  convert them to different formats within just a minute. Such kinds of software have other different function which might be interesting for you.