Flipkart is one of the largest online shopping website in india trustable shopping site and quick delivery in any area about 99.9% item is available payment is also very easily and quick COD is available in most of the product u can buy any think easy and quick.if any program refoung and replacement in sum item.customer care is available 24 hrs every day.Delivery time is also not long .Product quality is good.App & website is available. app is easily in play store .I think that flipkart is the best app for shopping online