Hello friends my name is abhishek I am using Amazon app from my smartphone and purchased a lot of items in every time I purchase any item I feel so secure and says it always deliver on time with hundred percent accuracy I have prepaid and sometimes I have order some items on cash on delivery both options are pretty good and the best part of this app is it provides genuine items every time you purchase any item you can select your desired item from a huge list. my experience with this app is awesome and I recommend this app to all my friends.