One day I really wanted to download youtube videos, so I downloaded Tubemate and I am very happy with this app.Lets talk about its Features first.Other youtube video downloader app are very hard to download and use but tubemate is very easy to download( have to download from Tubemate official website) and easy to use.Tubemate also uses very less space in phone memory, and it is also very ram efficient.Downloading in tubemate is very simple you just have to go to video page on youtube or other website, then a green download button will appear on tubemate, just click it and it will ask for video quality, it supports 144p, 240p, 360p, 480p, 720p, 1080p.After that it will start downloading video.One thing that is to be noted is that it need seperate mp3 converter, which is downloadable from playstore.It also supports downloading more then one video simultaneously.Layout and design is very simple and easy to use.Navigation in app is also simple.So this is very Useful app to download youtube app.