Youtube
the youtube is the best source of get information of any product through video.
the youtube contains all the videos that are the source of the information . the youtube is the best source for watch the latest trailers, movies songs, reviews of particular mobile, technical news, products news, provides the information about product, and helps people to deal with them . I use youtube from last 4-5 years ., it is the best source of tech news, and gadget information . because in youtube you can easily understand because the product information is given in the video ways which can is easy to understand . the youtube mobile app is in both ios and android platform, you can easily download this app from playstore or app store . this is mobile friendly application, which is extremely easy to use.
the best thing of this app is day to day update is giving for the app . the service and support is extremely good, easy to use, works in every smartphone or anyphone which can possess internet connectivity . they dont charge for the download of this application .
the best thing of youtube is you can earn money from youtube . you dont believe but, yes it really happens . you just need to have a traffic in your account . than you can earn money from the google adsense . its quite easy but it needs time to built a 1000 of subscribers, more subscribers you have more earning you can get from the youtube.