Instagram is most popular app after facebook all over the the world. Service of instagram is very good they respond very fast and they are vwry gentle. Instagram is a social networking website. You can upload your photos, status and you can also chat on instagram. I am using instgram more than one year and it is a good app. You can connent with your family and friends. Website is very good in terms of loading it loads very fast and you can upload photo very fast. Interface of instagram very good.
On the whole Instagram is very good app for girls because of safety and very trustfull.