Amazon app is best app for shopping anything, products on amazon are geinun.delivery is also fine, price are comparatively good, I always use to buy anything from amazon.i only prefer amazon app for shopping, I ordered tempered glass from amazon app.delivery was at time but tempered glass was broken, then I complained about the matter, then I claimed money back and I got it within 10 days, finally I loved the amazon shopping, customer support is also good, I give 5 star to amazon app.