First time luckky is a very good offer in which one can get a product at 100 percent cashback and on some cases only a very little amount of delivery charge .I have bought an effectivy free product and I am very happy about it.It has other exciting offers also.Like Mall 100 Once a month .We can get cashback on recharges.We get Rs 20 cashback on first time payment to any shopkeeper.Delivery time varies for different products but is feasibleIt has very simple and easy return and replace policy.Love it.It is a very good application to be used.