Google youtube mobile app is a best app. Its user interface is very nice and interactive. In home page it will automatically displays videos based on our interest or videos which are normally seen by us. We can like dislike add comments to the video. Advertisements will load in the begining of some videos but they are not much irritating. We will got options to skip adds if we dont like it. Many of adds displayed in Youtube app are relevant to our recents search and interests. In youtube app we can offline save videos and playback whenever needed. App design is good. Internal Video player is good. We can tougle between different Google accounts easily within the app. App is stable and runs smoothly. All HD videos are played nicely. There are lacks of knowledge based videos available in Youtube. We can upolad our own videos to youtube by creating Our channel. If we monetise oir channel then Youtube pays us for adds displayed in our youtube Video. We can learn anything from these. App shows notifications and sends emails about our recent activities or interesting topics, which we can stop easily. Through app we can stop history tracking, clear cache etc. Everyone should try Youtube app because all latest news, videos, film news , science relates information available on youtube.